FNUS56 KOTX 231153 FWFOTX Fire Weather Planning Forecast for Eastern Washington and North Idaho National Weather Service Spokane WA 453 AM PDT Sun Aug 23 2026 ...RED FLAG WARNING IN EFFECT UNTIL 11 AM PDT THIS MORNING FOR FIRE ZONES 700, 101... .DISCUSSION... Central WA: - Breezy west winds on Sunday. - Warmer and drier Monday and Tuesday with lighter terrain driven winds Eastern WA: - Isolated showers and thunderstorms near the Canadian border Sunday - Breezy west to southwest winds Sunday - Warmer and drier Monday and Tuesday with lighter terrain driven winds North ID: - Isolated showers and thunderstorms near the Canadian border Sunday - Breezy west to southwest winds Sunday - Warmer and drier Monday and Tuesday with lighter terrain driven winds Today will be cooler but with breezy west to southwest winds. Isolated showers and thunderstorms will be limited to areas near the Canadian border. Weather trends warmer with light winds Monday and Tuesday. A ridge break down late Wednesday into Thursday will bring the next round of elevated to possible locally critical fire weather conditions as breezy winds develop. *************************************************************** 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). *************************************************************** WAZ696-698-240200- East Washington Central Cascades (Zone 696)- East Washington North Cascades (Zone 698)- Including the cities of Stevens Pass, Lake Wenatchee Area, and Leavenworth 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Mostly sunny. A chance of rain near the Cascade crest. * Chance of Lightning...10 percent. * Max Temperature.....70-80 valleys and 59-69 mountains. * 24 hr Trend........12 degrees cooler. * Min Humidity........30-45 percent valleys and 45-60 percent mountains. * 24 hr Trend........1 percent drier valleys, and 15 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Northwest 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.......5000 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (596) in the morning increasing to very high (843) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....51-61 valleys and 44-54 mountains. * 24 hr Trend........1 degree cooler. * Max Humidity........55-70 percent valleys and 65-80 percent mountains. * 24 hr Trend........10 percent drier valleys, and 30 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Northwest up to 10 mph. Gusts up to 20 mph in the evening. * Ridges/Upr Slopes....Northwest up to 10 mph. Gusts up to 20 mph in the evening. * Mixing Height.......3000 ft AGL falling to near surface. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (501) in the evening decreasing to low (43) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....79-89 valleys and 68-78 mountains. * Min Humidity........25-35 percent valleys and 30-45 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southeast 3 to 7 mph. * Ridges/Upr Slopes....Southeast 3 to 7 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....Southeast 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (261) in the morning increasing to high (532) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 57 to 66 valleys...50 to 60 mountains. Highs 84 to 94 valleys...73 to 83 mountains. East wind up to 5 mph. .WEDNESDAY...Mostly clear. Lows 59 to 69 valleys...53 to 63 mountains. Highs 81 to 91 valleys...69 to 79 mountains. West wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 53 to 63 valleys...47 to 57 mountains. Highs 72 to 82 valleys...62 to 72 mountains. West wind 5 to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 50 to 60 valleys... 42 to 52 mountains. Highs 73 to 83 valleys...61 to 71 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ697-240200- East Portion of North Cascades National Park/Lake Chelan National Recreation Area (Zone 697)- Including the city of Stehekin 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Mostly sunny. A chance of rain showers until late afternoon near the Cascade crest. * Chance of Lightning...0 percent. * Max Temperature.....68-78 valleys and 56-66 mountains. * 24 hr Trend........26 degrees cooler. * Min Humidity........55-70 percent. * 24 hr Trend........20 percent wetter valleys, and 25 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...West 6 to 13 mph with gusts to around 25 mph. * Ridges/Upr Slopes....West 6 to 13 mph with gusts to around 25 mph. * Mixing Height.......3500 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (547). .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....52-61 valleys and 43-53 mountains. * 24 hr Trend........2 degrees cooler. * Max Humidity........55-70 percent valleys and 70-80 percent mountains. * 24 hr Trend........10 percent drier valleys, and unchanged mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Northwest 3 to 7 mph. * Ridges/Upr Slopes....Northwest 3 to 8 mph in the evening shifting to the northeast overnight. * Mixing Height.......2500 ft AGL falling to near surface. * Transport Winds.....North 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (323) in the evening decreasing to low (28) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....81-91 valleys and 69-79 mountains. * Min Humidity........26-35 percent valleys and 29-45 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southeast 3 to 9 mph. * Ridges/Upr Slopes....Southeast 3 to 9 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....Southeast 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (250) in the morning increasing to high (571) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Mostly clear. Lows 60 to 67 valleys...50 to 60 mountains. Highs 86 to 96 valleys...73 to 83 mountains. Southeast wind up to 10 mph. .WEDNESDAY...Mostly clear. Lows 61 to 70 valleys...53 to 63 mountains. Highs 79 to 89 valleys...68 to 78 mountains. West wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 54 to 64 valleys...46 to 56 mountains. Highs 71 to 81 valleys...59 to 69 mountains. West wind 5 to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 50 to 60 valleys... 41 to 51 mountains. Highs 72 to 82 valleys...60 to 70 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ704-240200- Methow Valley (Zone 704)- Including the cities of Mazama, Winthrop, and Twisp 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Partly cloudy.. * Chance of Lightning...0 percent. * Max Temperature.....75-85. * 24 hr Trend........9 degrees cooler. * Min Humidity........25-35 percent. * 24 hr Trend........5 percent wetter. * 20-foot winds.......Northwest 5 to 12 mph with gusts to around 25 mph. * Mixing Height.......7000 ft AGL. * Transport Winds.....Northwest 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (671) in the morning increasing to very high (1004) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. * Chance of Lightning...0 percent. * Min Temperature.....50-60. * 24 hr Trend........1 degree warmer. * Max Humidity........60-75 percent. * 24 hr Trend........10 percent drier. * Humidity Recovery...Fair. * 20-foot winds.......Northwest up to 9 mph. Gusts up to 20 mph in the evening. * Mixing Height.......4500 ft AGL falling to near surface. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (613) in the evening decreasing to low (49) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....80-89. * Min Humidity........22-27 percent. * 20-foot winds.......North up to 4 mph in the morning shifting to the southeast 4 to 6 mph in the afternoon. * Mixing Height.......6500 ft AGL. * Transport Winds.....Southeast 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (240) in the morning increasing to moderate (475) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 55 to 65. Highs 86 to 96. East wind up to 5 mph. .WEDNESDAY...Mostly clear. Lows 59 to 68. Highs 85 to 94. West wind up to 10 mph. .THURSDAY...Mostly clear. Lows 53 to 63. Highs 78 to 87. West wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 48 to 58. Highs 77 to 85. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ703-240200- Okanogan Valley (Zone 703)- Including the cities of Conconully and Omak 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Partly cloudy. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...10 percent. * Max Temperature.....76-85. * 24 hr Trend........14 degrees cooler. * Min Humidity........25-30 percent. * 24 hr Trend........6 percent wetter. * 20-foot winds.......Northwest 3 to 10 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....5 percent. * Ventilation Index...High (607) in the morning increasing to very high (910) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. * Chance of Lightning...0 percent. * Min Temperature.....55-60. * 24 hr Trend........2 degrees cooler. * Max Humidity........50-65 percent. * 24 hr Trend........20 percent drier. * Humidity Recovery...Fair. * 20-foot winds.......North 3 to 8 mph. * Mixing Height.......6000 ft AGL falling to near surface. * Transport Winds.....North 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (727) in the evening decreasing to low (36) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....81-89. * Min Humidity........23-29 percent. * 20-foot winds.......North 3 to 7 mph in the morning shifting to the east 3 to 5 mph in the afternoon. * Mixing Height.......6500 ft AGL. * Transport Winds.....East 5 to 10 mph. * CWR (> 0.10 IN).....0 percent.* Ventilation Index...Moderate (336). .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 58 to 65. Highs 87 to 96. North wind up to 10 mph. .WEDNESDAY...Partly cloudy. Lows 63 to 68. Highs 86 to 94. Southwest wind 5 to 15 mph. .THURSDAY...Partly cloudy. Lows 58 to 64. Highs 79 to 88. Southwest wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 52 to 58. Highs 77 to 85. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ702-240200- Colville Reservation (Zone 702)- Including the cities of Nespelem and Keller 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Partly cloudy. Haze in the morning. A chance of rain showers in the late morning and afternoon. * Chance of Lightning...10 percent. * Max Temperature.....75-85 valleys and 67-76 mountains. * 24 hr Trend........12 degrees cooler. * Min Humidity........26-35 percent. * 24 hr Trend........6 percent wetter valleys, and 12 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest up to 9 mph. Gusts up to 20 mph in the afternoon. * Ridges/Upr Slopes....Southwest up to 9 mph. Gusts up to 20 mph in the afternoon. * Mixing Height.......8000 ft AGL. * Transport Winds.....West 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (599) in the morning increasing to very high (980) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....52-59. * 24 hr Trend........2 degrees cooler. * Max Humidity........55-70 percent. * 24 hr Trend........10 percent drier valleys, and 5 percent drier mountains. * Humidity Recovery...Fair. * 20-foot winds....... * Valleys/Lwr Slopes...North 3 to 6 mph. * Ridges/Upr Slopes....North 3 to 6 mph. * Mixing Height.......7000 ft AGL falling to near surface. * Transport Winds.....North 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (796) in the evening decreasing to low (43) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....80-90 valleys and 73-83 mountains. * Min Humidity........22-30 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast 3 to 5 mph in the morning shifting to the southeast in the afternoon. * Ridges/Upr Slopes....Northeast 3 to 5 mph in the morning shifting to the southeast in the afternoon. * Mixing Height.......7000 ft AGL. * Transport Winds.....East 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Low (183) in the morning increasing to moderate (392) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 56 to 61. Highs 86 to 96 valleys... 79 to 89 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows in the lower to mid 60s. Highs 84 to 94 valleys...77 to 87 mountains. Southeast wind 5 to 15 mph. .THURSDAY...Partly cloudy. Lows 57 to 62. Highs 77 to 87 valleys...70 to 80 mountains. South wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 51 to 57. Highs 75 to 85 valleys...68 to 78 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ699-240200- Okanogan Highlands and Kettle Mountains (Zone 699)- Including the cities of Republic and Curlew 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Partly sunny. Haze in the morning. A chance of rain showers through the day. A chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...30 percent. * Max Temperature.....71-81 valleys and 64-74 mountains. * 24 hr Trend........15 degrees cooler. * Min Humidity........30-45 percent. * 24 hr Trend........13 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...West up to 8 mph. * Ridges/Upr Slopes....West up to 9 mph. Gusts up to 20 mph in the afternoon. * Mixing Height.......6500 ft AGL. * Transport Winds.....West 5 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Moderate (487) in the morning increasing to high (728) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....47-57. * 24 hr Trend........3 degrees cooler. * Max Humidity........75-90 percent valleys and 65-80 percent mountains. * 24 hr Trend........Unchanged valleys, and 5 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...North up to 5 mph. * Ridges/Upr Slopes....North up to 5 mph. * Mixing Height.......4500 ft AGL falling to near surface. * Transport Winds.....North 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (534) in the evening decreasing to low (36) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....80-89 valleys and 72-82 mountains. * Min Humidity........25-35 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast up to 4 mph. * Ridges/Upr Slopes....Northeast 2 to 5 mph. * Mixing Height.......7500 ft AGL. * Transport Winds.....East 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Low (162) in the morning increasing to moderate (415) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 51 to 60. Highs 87 to 97 valleys... 78 to 88 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 56 to 64. Highs 85 to 95 valleys...77 to 86 mountains. Southeast wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 54 to 61. Highs 79 to 89 valleys...70 to 79 mountains. South wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 47 to 55. Highs 76 to 86 valleys...68 to 78 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ700-240200- Selkirk Mountains of Northeast Washington (Zone 700)- Including the cities of Metaline Falls and Ione 453 AM PDT Sun Aug 23 2026 ...RED FLAG WARNING IN EFFECT UNTIL 11 AM PDT THIS MORNING... .Today... * Sky/Weather.........Partly cloudy. Areas of smoke and haze. A chance of showers and thunderstorms. * Chance of Lightning...20 percent. * Max Temperature.....72-80 valleys and 63-73 mountains. * 24 hr Trend........16 degrees cooler. * Min Humidity........35-50 percent. * 24 hr Trend........12 percent wetter valleys, and 18 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 10 mph with gusts to around 20 mph. * Ridges/Upr Slopes....Southwest 3 to 10 mph with gusts to around 25 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....Southwest 10 to 15 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (583) in the morning increasing to very high (1005) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....46-54. * 24 hr Trend........4 degrees cooler. * Max Humidity........71-90 percent. * 24 hr Trend........Unchanged valleys, and 10 percent wetter mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Northwest up to 5 mph in the evening becoming light overnight. * Ridges/Upr Slopes....Northwest 3 to 7 mph. * Mixing Height.......5000 ft AGL falling to near surface. *Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (752) in the evening decreasing to low (33) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....79-88 valleys and 71-81 mountains. * Min Humidity........27-40 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Light winds in the morning becoming west around 3 mph in the afternoon. * Ridges/Upr Slopes....Northeast 2 to 4 mph in the morning shifting to the southwest in the afternoon. * Mixing Height.......7500 ft AGL. * Transport Winds.....South around 5 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Low (137) in the morning increasing to moderate (420) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Mostly clear. Lows 50 to 57. Highs 86 to 95 valleys... 77 to 87 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 55 to 62. Highs 84 to 94 valleys...76 to 86 mountains. Southeast wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 52 to 60. Highs 77 to 86 valleys...69 to 79 mountains. South wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 45 to 54. Highs 75 to 83 valleys...66 to 76 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ701-240200- Foothills of Northeast Washington (Zone 701)- Including the cities of Colville, Deer Park, and Newport 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....75-82 valleys and 68-75 mountains. * 24 hr Trend........10 degrees cooler. * Min Humidity........28-35 percent. * 24 hr Trend........9 percent wetter valleys, and 15 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 4 to 10 mph with gusts to around 25 mph. * Ridges/Upr Slopes....Southwest 4 to 11 mph with gusts to around 25 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (735) in the morning increasing to very high (1169) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....48-58. * 24 hr Trend........1 degree cooler. * Max Humidity........75-90 percent valleys and 61-80 percent mountains. * 24 hr Trend........Unchanged valleys, and 10 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Northwest 3 to 6 mph in the evening shifting to the north up to 4 mph overnight. * Ridges/Upr Slopes....Northwest 3 to 9 mph. Gusts up to 20 mph in the evening. * Mixing Height.......7500 ft AGL falling to near surface. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (996) in the evening decreasing to low (29) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....82-89 valleys and 75-82 mountains. * Min Humidity........22-29 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Northeast up to 3 mph. * Ridges/Upr Slopes....Northeast up to 3 mph. * Mixing Height.......7000 ft AGL. * Transport Winds.....East around 5 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (358). .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 50 to 60. Highs 89 to 96 valleys... 81 to 89 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 55 to 65. Highs 86 to 94 valleys...78 to 87 mountains. Southeast wind up to 10 mph. .THURSDAY...Partly cloudy. Lows 52 to 62. Highs 79 to 86 valleys...72 to 79 mountains. South wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 46 to 56. Highs 77 to 84 valleys...70 to 77 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ IDZ101-240200- Northern and Central Idaho Panhandle (Zone 101)- Including the cities of St. Maries, Rathdrum Prairie, Silver Valley, Bonners Ferry, and Priest Lake 453 AM PDT Sun Aug 23 2026 ...RED FLAG WARNING IN EFFECT UNTIL 11 AM PDT THIS MORNING... .Today... * Sky/Weather.........Partly cloudy. A chance of showers and thunderstorms mainly in the morning. * Chance of Lightning...20 percent. * Max Temperature.....74-80 valleys and 64-74 mountains. * 24 hr Trend........14 degrees cooler. * Min Humidity........30-40 percent. * 24 hr Trend........12 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 11 mph with gusts to around 25 mph. * Ridges/Upr Slopes....Southwest 3 to 13 mph with gusts to around 25 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (712) in the morning increasing to very high (1257) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....48-58. * 24 hr Trend........4 degrees cooler. * Max Humidity........61-80 percent. * 24 hr Trend........Unchanged valleys, and 10 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 8 mph with gusts to around 20 mph in the evening shifting to the south up to 4 mph overnight. * Ridges/Upr Slopes....Southwest 3 to 11 mph. Gusts up to 25 mph in the evening. * Mixing Height.......5500 ft AGL falling to near surface. * Transport Winds.....Southwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (937) in the evening decreasing to low (33) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....81-88 valleys and 72-82 mountains. * Min Humidity........21-30 percent valleys and 25-40 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...East up to 3 mph in the morning shifting to the north 2 to 4 mph in the afternoon. * Ridges/Upr Slopes....Southeast 2 to 4 mph in the morning shifting to the west in the afternoon. * Mixing Height.......7000 ft AGL. * Transport Winds.....Southwest 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (235) in the morning increasing to high (562) in the afternoon. .Forecast Days 3 Through 7...... .TUESDAY...Mostly clear. Lows 51 to 60. Highs 88 to 96 valleys... 78 to 88 mountains. Northeast wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 56 to 65. Highs 86 to 94 valleys...77 to 87 mountains. South wind up to 5 mph. .THURSDAY...Mostly clear. Lows 54 to 62. Highs 79 to 86 valleys... 70 to 80 mountains. Southwest wind up to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 47 to 57. Highs 76 to 83 valleys...68 to 78 mountains. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ707-240200- Western Columbia Basin (Zone 707)- Including the cities of Moses Lake and Ephrata 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....82-86. * 24 hr Trend........11 degrees cooler. * Min Humidity........26-30 percent. * 24 hr Trend........6 percent wetter. * 20-foot winds.......Southwest 4 to 12 mphwith gusts to around 25 mph. * Mixing Height.......7500 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (644) in the morning increasing to very high (964) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. * Chance of Lightning...0 percent. * Min Temperature.....52-60. * 24 hr Trend........3 degrees cooler. * Max Humidity........61-80 percent. * 24 hr Trend........Unchanged. * Humidity Recovery...Good. * 20-foot winds.......Northwest 3 to 10 mph. * Mixing Height.......6500 ft AGL falling to near surface. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (828) in the evening decreasing to low (54) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....86-91. * Min Humidity........20-29 percent. * 20-foot winds.......Northeast 3 to 7 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....Northeast 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (340). .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 57 to 64. Highs 91 to 96. Northeast wind up to 10 mph. .WEDNESDAY...Mostly clear. Lows 59 to 67. Highs 89 to 95. Southwest wind 5 to 15 mph. .THURSDAY...Mostly clear. Lows 55 to 63. Highs in the 80s. Southwest wind 5 to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 50 to 59. Highs 81 to 86. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ708-240200- Eastern Columbia Basin - Palouse - Spokane Area (Zone 708)- Including the cities of Spokane, Pullman, Ritzville, Wilbur, and Cheney 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....78-86. * 24 hr Trend........9 degrees cooler. * Min Humidity........25-30 percent. * 24 hr Trend........7 percent wetter. * 20-foot winds.......Southwest 6 to 13 mph with gusts to around 25 mph. * Mixing Height.......7500 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (746) in the morning increasing to very high (1079) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. * Chance of Lightning...0 percent. * Min Temperature.....49-57. * 24 hr Trend........3 degrees cooler. * Max Humidity........60-75 percent. * 24 hr Trend........5 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......Southwest 3 to 8 mph in the evening shifting to the east 3 to 6 mph overnight. * Mixing Height.......7000 ft AGL falling to near surface. * Transport Winds.....West 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (966) in the evening decreasing to low (36) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....86-93. * Min Humidity........17-24 percent. * 20-foot winds.......East 3 to 6 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....East around 5 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (378). .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 52 to 60. Highs 93 to 99. Northeast wind up to 10 mph. .WEDNESDAY...Partly cloudy. Lows 57 to 64. Highs 89 to 95. South wind 5 to 15 mph. .THURSDAY...Mostly clear. Lows 55 to 61. Highs 81 to 88. Southwest wind 5 to 10 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 48 to 56. Highs 80 to 87. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ709-240200- Lower Palouse - Snake River (Zone 709)- Including the city of Pomeroy 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....78-88. * 24 hr Trend........7 degrees cooler. * Min Humidity........20-29 percent. * 24 hr Trend........3 percent wetter. * 20-foot winds.......Southwest 7 to 18 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 (797) in the morning increasing to very high (973) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. * Chance of Lightning...0 percent. * Min Temperature.....54-58. * 24 hr Trend........5 degrees cooler. * Max Humidity........45-60 percent. * 24 hr Trend........10 percent drier. * Humidity Recovery...Poor. * 20-foot winds.......Southwest 3 to 13 mph with gusts to around 25 mph in the evening shifting to the south 3 to 5 mph overnight. * Mixing Height.......5000 ft AGL falling to near surface. * Transport Winds.....Southwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (639) in the evening decreasing to low (33) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....85-95. * Min Humidity........14-21 percent. * 20-foot winds.......East 3 to 6 mph. * Mixing Height.......6000 ft AGL. * Transport Winds.....East 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (476). .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 58 to 64. Highs 92 to 102. East wind up to 5 mph. .WEDNESDAY...Partly cloudy. Lows 62 to 68. Highs 87 to 97. Southwest wind 5 to 15 mph. .THURSDAY...Mostly clear. Lows 59 to 64. Highs 80 to 90. West wind 5 to 15 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 53 to 59. Highs 79 to 89. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$ WAZ705-706-240200- Foothills of Central Washington Cascades (Zone 705)- Waterville Plateau (Zone 706)- Including the cities of Chelan, Wenatchee, Waterville, and Grand Coulee 453 AM PDT Sun Aug 23 2026 .Today... * Sky/Weather.........Mostly sunny. Areas of smoke and haze. * Chance of Lightning...0 percent. * Max Temperature.....77-85. * 24 hr Trend........10 degrees cooler. * Min Humidity........26-35 percent. * 24 hr Trend........6 percent wetter. * 20-foot winds.......West 4 to 14 mph with gusts to around 30 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....West 10 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (642) in the morning increasing to very high (895) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly clear. * Chance of Lightning...0 percent. * Min Temperature.....54-62. * 24 hr Trend........Unchanged. * Max Humidity........50-65 percent. * 24 hr Trend........5 percent drier. * Humidity Recovery...Fair. * 20-foot winds.......Northwest 3 to 13 mph. * Mixing Height.......6500 ft AGL falling to near surface. * Transport Winds.....Northwest 5 to 15 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (721) in the evening decreasing to low (54) overnight. .MONDAY... * Sky/Weather.........Sunny. * Chance of Lightning...0 percent. * Max Temperature.....82-91. * Min Humidity........22-28 percent. * 20-foot winds.......North 3 to 8 mph in the morning shifting to the east 3 to 6 mph in the afternoon. * Mixing Height.......6500 ft AGL. * Transport Winds.....East 5 to 10 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Moderate (408). .Forecast Days 3 Through 7...... .TUESDAY...Partly cloudy. Lows 59to 66. Highs 88 to 97. Northeast wind up to 10 mph. .WEDNESDAY...Partly cloudy. Lows 62 to 69. Highs 86 to 95. West wind 5 to 15 mph. .THURSDAY...Mostly clear. Lows 57 to 64. Highs 78 to 86. West wind 5 to 15 mph. .FRIDAY THROUGH SATURDAY...Mostly clear. Lows 51 to 60. Highs 77 to 86. .8 to 14 Day Outlook for Aug 30 - Sep 05, 2026 Near normal temperatures and above normal precipitation. $$