FNUS56 KOTX 131018 FWFOTX Fire Weather Planning Forecast for Eastern Washington and North Idaho National Weather Service Spokane WA 318 AM PDT Wed May 13 2026 .DISCUSSION... Today rain spreads throughout the area, with isolated to scattered thunderstorms. Winds will be strong today, especailly through evening. Winds subside a bit, but still remain rather breezy to windy even overnight and Thursday. Mountain shower and t-storm chances linger into the end of the week, with the best chances Saturday. It will remain breezy into Saturday. Temperature cool into the weekend, cold enough for patchy morning frost. It may cool enough to allow for some light high mountain snow Friday night into Saturday. Temperatures start to warm early next week. *************************************************************** 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). *************************************************************** WAZ696-698-140430- East Washington Central Cascades (Zone 696)- East Washington North Cascades (Zone 698)- Including the cities of Stevens Pass, Lake Wenatchee Area, and Leavenworth 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Partly sunny. A chance of thunderstorms early in the morning. Rain showers through the day. Snow showers in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....55-65 valleys and 47-57 mountains. * 24 hr Trend........23 degrees cooler. * Min Humidity........50-65 percent valleys and 60-75 percent mountains. * 24 hr Trend........23 percent wetter valleys, and 45 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...West 13 to 28 mph with gusts to around 45 mph. * Ridges/Upr Slopes....Breezy. West 14 to 29 mph. Gusts up to 45 mph in the morning increasing to 55 mph in the afternoon. * Mixing Height.......3000 ft AGL. * Transport Winds.....West 15 to 30 mph. * CWR (> 0.10 IN).....90 percent. * Ventilation Index...High (578) in the morning increasing to very high (986) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy then becoming partly cloudy. A chance of rain and high mountain snow showers. * Chance of Lightning...0 percent. * Min Temperature.....41-51 valleys and 32-42 mountains. * 24 hr Trend........7 degrees cooler. * Max Humidity........61-80 percent. * 24 hr Trend........30 percent drier valleys, and 20 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...West 13 to 28 mph with gusts to around 50 mph. * Ridges/Upr Slopes....Breezy. West 14 to 29 mph with gusts to around 60 mph. * Mixing Height.......2500 ft AGL falling to near surface. * Transport Winds.....West 20 to 35 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (946) in the evening decreasing to moderate (394) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. A chance of high mountain snow showers late in the afternoon. * Chance of Lightning...0 percent. * Max Temperature.....55-65 valleys and 44-54 mountains. * Min Humidity........35-50 percent valleys and 45-60 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...West 10 to 21 mph with gusts to around 35 mph. * Ridges/Upr Slopes....West 10 to 21 mph with gusts to around 40 mph. * Mixing Height.......7000 ft AGL. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (871) in the morning increasing to very high (1406) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Mostly cloudy. A chance of valley rain and mountain snow showers. Lows 39 to 49 valleys...30 to 40 mountains. Highs 51 to 61 valleys...40 to 50 mountains. West wind 10 to 20 mph. .SATURDAY...Partly cloudy. A chance of mountain snow showers and thunderstorms. Lows 34 to 43 valleys...25 to 35 mountains. Highs 50 to 60 valleys...39 to 49 mountains. West wind 5 to 15 mph. .SUNDAY...Partly cloudy. Lows 32 to 41 valleys...25 to 35 mountains. Highs 57 to 67 valleys...46 to 56 mountains. Northwest wind 5 to 15 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 37 to 47 valleys... 31 to 41 mountains. Highs 61 to 71 valleys...50 to 60 mountains. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ697-140430- East Portion of North Cascades National Park/Lake Chelan National Recreation Area (Zone 697)- Including the city of Stehekin 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Mostly cloudy. Rain and high mountain snow showers in the morning, then rain and high mountain snow showers likely in the afternoon. * Chance of Lightning...0 percent. * Max Temperature.....53-63 valleys and 44-54 mountains. * 24 hr Trend........18 degrees cooler valleys, and 10 degrees cooler mountains. * Min Humidity........61-80 percent. * 24 hr Trend........25 percent wetter valleys, and 50 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...West 8 to 23 mph with gusts to around 30 mph. * Ridges/Upr Slopes....Breezy. West 10 to 25 mph with gusts to around 45 mph. * Mixing Height.......2500 ft AGL. * Transport Winds.....West 15 to 30 mph. * CWR (> 0.10 IN).....100 percent. * Ventilation Index...Moderate (409) in the morning increasing to high (708) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. Rain and high mountain snow showers likely in the evening, then a chance of rain and high mountain snow showers overnight. * Chance of Lightning...0 percent. * Min Temperature.....41-51 valleys and 33-43 mountains. * 24 hr Trend........6 degrees cooler valleys, and 2 degrees warmer mountains. * Max Humidity........65-80 percent. * 24 hr Trend........30 percent drier valleys, and 20 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...West 10 to 25 mph with gusts to around 40 mph. * Ridges/Upr Slopes....Breezy. West 12 to 27 mph with gusts to around 55 mph. * Mixing Height.......2000 ft AGL falling to near surface. * Transport Winds.....West 20 to 30 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (597) in the evening decreasing to moderate (411) overnight. .THURSDAY... * Sky/Weather.........Partly sunny. A chance of rain and high mountain snow showers in the morning. A chance of rain and high mountain snow showers in the afternoon. * Chance of Lightning...0 percent. * Max Temperature.....52-62 valleys and 40-50 mountains. * Min Humidity........55-70 percent. * 20-foot winds....... * Valleys/Lwr Slopes...West 11 to 22 mph. Gusts up to 30 mph in the morning. * Ridges/Upr Slopes....West 11 to 22 mph with gusts to around 35 mph. * Mixing Height.......5500 ft AGL. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...High (779) in the morning increasing to very high (977) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Mostly cloudy. A chance of valley rain and mountain snow showers. Lows 40 to 49 valleys...31 to 41 mountains. Highs 48 to 58 valleys...37 to 47 mountains. West wind 5 to 15 mph. .SATURDAY...Mostly cloudy. A chance of valley rain and mountain snow showers. Lows 35 to 43 valleys...26 to 36 mountains. Highs 48 to 58 valleys...36 to 46 mountains. West wind 5 to 15 mph. .SUNDAY...Partly cloudy. Lows 31 to 41 valleys...25 to 35 mountains. Highs 54 to 64 valleys...45 to 55 mountains. Northwest wind 5 to 10 mph. .MONDAY...Partly cloudy. A chance of valley rain and mountain snow showers. Lows 35 to 45 valleys...29 to 39 mountains. Highs 58 to 68 valleys...48 to 58 mountains. .TUESDAY...Partly cloudy. Lows 38 to 48 valleys...32 to 42 mountains. Highs 60 to 70 valleys...50 to 60 mountains. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ704-140430- Methow Valley (Zone 704)- Including the cities of Mazama, Winthrop, and Twisp 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Mostly cloudy. A chance of thunderstorms early in the morning. Rain showers in the morning, then rain showers likely in the afternoon. * Chance of Lightning...20 percent. * Max Temperature.....59-69. * 24 hr Trend........15 degrees cooler. * Min Humidity........40-50 percent. * 24 hr Trend........25 percent wetter. * 20-foot winds.......Northwest 6 to 17 mph. Gusts up to 30 mph in the morning increasing to 40 mph in the afternoon. * Mixing Height.......4000 ft AGL. * Transport Winds.....Northwest 15 to 30 mph. * CWR (> 0.10 IN).....90 percent. * Ventilation Index...Moderate (445) in the morning increasing to very high (1089) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....38-46. * 24 hr Trend........5 degrees cooler. * Max Humidity........60-75 percent. * 24 hr Trend........15 percent drier. * Humidity Recovery...Fair. * 20-foot winds.......Northwest 7 to 18 mph. Gusts up to 40 mph in the evening decreasing to 25 mph overnight. * Mixing Height.......3500 ft AGL falling to near surface. * Transport Winds.....Northwest 15 to 30 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1130) in the evening decreasing to low (112) overnight. .THURSDAY... * Sky/Weather.........Sunny then becoming partly sunny. * Chance of Lightning...0 percent. * Max Temperature.....60-69. * Min Humidity........25-35 percent. * 20-foot winds.......West 3 to 12 mph. Gusts up to 25 mph in the afternoon. * Mixing Height.......9000 ft AGL. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (948) in the morning increasing to very high (1365) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY THROUGH SATURDAY...Partly cloudy. Lows 32 to 42. Highs 55 to 64. West wind 4 to 15 mph. .SUNDAY...Partly cloudy. Lows 32 to 40. Highs 62 to 69. Northwest wind 5 to 10 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 37 to 47. Highs 65 to 75. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ703-140430- Okanogan Valley (Zone 703)- Including the cities of Conconully and Omak 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Mostly cloudy. A chance of thunderstorms until late afternoon. Rain showers through the day. * Chance of Lightning...20 percent. * Max Temperature.....63-72. * 24 hr Trend........14 degrees cooler. * Min Humidity........40-55 percent. * 24 hr Trend........32 percent wetter. * 20-foot winds.......Northwest 9 to 20 mph with gusts to around 40 mph. * Mixing Height.......3500 ft AGL. * Transport Winds.....West 10 to 20 mph. * CWR (> 0.10 IN).....90 percent. * Ventilation Index...Moderate (430) in the morning increasing to very high (837) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. * Chance of Lightning...0 percent. * Min Temperature.....41-47. * 24 hr Trend........11 degrees cooler. * Max Humidity........60-75 percent. * 24 hr Trend........5 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......Southwest 6 to 17 mph. Gusts up to 40 mph in the evening decreasing to 25 mph overnight. * Mixing Height.......3500 ft AGL falling to near surface. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (851) in the evening decreasing to low (52) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....62-72. * Min Humidity........25-35 percent. * 20-foot winds.......Southwest 4 to 15 mph with gusts to around 30 mph. * Mixing Height.......9500 ft AGL. * Transport Winds.....West 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (879) in the morning increasing to very high (1474) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Partly cloudy. A chance of rain showers. Lows 40 to 45. Highs 58 to 67. Southwest wind 10 to 20 mph. .SATURDAY...Partly cloudy. Lows 36 to 41. Highs 56 to 65. West wind up to 10 mph. .SUNDAY...Partly cloudy. Lows 36 to 41. Highs 63 to 71. Northwest wind 5 to 10 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 40 to 47. Highs 67 to 77. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ702-140430- Colville Reservation (Zone 702)- Including the cities of Nespelem and Keller 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Mostly cloudy. A chance of showers and thunderstorms in the morning, then rain showers and a chance of thunderstorms in the afternoon. * Chance of Lightning...50 percent. * Max Temperature.....61-71 valleys and 56-65 mountains. * 24 hr Trend........13 degrees cooler. * Min Humidity........50-65 percent valleys and 60-70 percent mountains. * 24 hr Trend........41 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 9 to 20 mph with gusts to around 40 mph. * Ridges/Upr Slopes....Southwest 11 to 22 mph. Gusts up to 40 mph. * Mixing Height.......3000 ft AGL. * Transport Winds.....Southwest 10 to 20 mph. * CWR (> 0.10 IN).....90 percent. * Ventilation Index...High (663) in the morning increasing to very high (802) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy then becoming mostly clear. A chance of rain showers in the evening. * Chance of Lightning...0 percent. * Min Temperature.....39-46. * 24 hr Trend........13 degrees cooler. * Max Humidity........70-80 percent. * 24 hr Trend........5 percent wetter valleys, and 5 percent drier mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 7 to 18 mph with gusts to around 40 mph. * Ridges/Upr Slopes....Southwest 9 to 20 mph with gusts to around 45 mph. * Mixing Height.......3000 ft AGL falling to near surface. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...High (638) in the evening decreasing to low (93) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....60-70 valleys and 53-62 mountains. * Min Humidity........29-35 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 14 mph with gusts to around 25 mph. * Ridges/Upr Slopes....Southwest 4 to 15 mph with gusts to around 30 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....West 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * VentilationIndex...Very high (942) in the morning increasing to very high (1377) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY THROUGH SATURDAY...Partly cloudy. Lows 34 to 43. Highs 55 to 65 valleys...47 to 57 mountains. West wind 4 to 15 mph. .SUNDAY...Partly cloudy. Lows 33 to 38. Highs 60 to 70 valleys... 54 to 62 mountains. Northwest wind up to 5 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 37 to 44. Highs 65 to 75 valleys...58 to 68 mountains. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ699-140430- Okanogan Highlands and Kettle Mountains (Zone 699)- Including the cities of Republic and Curlew 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Partly sunny. A chance of rain showers early in the morning, then rain showers and a chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...50 percent. * Max Temperature.....64-74 valleys and 56-65 mountains. * 24 hr Trend........13 degrees cooler. * Min Humidity........50-65 percent valleys and 60-70 percent mountains. * 24 hr Trend........46 percent wetter valleys, and 51 percent wetter mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 5 to 16 mph with gusts to around 35 mph. * Ridges/Upr Slopes....Southwest 6 to 17 mph with gusts to around 35 mph. * Mixing Height.......3500 ft AGL. * Transport Winds.....West 10 to 20 mph. * CWR (> 0.10 IN).....100 percent. * Ventilation Index...Very high (853) in the morning increasing to high (728) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy then becoming partly cloudy. Rain showers likely in the evening. * Chance of Lightning...0 percent. * Min Temperature.....37-44. * 24 hr Trend........14 degrees cooler. * Max Humidity........65-80 percent. * 24 hr Trend........Unchanged valleys, and 15 percent wetter mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 6 to 17 mph with gusts to around 30 mph. * Ridges/Upr Slopes....Southwest 6 to 17 mph with gusts to around 40 mph. * Mixing Height.......3000 ft AGL falling to near surface. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....30 percent. * Ventilation Index...High (636) in the evening decreasing to low (101) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....61-71 valleys and 53-62 mountains. * Min Humidity........26-35 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 3 to 12 mph with gusts to around 25 mph. * Ridges/Upr Slopes....Southwest 3 to 12 mph with gusts to around 25 mph. * Mixing Height.......10000 ft AGL. * Transport Winds.....West 10 to 20 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1117) in the morning increasing to very high (2021) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Partly cloudy. A chance of valley rain showers. Lows 36 to 43. Highs 56 to 66 valleys...49 to 57 mountains. Southwest wind up to 10 mph. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows 32 to 40. Highs 53 to 62 valleys...46 to 54 mountains. West wind up to 5 mph. .SUNDAY...Partly cloudy. Lows 31 to 38. Highs 60 to 69 valleys... 53 to 62 mountains. Northwest wind up to 5 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 35 to 44. Highs 64 to 74 valleys...57 to 67 mountains. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ700-701-140430- Selkirk Mountains of Northeast Washington (Zone 700)- Foothills of Northeast Washington (Zone 701)- Includingthe cities of Metaline Falls, Ione, Colville, Deer Park, and Newport 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Partly sunny then becoming cloudy. A chance of rain showers in the morning. A chance of thunderstorms late in the morning, then rain showers and a chance of thunderstorms in the afternoon. Patchy blowing dust in the afternoon. * Chance of Lightning...50 percent. * Max Temperature.....62-71 valleys and 54-64 mountains. * 24 hr Trend........13 degrees cooler. * Min Humidity........55-70 percent valleys and 61-80 percent mountains. * 24 hr Trend........43 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...South 9 to 20 mph with gusts to around 40 mph. * Ridges/Upr Slopes....South 10 to 21 mph with gusts to around 45 mph. * Mixing Height.......3500 ft AGL. * Transport Winds.....South 15 to 25 mph. * CWR (> 0.10 IN).....70 percent. * Ventilation Index...Very high (812) in the morning increasing to very high (889) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy then becoming partly cloudy. Patchy blowing dust early in the evening. Rain showers in the evening. * Chance of Lightning...0 percent. * Min Temperature.....38-46. * 24 hr Trend........11 degrees cooler. * Max Humidity........71-90 percent valleys and 70-80 percent mountains. * 24 hr Trend........5 percent drier valleys, and unchanged mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 9 to 20 mph with gusts to around 40 mph. * Ridges/Upr Slopes....Southwest 11 to 22 mph with gusts to around 45 mph. * Mixing Height.......2500 ft AGL falling to near surface. * Transport Winds.....Southwest 15 to 25 mph. * CWR (> 0.10 IN).....50 percent. * Ventilation Index...High (552) in the evening decreasing to low (156) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....61-69 valleys and 52-62 mountains. * Min Humidity........29-40 percent. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 5 to 16 mph with gusts to around 30 mph. * Ridges/Upr Slopes....Southwest 6 to 17 mph with gusts to around 30 mph. * Mixing Height.......10000 ft AGL. * Transport Winds.....West 15 to 25 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1055) in the morning increasing to very high (2450) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Partly cloudy. A chance of valley rain showers. Lows 36 to 43. Highs 57 to 64 valleys...48 to 57 mountains. Southwest wind 5 to 15 mph. .SATURDAY...Mostly cloudy. A chance of showers and thunderstorms. Lows 33 to 40. Highs 53 to 61 valleys...42 to 52 mountains. Southwest wind up to 10 mph. .SUNDAY...Partly cloudy. Lows 31 to 37. Highs 60 to 68 valleys... 51 to 61 mountains. Northwest wind up to 5 mph. .MONDAY...Partly cloudy. Lows 34 to 40. Highs 63 to 71 valleys... 54 to 64 mountains. .TUESDAY...Partly cloudy. A chance of showers and thunderstorms. Lows 37 to 43. Highs 66 to 73 valleys...57 to 67 mountains. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ IDZ101-140430- Northern and Central Idaho Panhandle (Zone 101)- Including the cities of St. Maries, Rathdrum Prairie, Silver Valley, Bonners Ferry, and Priest Lake 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Mostly cloudy. A chance of rain showers early in the morning. Rain showers and a chance of thunderstorms in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....59-69. * 24 hr Trend........18 degrees cooler. * Min Humidity........55-70 percent valleysand 65-80 percent mountains. * 24 hr Trend........44 percent wetter. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 12 to 23 mph with gusts to around 40 mph. * Ridges/Upr Slopes....Breezy. Southwest 12 to 27 mph with gusts to around 45 mph. * Mixing Height.......3500 ft AGL. * Transport Winds.....Southwest 15 to 30 mph. * CWR (> 0.10 IN).....50 percent. * Ventilation Index...Very high (820) in the morning increasing to very high (921) in the afternoon. .TONIGHT... * Sky/Weather.........Mostly cloudy. Rain showers in the evening, then a chance of rain showers overnight. A chance of high mountain snow showers early in the morning. * Chance of Lightning...0 percent. * Min Temperature.....38-46. * 24 hr Trend........11 degrees cooler. * Max Humidity........65-80 percent valleys and 71-90 percent mountains. * 24 hr Trend........10 percent wetter valleys, and unchanged mountains. * Humidity Recovery...Good. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 10 to 25 mph with gusts to around 45 mph. * Ridges/Upr Slopes....Breezy. Southwest 14 to 29 mph with gusts to around 60 mph. * Mixing Height.......2500 ft AGL falling to near surface. * Transport Winds.....Southwest 20 to 35 mph. * CWR (> 0.10 IN).....60 percent. * Ventilation Index...High (628) in the evening decreasing to moderate (474) overnight. .THURSDAY... * Sky/Weather.........Partly sunny. A chance of rain showers early in the morning. * Chance of Lightning...0 percent. * Max Temperature.....58-66 valleys and 48-58 mountains. * Min Humidity........35-45 percent valleys and 45-60 percent mountains. * 20-foot winds....... * Valleys/Lwr Slopes...Southwest 11 to 22 mph. Gusts up to 40 mph in the morning decreasing to 30 mph in the afternoon. * Ridges/Upr Slopes....Breezy. Southwest 11 to 22 mph with gusts to around 45 mph. * Mixing Height.......8000 ft AGL. * Transport Winds.....West 20 to 35 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1077) in the morning increasing to very high (2704) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Partly cloudy. A chance of rain showers. Lows 37 to 45. Highs 55 to 62 valleys...45 to 55 mountains. Southwest wind 5 to 15 mph. .SATURDAY...Mostly cloudy. A chance of valley rain showers, thunderstorms and mountain snow showers. Lows 34 to 42. Highs 49 to 56 valleys...40 to 50 mountains. Southwest wind 5 to 15 mph. .SUNDAY...Mostly cloudy. A chance of mountain snow showers. Lows 31 to 39. Highs 55 to 62 valleys...47 to 57 mountains. West wind up to 5 mph. .MONDAY...Partly cloudy. A chance of rain showers. Lows 32 to 41. Highs 60 to 66 valleys...51 to 61 mountains. .TUESDAY...Partly cloudy. A chance of rain showers and light freezing rain. Lows 36 to 44. Highs 63 to 69 valleys...54 to 64 mountains. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ705-706-140430- Foothills of Central Washington Cascades (Zone 705)- Waterville Plateau (Zone 706)- Including the cities of Chelan, Wenatchee, Waterville, and Grand Coulee 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Partly sunny. Rain showers in the morning. A chance of thunderstorms until late afternoon. A chance of rain showers in the afternoon. Patchy blowing dust in the late morning and afternoon. * Chance of Lightning...20 percent. * Max Temperature.....60-70. * 24 hr Trend........15 degrees cooler. * Min Humidity........45-60 percent. * 24 hr Trend........36 percent wetter. * 20-foot winds.......Breezy. West 13 to 25 mph with gusts to around 50 mph. * Mixing Height.......4000 ft AGL. * Transport Winds.....West15 to 30 mph. * CWR (> 0.10 IN).....60 percent. * Ventilation Index...Very high (992) in the morning increasing to very high (1329) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. Patchy blowing dust until early morning. * Chance of Lightning...0 percent. * Min Temperature.....43-50. * 24 hr Trend........7 degrees cooler. * Max Humidity........60-75 percent. * 24 hr Trend........Unchanged. * Humidity Recovery...Fair. * 20-foot winds.......Breezy. West 10 to 25 mph. Gusts up to 50 mph in the evening decreasing to 40 mph overnight. * Mixing Height.......3500 ft AGL falling to near surface. * Transport Winds.....West 15 to 30 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1298) in the evening decreasing to low (108) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....61-71. * Min Humidity........29-40 percent. * 20-foot winds.......West 8 to 19 mph with gusts to around 35 mph. * Mixing Height.......6500 ft AGL. * Transport Winds.....West 15 to 30 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (925) in the morning increasing to very high (1460) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY THROUGH SATURDAY...Breezy. Partly cloudy. Lows 36 to 46. Highs 57 to 67. West wind 10 to 25 mph. .SUNDAY...Partly cloudy. Lows 36 to 41. Highs 63 to 71. Northwest wind 5 to 15 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 39 to 47. Highs 67 to 77. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ707-708-140430- Western Columbia Basin (Zone 707)-Eastern Columbia Basin - Palouse - Spokane Area (Zone 708)- Including the cities of Moses Lake, Ephrata, Spokane, Pullman, Ritzville, Wilbur, and Cheney 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Partly sunny. Patchy blowing dust. Rain showers. * Chance of Lightning...0 percent. * Max Temperature.....64-70. * 24 hr Trend........18 degrees cooler. * Min Humidity........45-60 percent. * 24 hr Trend........42 percent wetter. * 20-foot winds.......Breezy. Southwest 12 to 26 mph with gusts to around 50 mph. * Mixing Height.......4000 ft AGL. * Transport Winds.....Southwest 20 to 35 mph. * CWR (> 0.10 IN).....20 percent. * Ventilation Index...Very high (992) in the morning increasing to very high (1472) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of rain showers in the evening. Patchy blowing dust until early morning. * Chance of Lightning...0 percent. * Min Temperature.....43-48. * 24 hr Trend........9 degrees cooler. * Max Humidity........65-80 percent. * 24 hr Trend........10 percent wetter. * Humidity Recovery...Good. * 20-foot winds.......Breezy. Southwest 12 to 26 mph with gusts to around 50 mph. * Mixing Height.......3000 ft AGL falling to near surface. * Transport Winds.....West 15 to 30 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (1245) in the evening decreasing to low (146) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....64-72. * Min Humidity........27-40 percent. * 20-foot winds.......Southwest 13 to 19 mph with gusts to around 35 mph. * Mixing Height.......7500 ft AGL. * Transport Winds.....West 20 to 30 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1240) in the morning increasing to very high (1851) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY THROUGH SUNDAY...Partly cloudy. Lows 35 to 45. Highs 58 to 68. West wind 9 to 20 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 37 to 47. Highs67 to 77. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$ WAZ709-140430- Lower Palouse - Snake River (Zone 709)- Including the city of Pomeroy 318 AM PDT Wed May 13 2026 .Today... * Sky/Weather.........Mostly cloudy. Patchy blowing dust through the day. A chance of rain showers early in the morning. A chance of rain showers in the late morning and afternoon. * Chance of Lightning...0 percent. * Max Temperature.....62-71. * 24 hr Trend........19 degrees cooler. * Min Humidity........50-60 percent. * 24 hr Trend........20 percent wetter. * 20-foot winds.......Windy. Southwest 18 to 33 mph with gusts to around 65 mph. * Mixing Height.......5000 ft AGL. * Transport Winds.....Southwest 20 to 35 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (927) in the morning increasing to very high (2008) in the afternoon. .TONIGHT... * Sky/Weather.........Partly cloudy. A chance of rain showers in the evening. Patchy blowing dust until early morning. * Chance of Lightning...0 percent. * Min Temperature.....44-48. * 24 hr Trend........8 degrees cooler. * Max Humidity........60-70 percent. * 24 hr Trend........5 percent wetter. * Humidity Recovery...Fair. * 20-foot winds.......Windy. Southwest 17 to 32 mph. Gusts up to 65 mph in the evening decreasing to 55 mph overnight. * Mixing Height.......3000 ft AGL falling to near surface. * Transport Winds.....Southwest 25 to 40 mph. * CWR (> 0.10 IN).....10 percent. * Ventilation Index...Very high (1169) in the evening decreasing to low (170) overnight. .THURSDAY... * Sky/Weather.........Mostly sunny. * Chance of Lightning...0 percent. * Max Temperature.....62-72. * Min Humidity........30-40 percent. * 20-foot winds.......Breezy. Southwest 13 to 28 mph. Gusts up to 50 mph in the morning decreasing to 40 mph in the afternoon. * Mixing Height.......6500 ft AGL. * Transport Winds.....Southwest 20 to 35 mph. * CWR (> 0.10 IN).....0 percent. * Ventilation Index...Very high (1264) in the morning increasing to very high (1786) in the afternoon. .Forecast Days 3 Through 7...... .FRIDAY...Breezy. Partly cloudy. Lows in the mid to upper 40s. Highs 59 to 69. Southwest wind 15 to 25 mph. .SATURDAY...Breezy. Partly cloudy. A chance of rain showers. Lows in the lower to mid 40s. Highs 54 to 64. Southwest wind 15 to 25 mph. .SUNDAY...Partly cloudy. Lows in the mid 30s to lower 40s. Highs 56 to 66. West wind 5 to 15 mph. .MONDAY THROUGH TUESDAY...Partly cloudy. Lows 37 to 45. Highs 65 to 75. .8 to 14 Day Outlook for May 20 - 26 2026 Near normal temperatures and below normal precipitation. $$