FNUS56 KEKA 240737 FWFEKA FIRE WEATHER PLANNING FORECAST FOR NORTHWEST CALIFORNIA NATIONAL WEATHER SERVICE Eureka CA 1237 AM PDT Mon Aug 24 2026 ...ELEVATED TO LOCALLY CRITICAL FIRE WEATHER CONDITIONS FOR THE HIGHER ELEVATIONS OF TRINITY COUNTY THIS AFTERNOON... .DISCUSSION...Warm conditions continue today with most areas seeing 90s to near 100. Low afternoon RH in the teens to low 20s along with breezy south winds will bring locally critical fire weather conditions to the higher elevations of Trinity County this afternoon and evening. The marine layer deepens tonight and for much of the week which will moderate interior temperatures and bring slightly higher afternoon RHs. Winds will generally remain light and terrain driven, aside from southwesterly afternoon breezes. CAZ401-250130- Coastal Del Norte- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...65-71 Ridges/upr slopes....66-72 * Min Humidity....... Valleys/lwr slopes...58-73 percent Ridges/upr slopes....52-60 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........1300 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly cloudy. Slight chance of drizzle in the late evening and overnight. Patchy fog after midnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-54 Ridges/upr slopes....49-54 * Max Humidity....... Valleys/lwr slopes...93-100 percent Ridges/upr slopes....92-100 percent * 20-Foot Winds... Valleys/lwr slopes...South winds 5 to 7 mph in the evening...becoming light winds 2 to 4 mph. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........600 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. Patchy fog in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...61-66 Ridges/upr slopes....61-67 * Min Humidity....... Valleys/lwr slopes...74-88 percent Ridges/upr slopes....75-85 percent * 20-Foot Winds... Valleys/lwr slopes...Light winds 2 to 4 mph...becoming west 5 to 6 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming west 5 to 6 mph in the afternoon. * Mixing Height..........1600 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy fog through the night. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-53 Ridges/upr slopes....47-52 * Max Humidity....... Valleys/lwr slopes...93-100 percent Ridges/upr slopes....92-100 percent * 20-Foot Winds... Valleys/lwr slopes...Light winds 1 to 3 mph. Ridges/upr slopes....Northwest winds 5 mph in the evening...becoming light winds 2 to 4 mph. * Mixing Height..........600 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ402-250130- Interior Del Norte Including the Smith River Valley- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...77-85 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...42-52percent Ridges/upr slopes....39-47 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........4000 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-57 Ridges/upr slopes....53-61 * Max Humidity....... Valleys/lwr slopes...74-89 percent Ridges/upr slopes....59-74 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....South winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...70-78 Ridges/upr slopes....67-75 * Min Humidity....... Valleys/lwr slopes...71-81 percent Ridges/upr slopes....69-79 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming west 5 to 8 mph in the afternoon. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........2900 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. Patchy fog in the late evening and overnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...46-53 Ridges/upr slopes....50-57 * Max Humidity....... Valleys/lwr slopes...80-95 percent Ridges/upr slopes....64-79 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph...shifting to the northeast 5 mph after midnight. Ridges/upr slopes....West winds 5 to 6 mph...shifting to the north after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ403-250130- Northeastern Interior Humboldt and Southwestern Siskiyou Including Orleans- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...92-100 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...14-19 percent Ridges/upr slopes....16-24 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to the southwest 5 to 11 mph in the afternoon. Ridges/upr slopes....Southeast winds 5 to 6 mph...shifting to the southwest 5 to 11 mph in the afternoon. * Mixing Height..........6900 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-61 Ridges/upr slopes....around 60 * Max Humidity....... Valleys/lwr slopes...54-69 percent Ridges/upr slopes....39-49 percent * 20-Foot Winds... Valleys/lwr slopes...South winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 10 mph...shifting to the southeast after midnight. * Mixing Height..........400 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...86-94 Ridges/upr slopes....72-80 * Min Humidity....... Valleys/lwr slopes...20-28 percent Ridges/upr slopes....26-34 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming southwest 5 to 8 mph in the afternoon. Ridges/upr slopes....South winds 5 mph...shifting to the southwest 5 to 8 mph in the afternoon. * Mixing Height..........5800 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-58 Ridges/upr slopes....54-58 * Max Humidity....... Valleys/lwr slopes...57-72 percent Ridges/upr slopes....42-52 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph in the evening...becoming downslope/downvalley 2 to 5 mph. Ridges/upr slopes....West winds 5 to 8 mph...shifting to the northeast 5 to 6 mph after midnight. * Mixing Height..........300 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ404-250130- Northern Coastal Humboldt- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...66-73 Ridges/upr slopes....around 67 * Min Humidity....... Valleys/lwr slopes...68-83 percent Ridges/upr slopes....50 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 9 mph. Ridges/upr slopes....Variable 2 to 4 mph...becoming west 5 to 6 mph in the afternoon. * Mixing Height..........1600 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy fog in the late evening and overnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-56 Ridges/upr slopes....around 52 * Max Humidity....... Valleys/lwr slopes...92-100 percent Ridges/upr slopes....93 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph in the evening...becoming light winds 2 to 4 mph. Ridges/upr slopes....West winds 5 to 6 mph in the evening...becoming light winds 2 to 4 mph. * Mixing Height..........600 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. Patchy fog in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...62-68 Ridges/upr slopes....around 63 * Min Humidity....... Valleys/lwr slopes...72-87 percent Ridges/upr slopes....81 percent * 20-Foot Winds... Valleys/lwr slopes...Light winds 2 to 5 mph...becoming northwest 5 to 8 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming northwest 5 to 6 mph in the afternoon. * Mixing Height..........1700 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy fog. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-54 Ridges/upr slopes....around 51 * Max Humidity....... Valleys/lwr slopes...93-100 percent Ridges/upr slopes....95 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 7 mph. Ridges/upr slopes....North winds 5 to 7 mph. * Mixing Height..........800 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ405-250130- Northwestern Interior Humboldt Including the Bald Hills- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...79-87 Ridges/upr slopes....75-83 * Min Humidity....... Valleys/lwr slopes...48-58 percent Ridges/upr slopes....41-51 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........3000 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. Patchy fog early in the morning. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-56 Ridges/upr slopes....52-60 * Max Humidity....... Valleys/lwr slopes...76-91 percent Ridges/upr slopes....62-77 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Southwest winds 5 to 7 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. Patchy fog in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...71-79 Ridges/upr slopes....67-75 * Min Humidity....... Valleys/lwr slopes...69-79 percent Ridges/upr slopes....64-74 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming west 5 to 6 mph in the afternoon. Ridges/upr slopes....West winds 5 to 7 mph. * Mixing Height..........2400 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. Patchy fog in the late evening and overnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...48-53 Ridges/upr slopes....49-57 * Max Humidity....... Valleys/lwr slopes...80-95 percent Ridges/upr slopes....65-80 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Northwest winds 5 mph...shifting to the north after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ406-250130- Eastern Interior Humboldt Including Willow Creek and Hoopa- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...92-100 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...15-20 percent Ridges/upr slopes....15-23 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to the southwest 5 to 9 mph in the afternoon. Ridges/upr slopes....Southeast winds 5 to 9 mph...shifting to the southwest 6 to 9 mph in the afternoon. * Mixing Height..........6600 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-59 Ridges/upr slopes....58-62 * Max Humidity....... Valleys/lwr slopes...58-73 percent Ridges/upr slopes....40-50 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph...shifting to the south 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...84-92 Ridges/upr slopes....71-79 * Min Humidity....... Valleys/lwr slopes...31-39 percent Ridges/upr slopes....31-39 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming northwest 5 to 7 mph in the afternoon. Ridges/upr slopes....South winds 5 to 6 mph...shifting to the southwest 5 to 7 mph in the afternoon. * Mixing Height..........4900 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-56 Ridges/upr slopes....55-58 * Max Humidity....... Valleys/lwr slopes...65-80 percent Ridges/upr slopes....47-57 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph...shifting to the northeast 5 to 6 mph after midnight. Ridges/upr slopes....West winds 5 to 6 mph...shifting to the northeast after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ407-250130- Southwestern Humboldt Including the King Range and the Eel River Valley- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...80-88 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...41-51 percent Ridges/upr slopes....40-50 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........2300 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy dense fog in the evening. Patchy fog early in the morning. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-55 Ridges/upr slopes....53-58 * Max Humidity....... Valleys/lwr slopes...80-95 percent Ridges/upr slopes....70-85 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....West winds 5 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. Patchy fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...76-84 Ridges/upr slopes....67-75 * Min Humidity....... Valleys/lwr slopes...50-60 percent Ridges/upr slopes....64-74 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming northwest 5 to 8 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming northwest 5 to 6 mph in the afternoon. * Mixing Height..........2800 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. Patchy fog early in the morning. * Chance Lightning.......0%.* Min Temperature....... Valleys/lwr slopes...51-55 Ridges/upr slopes....52-56 * Max Humidity....... Valleys/lwr slopes...82-97 percent Ridges/upr slopes....71-86 percent * 20-Foot Winds... Valleys/lwr slopes...North winds 5 to 7 mph. Ridges/upr slopes....North winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ408-250130- Southeastern Interior Humboldt Including Kneeland and Alderpoint- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...81-89 Ridges/upr slopes....75-83 * Min Humidity....... Valleys/lwr slopes...28-36 percent Ridges/upr slopes....32-40 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to the southwest 5 to 8 mph in the afternoon. Ridges/upr slopes....South winds 5 to 7 mph...shifting to the southwest 5 to 9 mph in the afternoon. * Mixing Height..........4400 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-56 Ridges/upr slopes....52-60 * Max Humidity....... Valleys/lwr slopes...73-88 percent Ridges/upr slopes....57-72 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 7 mph. Ridges/upr slopes....Southwest winds 5 to 7 mph...shifting to the southeast 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...76-84 Ridges/upr slopes....69-77 * Min Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....65-75 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming west 5 to 7 mph in the afternoon. Ridges/upr slopes....South winds 5 mph...shifting to the west 5 to 7 mph in the afternoon. * Mixing Height..........3800 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. Patchy fog in the late evening and overnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-54 Ridges/upr slopes....50-58 * Max Humidity....... Valleys/lwr slopes...83-98 percent Ridges/upr slopes....64-79 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph...shifting to the north after midnight. Ridges/upr slopes....Northwest winds 5 to 6 mph...shifting to the north 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ409-250130- Northwestern Trinity Including Salyer and Big Bar- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...92-100 Ridges/upr slopes....76-84 * Min Humidity....... Valleys/lwr slopes...8-13 percent Ridges/upr slopes....11-16 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to the southwest 5 to 9 mph in the afternoon. Ridges/upr slopes....South winds 5 to 12 mph. * Mixing Height..........8300 ft AGL. * Chcof Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-59 Ridges/upr slopes....56-61 * Max Humidity....... Valleys/lwr slopes...51-61 percent Ridges/upr slopes....33-43 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph...shifting to the southeast 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-95 Ridges/upr slopes....73-81 * Min Humidity....... Valleys/lwr slopes...18-26 percent Ridges/upr slopes....16-24 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming west 5 to 8 mph in the afternoon. Ridges/upr slopes....South winds 5 to 9 mph. * Mixing Height..........6800 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-57 Ridges/upr slopes....55-59 * Max Humidity....... Valleys/lwr slopes...59-74 percent Ridges/upr slopes....40-50 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph...shifting to the north 5 to 6 mph after midnight. Ridges/upr slopes....West winds 5 to 9 mph...shifting to the north 5 to 8 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ410-250130- Northeastern Trinity Including Trinity Lake- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...85-93 Ridges/upr slopes....72-80 * Min Humidity....... Valleys/lwr slopes...10-13 percent Ridges/upr slopes....12-17 percent * 20-Foot Winds... Valleys/lwr slopes...East winds 5 to 7 mph...shifting to the southeast 6 to 9 mph in the afternoon. Ridges/upr slopes....Southeast winds 5 to 11 mph. * Mixing Height..........7200 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Clear then becoming partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...57-62 Ridges/upr slopes....52-60 * Max Humidity....... Valleys/lwr slopes...44-54 percent Ridges/upr slopes....32-42 percent * 20-Foot Winds... Valleys/lwr slopes...South winds 5 to 8 mph...shifting to the northeast 5 mph after midnight. Ridges/upr slopes....Southeast winds 5 to 9 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...83-91 Ridges/upr slopes....70-78 * Min Humidity....... Valleys/lwr slopes...14-21 percent Ridges/upr slopes....18-26 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming south 5 to 6 mph in the afternoon. Ridges/upr slopes....South winds 5 to 10 mph. * Mixing Height..........7400 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-60 Ridges/upr slopes....51-59 * Max Humidity....... Valleys/lwr slopes...46-55 percent Ridges/upr slopes....35-45 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to the northwest 5 mph after midnight. Ridges/upr slopes....South winds 5 to 8 mph...shifting to the north 5 to 6 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ411-250130- Eastern Trinity Including Weaverville and Hayfork- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...89-96 Ridges/upr slopes....78-86 * Min Humidity....... Valleys/lwr slopes...9-12 percent Ridges/upr slopes....12-17 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 8 mph. Ridges/upr slopes....Southeast winds 5 to 8 mph...shifting to the south 6 to 9 mph in the afternoon. * Mixing Height..........8600 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-61 Ridges/upr slopes....56-60 * Max Humidity....... Valleys/lwr slopes...45-55 percent Ridges/upr slopes....37-47 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 7 mph...shifting to the northeast 5 mph after midnight. Ridges/upr slopes....South winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-94 Ridges/upr slopes....76-84 * Min Humidity....... Valleys/lwr slopes...13-18 percent Ridges/upr slopes....16-24 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming south 5 to 7 mph in the afternoon. Ridges/upr slopes....South winds 5 to 8 mph. * Mixing Height..........8100 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-59 Ridges/upr slopes....55-59 * Max Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....45-55 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph. Ridges/upr slopes....West winds 5 to 7 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ412-250130- Southern Trinity Including Ruth Lake and the Yolla Bollys- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...86-94 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...12-17 percent Ridges/upr slopes....13-18 percent * 20-Foot Winds... Valleys/lwr slopes...Southeast winds 5 to 6 mph...shifting to the southwest 5 to 9 mph in the afternoon. Ridges/upr slopes....South winds 5 to 9 mph. * Mixing Height..........6900 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-58 Ridges/upr slopes....51-59 * Max Humidity....... Valleys/lwr slopes...55-70 percent Ridges/upr slopes....46-56 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....South winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...82-90 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...23-31 percent Ridges/upr slopes....19-27 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming west 5 to 7 mph in the afternoon. Ridges/upr slopes....South winds 5 to 9 mph. * Mixing Height..........5800 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-56 Ridges/upr slopes....50-58 * Max Humidity....... Valleys/lwr slopes...67-82 percent Ridges/upr slopes....55-70 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph...shifting to the north 5 mph after midnight. Ridges/upr slopes....West winds 5 to 6 mph...shifting to the north after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ413-250130- Coastal Mendocino- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. Patchy fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...65-73 Ridges/upr slopes....66-74 * Min Humidity....... Valleys/lwr slopes...65-80 percent Ridges/upr slopes....61-71 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........1100 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy fog. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-52 Ridges/upr slopes....48-53 * Max Humidity....... Valleys/lwr slopes...92-100 percent Ridges/upr slopes....85-100 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 mph. Ridges/upr slopes....Northwest winds 5 to 7 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. Patchy fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...63-71 Ridges/upr slopes....64-72 * Min Humidity....... Valleys/lwr slopes...71-86 percent Ridges/upr slopes....66-81 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........1200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. Patchy fog in the late evening and overnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-52 Ridges/upr slopes....48-54 * Max Humidity....... Valleys/lwr slopes...89-100 percent Ridges/upr slopes....83-98 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 7 mph. Ridges/upr slopes....North winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ414-250130- Northern Interior Mendocino Including Leggett and Willits- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...85-93 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...20-28 percent Ridges/upr slopes....37-45 percent * 20-Foot Winds... Valleys/lwr slopes...South winds 5 to 8 mph. Ridges/upr slopes....South winds 5 to 8 mph. * Mixing Height..........4400 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Partly cloudy then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-56 Ridges/upr slopes....51-59 * Max Humidity....... Valleys/lwr slopes...66-81 percent Ridges/upr slopes....63-78 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 6 mph in the evening...becoming downslope/downvalley 2 to 4 mph. Ridges/upr slopes....Southwest winds 5 to 7 mph in the evening...becoming downslope/downvalley 2 to 4 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...81-89 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...36-44 percent Ridges/upr slopes....48-58 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 4 mph...becoming southwest 5 to 7 mph in the afternoon. Ridges/upr slopes....Variable 2 to 4 mph...becoming west 5 to 7 mph in the afternoon. * Mixing Height..........4100 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...49-56 Ridges/upr slopes....50-58 * Max Humidity....... Valleys/lwr slopes...70-85 percent Ridges/upr slopes....63-78 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 6 mph...shifting to the north 5 mph after midnight. Ridges/upr slopes....West winds 5 to 6 mph...shifting to the north after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ415-250130- Northeastern Interior Mendocino Including Covelo- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...88-96 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...11-14 percent Ridges/upr slopes....11-16 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 6 mph...shifting to the southwest 5 to 9 mph in the afternoon. Ridges/upr slopes....South winds 5 to 9 mph. * Mixing Height..........6700 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-60 Ridges/upr slopes....57-62 * Max Humidity....... Valleys/lwr slopes...50-60 percent Ridges/upr slopes....40-50 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph...shifting to the east 5 mph after midnight. Ridges/upr slopes....Southwest winds 5 to 8 mph...shifting to the southeast 5 mph after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...85-93 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...18-23 percent Ridges/upr slopes....17-25 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming southwest 5 to 8 mph in the afternoon. Ridges/upr slopes....South winds 5 to 8 mph. * Mixing Height..........6200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Mostly clear. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-60 Ridges/upr slopes....56-61 * Max Humidity....... Valleys/lwr slopes...54-69 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 7 mph...shifting to the north 5 mph after midnight. Ridges/upr slopes....West winds 5 to 6 mph...shifting to the north after midnight. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ416-250130- Southeastern Interior Mendocino Including Ukiah and Potter Valley- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-95 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...14-21 percent Ridges/upr slopes....15-22 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 9 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........5600 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...52-59 Ridges/upr slopes....58-66 * Max Humidity....... Valleys/lwr slopes...63-78 percent Ridges/upr slopes....54-64 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...83-91 Ridges/upr slopes....77-85 * Min Humidity....... Valleys/lwr slopes...25-33 percent Ridges/upr slopes....27-35 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming west 5 to 8 mph in the afternoon. Ridges/upr slopes....Variable 2 to 5 mph...becoming west 5 to 8 mph in the afternoon. * Mixing Height..........5200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-59 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...64-79 percent Ridges/upr slopes....53-63 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ417-250130- Southwestern Interior Mendocino Including Boonville- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...79-87 Ridges/upr slopes....76-84 * Min Humidity....... Valleys/lwr slopes...38-46 percent Ridges/upr slopes....42-50 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 8 mph. * Mixing Height..........2400 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. Patchy fog after midnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...51-57 Ridges/upr slopes....51-59 * Max Humidity....... Valleys/lwr slopes...79-94 percent Ridges/upr slopes....71-86 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 7 mph. Ridges/upr slopes....Northwest winds 5 to 7 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy. Patchy fog early in the morning. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...76-84 Ridges/upr slopes....74-82 * Min Humidity....... Valleys/lwr slopes...49-59 percent Ridges/upr slopes....52-62 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........2700 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. Patchy fog after midnight. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...50-56 Ridges/upr slopes....51-58 * Max Humidity....... Valleys/lwr slopes...77-92 percent Ridges/upr slopes....69-84 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ418-250130- Northern Lake Including Gravelly Valley- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...93-98 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...9-12 percent Ridges/upr slopes....10-14 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 9 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........6300 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-62 Ridges/upr slopes....59-66 * Max Humidity....... Valleys/lwr slopes...47-57 percent Ridges/upr slopes....35-45 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 9 mph...shifting to the northwest 5 to 7 mph after midnight. Ridges/upr slopes....West winds 5 to 9 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...90-95 Ridges/upr slopes....76-84 * Min Humidity....... Valleys/lwr slopes...13-20 percent Ridges/upr slopes....16-22 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 9 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........6200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-61 Ridges/upr slopes....57-64 * Max Humidity....... Valleys/lwr slopes...49-59 percent Ridges/upr slopes....35-45 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph...shifting to the northwest 5 to 7 mph after midnight. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ419-250130- Eastern Lake Including Clearlake and Middletown- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...91-96 Ridges/upr slopes....86-90 * Min Humidity....... Valleys/lwr slopes...10-15 percent Ridges/upr slopes....10-13 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 10 mph. Ridges/upr slopes....Southwest winds 5 to 10 mph. * Mixing Height..........5600 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-62 Ridges/upr slopes....59-67 * Max Humidity....... Valleys/lwr slopes...54-69 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 9 mph. Ridges/upr slopes....West winds 5 to 9 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...91-94 Ridges/upr slopes....84-89 * Min Humidity....... Valleys/lwr slopes...16-22 percent Ridges/upr slopes....16-24 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 9 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........6100 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...54-62 Ridges/upr slopes....58-66 * Max Humidity....... Valleys/lwr slopes...54-69 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........300 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ420-250130- Southern Lake Including Cobb and Konocti- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...89-93 Ridges/upr slopes....80-87 * Min Humidity....... Valleys/lwr slopes...12-20 percent Ridges/upr slopes....12-20 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 10 mph. Ridges/upr slopes....Southwest winds 5 to 10 mph. * Mixing Height..........4300 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...56-64 Ridges/upr slopes....63-67 * Max Humidity....... Valleys/lwr slopes...48-58 percent Ridges/upr slopes....42-52 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 10 mph. Ridges/upr slopes....West winds 5 to 10 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-92 Ridges/upr slopes....79-87 * Min Humidity....... Valleys/lwr slopes...20-28 percent Ridges/upr slopes....22-30 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming southwest 5 to 9 mph in the afternoon. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........4800 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-63 Ridges/upr slopes....63-67 * Max Humidity....... Valleys/lwr slopes...48-58 percent Ridges/upr slopes....38-48 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ CAZ421-250130- Western Lake Including Lakeport- 1237 AM PDT Mon Aug 24 2026 .TODAY... * Sky/Weather............Mostly cloudy then becoming partly cloudy then becoming sunny. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...87-93 Ridges/upr slopes....83-88 * Min Humidity....... Valleys/lwr slopes...13-18 percent Ridges/upr slopes....12-17 percent * 20-Foot Winds... Valleys/lwr slopes...Southwest winds 5 to 8 mph. Ridges/upr slopes....Southwest winds 5 to 9 mph. * Mixing Height..........6000 ft AGL. * Chc of Wetting Rain....0 percent. .TONIGHT... * Sky/Weather............Mostly clear then becoming mostly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...55-61 Ridges/upr slopes....59-67 * Max Humidity....... Valleys/lwr slopes...54-64 percent Ridges/upr slopes....44-54 percent * 20-Foot Winds... Valleys/lwr slopes...West winds 5 to 8 mph. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........300 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY... * Sky/Weather............Mostly cloudy then becoming sunny then becoming partly cloudy. * Chance Lightning.......0%. * Max Temperature....... Valleys/lwr slopes...85-91 Ridges/upr slopes....80-85 * Min Humidity....... Valleys/lwr slopes...22-30 percent Ridges/upr slopes....21-27 percent * 20-Foot Winds... Valleys/lwr slopes...Upslope/upvalley 2 to 5 mph...becoming southwest 5 to 8 mph in the afternoon. Ridges/upr slopes....West winds 5 to 8 mph. * Mixing Height..........6000 ft AGL. * Chc of Wetting Rain....0 percent. .TUESDAY NIGHT... * Sky/Weather............Partly cloudy. * Chance Lightning.......0%. * Min Temperature....... Valleys/lwr slopes...53-59 Ridges/upr slopes....56-64 * Max Humidity....... Valleys/lwr slopes...54-69 percent Ridges/upr slopes....46-56 percent * 20-Foot Winds... Valleys/lwr slopes...Northwest winds 5 to 8 mph. Ridges/upr slopes....Northwest winds 5 to 9 mph. * Mixing Height..........200 ft AGL. * Chc of Wetting Rain....0 percent. $$ .EXTENDED FORECAST FOR DAYS 3 THROUGH 5... ...Northwest California Coast... .WEDNESDAY...Mostly cloudy. Patchy fog in the morning. Patchy fog. Lows in the lower to mid 50s. Highs 62 to 69. North winds 5 mph. .THURSDAY...Mostly cloudy. Patchy fog in the morning. Patchy fog after midnight. Lows near 50. Highs 61 to 68. North winds 5 mph. .FRIDAY...Partly cloudy. Patchy fog in the morning. Patchy fog after midnight. Lows in the lower 50s. Highs 60 to 66. North winds 5 mph. ...Northwest California Interior... .WEDNESDAY...Partly cloudy. Lows 53 to 61. Highs 82 to 93. Northwest winds 5 mph. .THURSDAY...Partly cloudy. Lows 52 to 60. Highs 80 to 93. Northwest winds 5 mph. .FRIDAY...Mostly clear. Lows 51 to 59. Highs 80 to 92. Northwest winds 5 mph. .6 to 10 DAY OUTLOOK...Saturday August 29 THROUGH Wednesday September 2, 2026... FOR NW CALIF...NEAR NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION. $$ visit us at www.weather.gov/eureka