FNUS56 KOTX 221146 FWFOTX Fire Weather Planning Forecast for Eastern Washington and North Idaho National Weather Service Spokane WA 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 8 AM PDT SUNDAY FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 696, 697, 698, 699, AND 704... ...RED FLAG WARNING IN EFFECT FROM 11 AM SATURDAY TO 8 AM PDT SUNDAY FOR THUNDERSTORMS, WIND, AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONE 703... ...RED FLAG WARNING IN EFFECT FROM NOON TO 10 PM PDT SATURDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 701, 702, 705, 706, 707, 708, AND 709... ...RED FLAG WARNING IN EFFECT FROM 4 PM SATURDAY TO 11 AM PDT SUNDAY FOR THUNDERSTORMS FOR FIRE WEATHER ZONES 700 AND 101... .DISCUSSION... Central WA: - Isolated to Scattered thunderstorms Saturday with gusty outflow winds. - Dry and breezy Saturday afternoon and evening - Breezy winds linger through Sunday. Eastern WA: - Isolated to Scattered thunderstorms Saturday afternoon and evening with gusty outflow winds. - Dry and breezy Saturday afternoon and evening - Breezy winds linger through Sunday. North ID: - Isolated to Scattered thunderstorms Saturday afternoon and evening with gusty outflow winds. - Dry and breezy Saturday afternoon and evening - Breezy winds linger through Sunday. An incoming storm system and accompanying cold front will swing through the region delivering isolated to scattered thunderstorms with gusty outflow winds and brief rain. Dry and breezy conditions will also occur today especially in Central Washington. Breezy winds and lingering shower chances continue across the northern mountains on Sunday. *************************************************************** Forecasts for 20 foot wind speeds (valleys and ridge tops) are 10 minute averages reflecting RAWS wind. ***Ventilation Index is derived from transport wind multiplied by the mixing height divided by 100. Categories: low (< 200), moderate (200-500), high (500-800), and very high (> 800). *************************************************************** WAZ696-698-230245- East Washington Central Cascades (Zone 696)- East Washington North Cascades (Zone 698)- Including the cities of Stevens Pass, Lake Wenatchee Area, and Leavenworth 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke in the morning. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...40 percent. * Max Temperature.....81-91 valleys and 70-80 mountains. * 24 hr Trend........2 degrees cooler valleys, and 7 degrees cooler mountains. * Min Humidity........35-50 percent. * 24 hr Trend........7 percent wetter valleys, and 32 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...North 3 to 6 mph in the morning shifting to the southwest 4 to 15 mph with gusts to around 30 mph in the afternoon. * Ridges/Upr Slopes....Southeast 3 to 8 mph in the morning shifting to the southwest 4 to 14 mph with gusts to around 25 mph in the afternoon. * Mixing Height.......7000 ft AGL. * Transport Winds.....South 10 to 20 mph. * CWR (> 0.10 IN).....20 percent. * Ventilation Index...High (582) in the morning increasing to very high (1053) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. A chance of showers and thunderstorms in the evening. A chance of rain showers overnight. * Chance of Lightning...30 percent. * Min Temperature.....53-63 valleys and 46-56 mountains. * 24 hr Trend........13 degrees cooler. * Max Humidity........65-80 percent. * 24 hr Trend........20 percent wetter valleys, and 50 percent wetter mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...West 6 to 17 mph with gusts to around 30 mph. * Ridges/Upr Slopes....West 6 to 17 mph with gusts to around 30 mph. * Mixing Height.......2500 ft AGL falling to near surface. * Transport Winds.....West 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (679) in the evening decreasing to low (149) overnight. .SUNDAY... * Sky/Weather.........Partly sunny. A chance of rain showers. * Chance of Lightning...0 percent. * Max Temperature.....71-81 valleys and 60-70 mountains. * Min Humidity........30-45 percent valleys and 45-60 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...West 4 to 13 mph with gusts to around 25 mph. * Ridges/Upr Slopes....West 4 to 13 mph with gusts to around 25 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (569) in the morning increasing to high (777) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 51 to 61 valleys...44 to 54 mountains. Highs 79 to 89 valleys...68 to 78 mountains. South wind up to 5 mph. .TUESDAY...Partly cloudy. Lows 58 to 67 valleys...51 to 61 mountains. Highs 84 to 94 valleys...71 to 81 mountains. West wind up to 5 mph. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms. Lows 57 to 67 valleys...51 to 61 mountains. Highs 76 to 86 valleys...66 to 76 mountains. West wind up to 10 mph. .THURSDAY...Partly cloudy. A chance of rain showers. Lows 50 to 60 valleys...44 to 54 mountains. Highs 70 to 80 valleys...59 to 69 mountains. .FRIDAY...Partly cloudy. Lows 49 to 59 valleys...41 to 51 mountains. Highs 73 to 83 valleys...61 to 71 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ697-230245- East Portion of North Cascades National Park/Lake Chelan National Recreation Area (Zone 697)- Including the city of Stehekin 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .Today... * Sky/Weather.........Mostly cloudy. Haze and patchy smoke early in the morning. A chance of rain showers in the morning. A chance of thunderstorms through the day. Rain showers likely in the afternoon. * Chance of Lightning...50 percent. * Max Temperature.....80-90 valleys and 68-78 mountains. * 24 hr Trend........11 degrees cooler. * Min Humidity........40-55 percent. * 24 hr Trend........16 percent wetter valleys, and 27 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 5 mph in the morning shifting to the west 5 to 13 mph in the afternoon. * Ridges/Upr Slopes....Southeast 3 to 6 mph in the morning shifting to the west 5 to 14 mph in the afternoon. * Mixing Height.......5000 ft AGL. * Transport Winds.....South 5 to 15 mph. * CWR (> 0.10 IN).....30 percent. * Ventilation Index...Moderate (445) in the morning increasing to high (761) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. A chance of thunderstorms early in the evening. A chance of rain showers through the night. * Chance of Lightning...50 percent. * Min Temperature.....56-65 valleys and 47-57 mountains. * 24 hr Trend........13 degrees cooler. * Max Humidity........60-75 percent valleys and 70-80 percent mountains. * 24 hr Trend........15 percent wetter valleys, and 25 percent wetter mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...West 5 to 15 mph. * Ridges/Upr Slopes....West 5 to 15 mph with gusts to around 30 mph. * Mixing Height.......2000 ft AGL falling to near surface. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (240). .SUNDAY... * Sky/Weather.........Partly sunny. A chance of rain showers. * Chance of Lightning...0 percent. * Max Temperature.....69-79 valleys and 57-67 mountains. * Min Humidity........45-60 percent valleys and 55-70 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...West 5 to 13 mph with gusts to around 20 mph. * Ridges/Upr Slopes....West 5 to 13 mph. Gusts up to 30 mph in the morning. * Mixing Height.......4500 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (497). .Forecast Days 3 Through 7...... .MONDAY...Warmer. Mostly clear. Lows 52 to 62 valleys...43 to 53 mountains. Highs 82 to 92 valleys...69 to 79 mountains. South wind up to 10 mph. .TUESDAY...Mostly clear. Lows 59 to 68 valleys...51 to 61 mountains. Highs 83 to 93 valleys...71 to 81 mountains. South wind up to 10 mph. .WEDNESDAY...Partly cloudy. A chance of showers and thunderstorms. Lows 59 to 68 valleys...51 to 61 mountains. Highs 75 to 85 valleys...63 to 73 mountains. West wind 5 to 10 mph. .THURSDAY...Partly cloudy. A chance of rain showers. Lows 51 to 61 valleys...43 to 53 mountains. Highs 69 to 79 valleys...57 to 67 mountains. .FRIDAY...Mostly clear. Lows 49 to 59 valleys...40 to 50 mountains. Highs 72 to 82 valleys...60 to 70 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ704-230245- Methow Valley (Zone 704)- Including the cities of Mazama, Winthrop, and Twisp 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke in the morning. A chance of showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...30 percent. * Max Temperature.....85-95. * 24 hr Trend........4 degrees cooler. * Min Humidity........26-30 percent. * 24 hr Trend........10 percent wetter. * 20-foot winds.......North up to 5 mph in the morning shifting to the south 4 to 14 mph with gusts to around 25 mph in the afternoon. * Mixing Height.......8000 ft AGL. * Transport Winds.....Southeast 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (549) in the morning increasing to very high (1176) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of thunderstorms early in the evening. A chance of rain showers in the evening. * Chance of Lightning...30 percent. * Min Temperature.....53-62. * 24 hr Trend........13 degrees cooler. * Max Humidity........61-80 percent. * 24 hr Trend........30 percent wetter. * Humidity Recovery...Good. * 20-foot winds.......West 6 to 17 mph in the evening shifting to the northwest 3 to 6 mph overnight. * Mixing Height.......4500 ft AGL falling to near surface. * Transport Winds.....Northwest 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (656) in the evening decreasing to low (69) overnight. .SUNDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....76-86. * Min Humidity........26-35 percent. * 20-foot winds.......Northwest 3 to 9 mph. Gusts up to 20 mph in the afternoon. * Mixing Height.......8500 ft AGL. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (670) in the morning increasing to very high (960) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 51 to 61. Highs 82 to 90. East wind up to 5 mph. .TUESDAY...Partly cloudy. Lows 56 to 65. Highs 87 to 95. Southwest wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 57 to 66. Highs 81 to 91. West wind 5 to 15 mph. .THURSDAY...Partly cloudy. Lows 50 to 60. Highs 75 to 84. .FRIDAY...Mostly clear. Lows 47 to 57. Highs 77 to 85. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ703-230245- Okanogan Valley (Zone 703)- Including the cities of Conconully and Omak 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke in the morning. A chance of showers in the morning. A chance of thunderstorms in the late morning and afternoon. A chance of showers in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....88-96. * 24 hr Trend........3 degrees cooler. * Min Humidity........19-26 percent. * 24 hr Trend........10 percent wetter. * 20-foot winds.......North 3 to 6 mph in the morning shifting to the south 6 to 17 mph with gusts to around 30 mph in the afternoon. * Mixing Height.......9500 ft AGL. * Transport Winds.....South 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (589) in the morning increasing to very high (1358) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy then becoming mostly cloudy. A chance of rain showers through the night. A chance of thunderstorms in the evening. * Chance of Lightning...20 percent. * Min Temperature.....57-63. * 24 hr Trend........14 degrees cooler. * Max Humidity........55-70 percent. * 24 hr Trend........30 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......West 4 to 15 mph. Gusts up to 30 mph in the evening. * Mixing Height.......7000 ft AGL falling to near surface. * Transport Winds.....Northwest 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (1255) in the evening decreasing to low (63) overnight. .SUNDAY... * Sky/Weather.........Partly cloudy. A chance of rain showers through the day. A chance of thunderstorms in the afternoon. * Chance of Lightning...10 percent. * Max Temperature.....77-86. * Min Humidity........26-35 percent. * 20-foot winds.......West 3 to 7 mph. Gusts up to 20 mph in the afternoon. * Mixing Height.......9000 ft AGL. * Transport Winds.....West 5 to 10 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (474) in the morning increasing to very high (859) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 55 to 61. Highs 81 to 90. North wind up to 10 mph. .TUESDAY...Partly cloudy. Lows 59 to 65. Highs 87 to 96. Northwest wind up to 5 mph. .WEDNESDAY...Partly cloudy. A chance of rain showers. Lows 61 to 66. Highs 83 to 92. West wind 5 to 15 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy. Lows 51 to 60. Highs 76 to 85. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ702-230245- Colville Reservation (Zone 702)- Including the cities of Nespelem and Keller 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke in the morning. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....88-98 valleys and 81-91 mountains. * 24 hr Trend........3 degrees cooler. * Min Humidity........19-26 percent. * 24 hr Trend........10 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 6 mph in the morning shifting to the south 5 to 16 mph with gusts to around 30 mph in the afternoon. * Ridges/Upr Slopes....Northeast 3 to 7 mph in the morning shifting to the south 8 to 17 mph with gusts to around 30 mph in the afternoon. * Mixing Height.......9500 ft AGL. * Transport Winds.....Southeast 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (602) in the morning increasing to very high (1600) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of thunderstorms early in the evening. A chance of rain showers in the evening. * Chance of Lightning...10 percent. * Min Temperature.....55-61. * 24 hr Trend........15 degrees cooler. * Max Humidity........65-80 percent. * 24 hr Trend........30 percent wetter. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 14 mph. Gusts up to 30 mph in the evening. * Ridges/Upr Slopes....Southwest 3 to 14 mph. Gusts up to 30 mph in the evening. * Mixing Height.......7000 ft AGL falling to near surface. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (1243) in the evening decreasing to low (70) overnight. .SUNDAY... * Sky/Weather.........Partly cloudy. A chance of rain showers in the afternoon. * Chance of Lightning...0 percent. * Max Temperature.....76-86 valleys and 68-77 mountains. * Min Humidity........25-30 percent valleys and 30-40 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest up to 8 mph. Gusts up to 20 mph in the afternoon. * Ridges/Upr Slopes....Southwest up to 8 mph. Gusts up to 20 mph in the afternoon. * Mixing Height.......9000 ft AGL. * Transport Winds.....Southwest 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (516) in the morning increasing to very high (1001) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 53 to 60. Highs 80 to 90 valleys... 74 to 84 mountains. Northeast wind up to 5 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Lows 57 to 65. Highs 84 to 94 valleys...77 to 87 mountains. South wind 4 to 15 mph. .THURSDAY THROUGH FRIDAY...Partly cloudy. Lows 49 to 59. Highs 74 to 84 valleys...68 to 78 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ699-230245- Okanogan Highlands and Kettle Mountains (Zone 699)- Including the cities of Republic and Curlew 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 11 AM THIS MORNING TO 8 AM PDT SUNDAY... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke in the morning. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....88-98 valleys and 80-89 mountains. * 24 hr Trend........4 degrees cooler. * Min Humidity........22-30 percent. * 24 hr Trend........11 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 5 mph in the morning shifting to the south 3 to 9 mph with gusts to around 20 mph in the afternoon. * Ridges/Upr Slopes....East 3 to 6 mph in the morning shifting to the south 3 to 10 mph with gusts to around 20 mph in the afternoon. * Mixing Height.......8500 ft AGL. * Transport Winds.....Southeast 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (561) in the morning increasing to very high (1194) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. A chance of showers and thunderstorms in the evening. A chance of rain showers overnight. * Chance of Lightning...20 percent. * Min Temperature.....52-60. * 24 hr Trend........13 degrees cooler. * Max Humidity........71-90 percent valleys and 65-80 percent mountains. * 24 hr Trend........45 percent wetter valleys, and 40 percent wetter mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 12 mph. * Ridges/Upr Slopes....Southwest 3 to 12 mph. * Mixing Height.......6000 ft AGL falling to near surface. * Transport Winds.....Southwest 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (928) in the evening decreasing to low (74) overnight. .SUNDAY... * Sky/Weather.........Partly sunny. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....73-83 valleys and 66-76 mountains. * Min Humidity........30-45 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest up to 6 mph. * Ridges/Upr Slopes....West up to 6 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....West 5 to 10 mph. * CWR (> 0.10 IN).....20 percent. * Ventilation Index...Moderate (477) in the morning increasing to very high (836) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 48 to 57. Highs 81 to 91 valleys... 74 to 84 mountains. North wind up to 5 mph. .TUESDAY THROUGH WEDNESDAY...Partly cloudy. Lows 53 to 63. Highs 85 to 95 valleys...76 to 86 mountains. South wind up to 10 mph. .THURSDAY...Partly cloudy. A chance of rain showers. Lows 50 to 57. Highs 74 to 84 valleys...67 to 76 mountains. .FRIDAY...Partly cloudy. Lows 45 to 54. Highs 75 to 85 valleys... 68 to 77 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ700-230245- Selkirk Mountains of Northeast Washington (Zone 700)- Including the cities of Metaline Falls and Ione 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 AM PDT SUNDAY... .Today... * Sky/Weather.........Partly sunny. A chance of rain showers in the morning. A chance of showers and thunderstorms in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....88-98 valleys and 80-90 mountains. * 24 hr Trend........2 degrees cooler. * Min Humidity........25-35 percent. * 24 hr Trend........10 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 5 mph in the morning shifting to the south 3 to 9 mph with gusts to around 20 mph in the afternoon. * Ridges/Upr Slopes....Northeast 3 to 8 mph in the morning shifting to the south 3 to 9 mph with gusts to around 20 mph in the afternoon. * Mixing Height.......8000 ft AGL. * Transport Winds.....East 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (378) in the morning increasing to very high (950) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. A chance of thunderstorms in the evening. A chance of rain showers through the night. * Chance of Lightning...20 percent. * Min Temperature.....52-58. * 24 hr Trend........10 degrees cooler. * Max Humidity........71-90 percent valleys and 65-80 percent mountains. * 24 hr Trend........25 percent wetter. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...South 3 to 11 mph. * Ridges/Upr Slopes....South 3 to 12 mph. * Mixing Height.......5500 ft AGL falling to near surface. * Transport Winds.....South 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (850) in the evening decreasing to low (82) overnight. .SUNDAY... * Sky/Weather.........Partly cloudy. A chance of showers and thunderstorms in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....73-81 valleys and 65-75 mountains. * Min Humidity........30-45 percent valleys and 40-55 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 4 to 10 mph with gusts to around 20 mph. * Ridges/Upr Slopes....Southwest 4 to 10 mph with gusts to around 25 mph. * Mixing Height.......8500 ft AGL. * Transport Winds.....Southwest 10 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (582) in the morning increasing to very high (1133) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 47 to 55. Highs 80 to 89 valleys... 71 to 81 mountains. Northwest wind up to 5 mph. .TUESDAY...Mostly clear. Lows 51 to 58. Highs 86 to 96 valleys... 77 to 87 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 54 to 61. Highs 82 to 91 valleys...73 to 83 mountains. Southeast wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 49 to 56. Highs 73 to 81 valleys...64 to 74 mountains. .FRIDAY...Partly cloudy. Lows 44 to 51. Highs 75 to 83 valleys... 66 to 76 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ701-230245- Foothills of Northeast Washington (Zone 701)- Including the cities of Colville, Deer Park, and Newport 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke early in the morning. A chance of rain showers through the day. A chance of thunderstorms in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....91-98 valleys and 83-91 mountains. * 24 hr Trend........1 degree cooler. * Min Humidity........21-27 percent. * 24 hr Trend........9 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 6 mph in the morning shifting to the south 6 to 15 mph with gusts to around 25 mph in the afternoon. * Ridges/Upr Slopes....Northeast 3 to 8 mph in the morning shifting to the south 8 to 16 mph with gusts to around 30 mph in the afternoon. * Mixing Height.......8500 ft AGL. * Transport Winds.....East 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (487) in the morning increasing to very high (1354) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. A chance of thunderstorms in the evening. A chance of rain showers through the night. * Chance of Lightning...20 percent. * Min Temperature.....53-60. * 24 hr Trend........12 degrees cooler. * Max Humidity........70-80 percent valleys and 55-70 percent mountains. * 24 hr Trend........20 percent wetter. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...South 3 to 13 mph. Gusts up to 25 mph in the evening. * Ridges/Upr Slopes....South 3 to 13 mph with gusts to around 25 mph. * Mixing Height.......7000 ft AGL falling to near surface. * Transport Winds.....South 10 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (1132) in the evening decreasing to low (81) overnight. .SUNDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....76-83 valleys and 69-76 mountains. * Min Humidity........26-35 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 5 to 9 mph with gusts to around 25 mph. * Ridges/Upr Slopes....Southwest 5 to 11 mph with gusts to around 25 mph. * Mixing Height.......8500 ft AGL. * Transport Winds.....Southwest 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (661) in the morning increasing to very high (1171) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 48 to 58. Highs 82 to 90 valleys... 74 to 82 mountains. Northeast wind up to 5 mph. .TUESDAY...Mostly clear. Lows 51 to 61. Highs 88 to 96 valleys... 80 to 88 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 54 to 64. Highs 84 to 91 valleys...76 to 84 mountains. South wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 49 to 59. Highs 76 to 82 valleys...68 to 75 mountains. .FRIDAY...Partly cloudy. Lows 44 to 54. Highs 77 to 83 valleys... 69 to 77 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ IDZ101-230245- Northern and Central Idaho Panhandle (Zone 101)- Including the cities of St. Maries, Rathdrum Prairie, Silver Valley, Bonners Ferry, and Priest Lake 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO 11 AM PDT SUNDAY... .Today... * Sky/Weather.........Partly sunny. A chance of rain showers through the day. A chance of thunderstorms in the afternoon. * Chance of Lightning...40 percent. * Max Temperature.....90-97 valleys and 80-90 mountains. * 24 hr Trend........6 degrees cooler. * Min Humidity........22-30 percent valleys and 25-40 percent mountains. * 24 hr Trend........10 percent wetter valleys, and 15 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 6 mph in the morning shifting to the southwest 3 to 10 mph in the afternoon. * Ridges/Upr Slopes....Northeast 3 to 7 mph in the morning shifting to the southwest 3 to 11 mph in the afternoon. * Mixing Height.......7500 ft AGL. * Transport Winds.....Southeast 5 to 10 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (366) in the morning increasing to very high (871) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. A chance of showers and thunderstorms through the night. * Chance of Lightning...20 percent. * Min Temperature.....53-61. * 24 hr Trend........10 degrees cooler. * Max Humidity........65-80 percent. * 24 hr Trend........20 percent wetter. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 13 mph. * Ridges/Upr Slopes....Southwest 3 to 13 mph. * Mixing Height.......3500 ft AGL falling to near surface. * Transport Winds.....Southwest 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (455) in the evening decreasing to low (68) overnight. .SUNDAY... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Max Temperature.....75-81 valleys and 65-75 mountains. * Min Humidity........28-40 percent valleys and 35-50 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 12 mph with gusts to around 25 mph. * Ridges/Upr Slopes....Southwest 3 to 13 mph with gusts to around 30 mph. * Mixing Height.......7500 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (738) in the morning increasing to very high (1349) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 48 to 58. Highs 81 to 88 valleys... 72 to 82 mountains. Southwest wind up to 5 mph. .TUESDAY...Mostly clear. Lows 52 to 61. Highs 87 to 95 valleys... 78 to 88 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 55 to 64. Highs 83 to 90 valleys...74 to 84 mountains. South wind up to 10 mph. .THURSDAY THROUGH FRIDAY...Mostly clear. Lows 48 to 58. Highs 75 to 83 valleys...67 to 77 mountains. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ707-230245- Western Columbia Basin (Zone 707)- Including the cities of Moses Lake and Ephrata 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING... .Today... * Sky/Weather.........Partly cloudy. A chance of showers through the day. A chance of thunderstorms in the afternoon. Patchy smoke early in the morning. Haze in the morning. Patchy blowing dust in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....92-97. * 24 hr Trend........5 degrees cooler. * Min Humidity........21-30 percent. * 24 hr Trend........9 percent wetter. * 20-foot winds.......Southeast 3 to 8 mph in the morning shifting to the southwest 6 to 17 mph with gusts to around 35 mph in the afternoon. * Mixing Height.......9000 ft AGL. * Transport Winds.....Southeast 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (501) in the morning increasing to very high (1728) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. Patchy blowing dust early in the evening. * Chance of Lightning...0 percent. * Min Temperature.....55-63. * 24 hr Trend........14 degrees cooler. * Max Humidity........61-80 percent. * 24 hr Trend........30 percent wetter. * Humidity Recovery...Good. * 20-foot winds.......West 5 to 16 mph. Gusts up to 35 mph in the evening. * Mixing Height.......6500 ft AGL falling to near surface. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1393) in the evening decreasing to low (60) overnight. .SUNDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....82-87. * Min Humidity........26-35 percent. * 20-foot winds.......Southwest 5 to 11 mph with gusts to around 25 mph. * Mixing Height.......7500 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (582) in the morning increasing to very high (902) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 53 to 61. Highs 86 to 91. North wind up to 5 mph. .TUESDAY THROUGH WEDNESDAY...Mostly clear. Lows 57 to 67. Highs 87 to 96. West wind 4 to 15 mph. .THURSDAY THROUGH FRIDAY...Mostly clear. Lows 50 to 60. Highs 80 to 87. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ708-230245- Eastern Columbia Basin - Palouse - Spokane Area (Zone 708)- Including the cities of Spokane, Pullman, Ritzville, Wilbur, and Cheney 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING... .Today... * Sky/Weather.........Mostly sunny. Haze and patchy smoke early in the morning. Patchy blowing dust late in the afternoon. A chance of showers and thunderstorms in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....92-98. * 24 hr Trend........5 degrees cooler. * Min Humidity........21-25 percent. * 24 hr Trend........9 percent wetter. * 20-foot winds.......East 3 to 7 mph in the morning shifting to the southwest 8 to 17 mph with gusts to around 30 mph in the afternoon. * Mixing Height.......8000 ft AGL. * Transport Winds.....Southeast 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (466) in the morning increasing to very high (1571) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of thunderstorms early in the evening. A chance of rain showers until early morning. * Chance of Lightning...20 percent. * Min Temperature.....54-61. * 24 hr Trend........13 degrees cooler. * Max Humidity........55-70 percent. * 24 hr Trend........25 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......Southwest 6 to 17 mph. Gusts up to 35 mph in the evening decreasing to 25 mph overnight. * Mixing Height.......6500 ft AGL falling to near surface. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (1409) in the evening decreasing to low (138) overnight. .SUNDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....79-86. * Min Humidity........25-30 percent. * 20-foot winds.......Southwest 6 to 11 mph with gusts to around 25 mph. * Mixing Height.......7000 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (704) in the morning increasing to very high (1087) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 49 to 58. Highs 86 to 93. East wind up to 5 mph. .TUESDAY...Mostly clear. Lows 53 to 61. Highs 92 to 98. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 57 to 63. Highs 86 to 93. South wind 5 to 15 mph. .THURSDAY THROUGH FRIDAY...Mostly clear. Lows 47 to 57. Highs 78 to 87. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ709-230245- Lower Palouse - Snake River (Zone 709)- Including the city of Pomeroy 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING... .Today... * Sky/Weather.........Partly cloudy. A chance of showers and thunderstorms in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....90-100. * 24 hr Trend........8 degrees cooler. * Min Humidity........21-28 percent. * 24 hr Trend........11 percent wetter. * 20-foot winds.......Southwest 8 to 16 mph with gusts to around 25 mph. * Mixing Height.......6000 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (303) in the morning increasing to very high (980) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of thunderstorms early in the evening. A chance of rain showers in the evening. * Chance of Lightning...20 percent. * Min Temperature.....58-63. * 24 hr Trend........11 degrees cooler. * Max Humidity........50-65 percent. * 24 hr Trend........20 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......Southwest 7 to 18 mph with gusts to around 35 mph. * Mixing Height.......5000 ft AGL falling to near surface. * Transport Winds.....Southwest 15 to 25 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (961) in the evening decreasing to moderate (205) overnight. .SUNDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....79-89. * Min Humidity........19-29 percent. * 20-foot winds.......West 6 to 17 mph with gusts to around 30 mph. * Mixing Height.......6000 ft AGL. * Transport Winds.....Southwest 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (760) in the morning increasing to very high (991) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 53 to 59. Highs 85 to 95. East wind up to 5 mph. .TUESDAY...Mostly clear. Lows 58 to 64. Highs 91 to 101. East wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 62 to 67. Highs 85 to 95. Southwest wind 5 to 15 mph. .THURSDAY THROUGH FRIDAY...Mostly clear. Lows 52 to 61. Highs 78 to 88. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$ WAZ705-706-230245- Foothills of Central Washington Cascades (Zone 705)- Waterville Plateau (Zone 706)- Including the cities of Chelan, Wenatchee, Waterville, and Grand Coulee 446 AM PDT Sat Aug 22 2026 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 10 PM PDT THIS EVENING... .Today... * Sky/Weather.........Partly sunny. Haze and patchy smoke in the morning. Patchy blowing dust late in the afternoon. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....88-96. * 24 hr Trend........4 degrees cooler. * Min Humidity........23-30 percent. * 24 hr Trend........9 percent wetter. * 20-foot winds.......Northeast 3 to 8 mph in the morning shifting to the southwest 6 to 17 mph with gusts to around 35 mph in the afternoon. * Mixing Height.......9000 ft AGL. * Transport Winds.....Southeast 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (602) in the morning increasing to very high (1648) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. Patchy blowing dust early in the evening. * Chance of Lightning...0 percent. * Min Temperature.....56-64. * 24 hr Trend........15 degrees cooler. * Max Humidity........55-65 percent. * 24 hr Trend........25 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......West 7 to 18 mph. Gusts up to 35 mph in the evening. * Mixing Height.......6000 ft AGL falling to near surface. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1192) in the evening decreasing to low (69) overnight. .SUNDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....77-86. * Min Humidity........26-35 percent. * 20-foot winds.......West 4 to 12 mph with gusts to around 25 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (562) in the morning increasing to very high (847) in the afternoon. .Forecast Days 3 Through 7...... .MONDAY...Mostly clear. Lows 54 to 62. Highs 82 to 91. Northeast wind up to 10 mph. .TUESDAY...Partly cloudy. Lows 59 to 66. Highs 87 to 97. Northeast wind up to 10 mph. .WEDNESDAY...Partly cloudy. Lows 61 to 68. Highs 82 to 91. West wind 10 to 20 mph. .THURSDAY THROUGH FRIDAY...Mostly clear. Lows 51 to 61. Highs 76 to 86. .8 to 14 Day Outlook for Aug 29 - Sep 04, 2026 Below normal temperatures and above normal precipitation. $$