Routine Fire Wx Fcst (With/Without 6-10 Day Outlook)
Issued by NWS Spokane, WA
Issued by NWS Spokane, WA
466
FNUS56 KOTX 101109
FWFOTX
Fire Weather Planning Forecast for Eastern Washington and North Idaho
National Weather Service Spokane WA
409 AM PDT Mon Aug 10 2026
.DISCUSSION...
Central WA:
- West to northwest winds will be breezy Monday and Tuesday
afternoon and evening with a 30-60% chance of wind gusts over 30
mph along the Cascade gaps, Waterville Plateau, and western
Columbia Basin.
- Low relative humidity values and fair to poor recoveries
overnight.
Eastern WA:
- Warm and dry conditions continue through Monday with smoke and
haze.
- Low relative humidity values and fair to poor recoveries
overnight.
- Slight chance of thunderstorms near the Canadian border
Wednesday and Thursday afternoon.
North ID:
- Warm and dry conditions continue through Monday with smoke and
haze.
- Low relative humidity values and fair to poor recoveries.
- Slight chance of thunderstorms near the Canadian border
Wednesday and Thursday afternoon.
A return to near-normal temperatures and improving overnight
recoveries is expected the first half of the week, however
elevated fire weather conditions will linger along the Cascades
through Tuesday with breezy afternoon and evening winds. A chance
for showers and thunderstorms arrives toward the northern mountain
districts mid-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).
***************************************************************
WAZ696-698-110115-
East Washington Central Cascades (Zone 696)-
East Washington North Cascades (Zone 698)-
Including the cities of Stevens Pass, Lake Wenatchee Area,
and Leavenworth
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Mostly sunny. Haze and areas of smoke.
* Chance of Lightning...0 percent.
* Max Temperature.....77-87 valleys and 66-76 mountains.
* 24 hr Trend........3 degrees cooler.
* Min Humidity........20-30 percent valleys and 25-40 percent
mountains.
* 24 hr Trend........1 percent drier.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 13 mph with gusts to around
30 mph.
* Ridges/Upr Slopes....West 3 to 14 mph with gusts to around 25
mph.
* Mixing Height.......6000 ft AGL.
* Transport Winds.....Northwest 10 to 20 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (438) in the morning increasing to
high (791) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Areas of smoke in the evening.
Haze through the night. Patchy smoke overnight.
* Chance of Lightning...0 percent.
* Min Temperature.....53-63 valleys and 46-56 mountains.
* 24 hr Trend........Unchanged.
* Max Humidity........45-60 percent valleys and 55-70 percent
mountains.
* 24 hr Trend........5 percent drier.
* Humidity Recovery...Fair.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 14 mph with gusts to around
30 mph.
* Ridges/Upr Slopes....Northwest 3 to 14 mph with gusts to around
30 mph.
* Mixing Height.......3500 ft AGL falling to near surface.
* Transport Winds.....Northwest 10 to 20 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (612) in the evening decreasing to low
(70) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Haze and patchy smoke.
* Chance of Lightning...0 percent.
* Max Temperature.....79-89 valleys and 66-76 mountains.
* Min Humidity........25-35 percent valleys and 30-45 percent
mountains.
* 20-foot winds.......
* Valleys/Lwr Slopes...West 3 to 10 mph.
* Ridges/Upr Slopes....West 3 to 10 mph.
* Mixing Height.......8000 ft AGL.
* Transport Winds.....Northwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (357) in the morning increasing to
very high (848) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows 54 to 64 valleys...48 to 58 mountains. Highs
77 to 87 valleys...64 to 74 mountains. Northwest wind up to
10 mph.
.THURSDAY...Partly cloudy. A chance of rain showers. Lows 54 to
63 valleys...47 to 57 mountains. Highs 77 to 87 valleys...64 to
74 mountains. Northwest wind up to 10 mph.
.FRIDAY...Partly cloudy. A chance of rain showers. Lows 55 to
65 valleys...49 to 59 mountains. Highs 78 to 88 valleys...66 to
76 mountains. Northwest wind up to 5 mph.
.SATURDAY...Partly cloudy. A chance of rain showers. Lows 57 to
66 valleys...50 to 60 mountains. Highs 80 to 90 valleys...68 to
78 mountains.
.SUNDAY...Mostly cloudy. A chance of rain showers. Lows 57 to
66 valleys...50 to 60 mountains. Highs 80 to 90 valleys...67 to
77 mountains.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ697-110115-
East Portion of North Cascades National Park/Lake Chelan National
Recreation Area (Zone 697)-
Including the city of Stehekin
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny.
* Chance of Lightning...0 percent.
* Max Temperature.....76-86 valleys and 63-73 mountains.
* 24 hr Trend........6 degrees warmer.
* Min Humidity........35-45 percent.
* 24 hr Trend........10 percent wetter.
* 20-foot winds.......
* Valleys/Lwr Slopes...West 4 to 13 mph. Gusts up to 25 mph in the
afternoon.
* Ridges/Upr Slopes....West 4 to 13 mph with gusts to around 25
mph.
* Mixing Height.......4000 ft AGL.
* Transport Winds.....Northwest 10 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (370) in the morning increasing to
high (581) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy.
* Chance of Lightning...0 percent.
* Min Temperature.....53-63 valleys and 44-54 mountains.
* 24 hr Trend........Unchanged.
* Max Humidity........50-65 percent valleys and 61-80 percent
mountains.
* 24 hr Trend........Unchanged.
* Humidity Recovery...Good.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 13 mph. Gusts up to 25 mph in
the evening.
* Ridges/Upr Slopes....Northwest 3 to 13 mph. Gusts up to 25 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...Moderate (448) in the evening decreasing to
low (47) overnight.
.TUESDAY...
* Sky/Weather.........Sunny.
* Chance of Lightning...0 percent.
* Max Temperature.....77-87 valleys and 65-75 mountains.
* Min Humidity........35-45 percent.
* 20-foot winds.......
* Valleys/Lwr Slopes...West 3 to 10 mph.
* Ridges/Upr Slopes....West 3 to 10 mph.
* Mixing Height.......6000 ft AGL.
* Transport Winds.....Northwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (296) in the morning increasing to
high (687) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Mostly cloudy. A chance of showers and
thunderstorms. Lows 55 to 64 valleys...46 to 56 mountains. Highs
75 to 85 valleys...63 to 73 mountains. Northwest wind 5 to
10 mph.
.THURSDAY...Partly cloudy. A chance of rain showers. Lows 55 to
64 valleys...46 to 56 mountains. Highs 77 to 87 valleys...64 to
74 mountains. Northwest wind up to 5 mph.
.FRIDAY...Partly cloudy. Lows 56 to 66 valleys...48 to
58 mountains. Highs 78 to 88 valleys...66 to 76 mountains. West
wind up to 5 mph.
.SATURDAY...Partly cloudy. A chance of rain showers. Lows 58 to
67 valleys...50 to 60 mountains. Highs 80 to 90 valleys...68 to
78 mountains.
.SUNDAY...Mostly cloudy. Lows 58 to 67 valleys...50 to
60 mountains. Highs 78 to 88 valleys...67 to 77 mountains.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ704-110115-
Methow Valley (Zone 704)-
Including the cities of Mazama, Winthrop, and Twisp
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Haze and patchy smoke in the morning.
Haze late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....83-92.
* 24 hr Trend........2 degrees cooler.
* Min Humidity........15-22 percent.
* 24 hr Trend........4 percent wetter.
* 20-foot winds.......Northwest 3 to 13 mph with gusts to around 25
mph.
* Mixing Height.......8000 ft AGL.
* Transport Winds.....Northwest 10 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (515) in the morning increasing to very
high (926) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Areas of smoke in the evening.
Haze through the night. Patchy smoke overnight.
* Chance of Lightning...0 percent.
* Min Temperature.....53-63.
* 24 hr Trend........1 degree cooler.
* Max Humidity........50-65 percent.
* 24 hr Trend........10 percent wetter.
* Humidity Recovery...Fair.
* 20-foot winds.......Northwest 4 to 15 mph with gusts to around 30
mph.
* Mixing Height.......5000 ft AGL falling to near surface.
* Transport Winds.....Northwest 10 to 20 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (754) in the evening decreasing to low
(70) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Haze through the day. Patchy smoke
late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....82-91.
* Min Humidity........17-25 percent.
* 20-foot winds.......West 3 to 8 mph.
* Mixing Height.......10000 ft AGL.
* Transport Winds.....Northwest 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (351) in the morning increasing to
very high (1037) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Mostly cloudy. A chance of showers and
thunderstorms. Lows 55 to 65. Highs 79 to 88. Northwest wind up
to 10 mph.
.THURSDAY...Partly cloudy. A chance of rain showers. Lows 53 to
63. Highs 78 to 87. North wind up to 5 mph.
.FRIDAY...Partly cloudy. Lows 54 to 64. Highs 80 to 89. Northwest
wind up to 5 mph.
.SATURDAY...Partly cloudy. Lows 55 to 65. Highs 83 to 91.
.SUNDAY...Mostly cloudy with a chance of rain showers. Lows 55 to
65. Highs 82 to 91.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ703-110115-
Okanogan Valley (Zone 703)-
Including the cities of Conconully and Omak
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Mostly sunny. Haze and areas of smoke through
the day.
* Chance of Lightning...0 percent.
* Max Temperature.....84-93.
* 24 hr Trend........3 degrees cooler.
* Min Humidity........14-17 percent.
* 24 hr Trend........1 percent wetter.
* 20-foot winds.......North 3 to 8 mph in the morning shifting to
the west 3 to 11 mph in the afternoon.
* Mixing Height.......8500 ft AGL.
* Transport Winds.....Northwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (353) in the morning increasing to
very high (865) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Haze and areas of smoke.
* Chance of Lightning...0 percent.
* Min Temperature.....58-63.
* 24 hr Trend........2 degrees cooler.
* Max Humidity........45-55 percent.
* 24 hr Trend........Unchanged.
* Humidity Recovery...Poor.
* 20-foot winds.......Northwest 3 to 13 mph. Gusts up to 30 mph in
the evening.
* Mixing Height.......7000 ft AGL falling to near surface.
* Transport Winds.....Northwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (766) in the evening decreasing to low
(51) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke in the morning. Haze
through the day. Patchy smoke late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....82-91.
* Min Humidity........16-21 percent.
* 20-foot winds.......Northwest 3 to 7 mph in the morning shifting
to the southwest 3 to 6 mph in the afternoon.
* Mixing Height.......9000 ft AGL.
* Transport Winds.....Northwest 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (307) in the morning increasing to
high (706) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows 61 to 66. Highs 80 to 89. North wind 5 to
15 mph.
.THURSDAY...Partly cloudy. A chance of rain showers. Lows 58 to
63. Highs 79 to 88. North wind 5 to 15 mph.
.FRIDAY...Partly cloudy. Lows 58 to 64. Highs 81 to 89. North
wind up to 10 mph.
.SATURDAY...Partly cloudy. Lows 60 to 66. Highs 84 to 92.
.SUNDAY...Mostly cloudy. Lows 60 to 66. Highs 83 to 91.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ702-110115-
Colville Reservation (Zone 702)-
Including the cities of Nespelem and Keller
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Areas of smoke until late afternoon.
Haze in the late morning and afternoon. Patchy smoke late in the
afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....81-91 valleys and 75-85 mountains.
* 24 hr Trend........Unchanged.
* Min Humidity........14-19 percent.
* 24 hr Trend........1 percent drier.
* 20-foot winds.......
* Valleys/Lwr Slopes...West 3 to 9 mph.
* Ridges/Upr Slopes....West 3 to 9 mph.
* Mixing Height.......8000 ft AGL.
* Transport Winds.....West 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (298) in the morning increasing to
very high (963) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Haze in the evening. Areas of
smoke through the night.
* Chance of Lightning...0 percent.
* Min Temperature.....56-61.
* 24 hr Trend........Unchanged.
* Max Humidity........45-55 percent.
* 24 hr Trend........5 percent wetter.
* Humidity Recovery...Poor.
* 20-foot winds.......
* Valleys/Lwr Slopes...West 3 to 9 mph with gusts to around 20 mph
in the evening shifting to the north 3 to 7 mph overnight.
* Ridges/Upr Slopes....Northwest 4 to 9 mph. Gusts up to 20 mph
overnight.
* 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 (810) in the evening decreasing to
low (50) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke until late afternoon.
Haze in the afternoon. Patchy smoke late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....81-91 valleys and 74-84 mountains.
* Min Humidity........16-22 percent.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 6 mph in the morning shifting
to the southwest 4 to 8 mph in the afternoon.
* Ridges/Upr Slopes....Northwest 3 to 7 mph in the morning shifting
to the southwest 5 to 6 mph in the afternoon.
* Mixing Height.......9000 ft AGL.
* Transport Winds.....West 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (309) in the morning increasing to
very high (894) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows 57 to 62. Highs 80 to 90 valleys...73 to
82 mountains. North wind 5 to 10 mph.
.THURSDAY...Partly cloudy. A chance of rain showers. Lows 54 to
61. Highs 78 to 88 valleys...70 to 80 mountains. North wind 5 to
10 mph.
.FRIDAY...Partly cloudy. Lows 54 to 61. Highs 80 to 90 valleys...
72 to 82 mountains. North wind up to 5 mph.
.SATURDAY...Partly cloudy. Lows 56 to 63. Highs 82 to
92 valleys...75 to 84 mountains.
.SUNDAY...Mostly cloudy. Lows 58 to 64. Highs 82 to 92 valleys...
74 to 84 mountains.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ699-110115-
Okanogan Highlands and Kettle Mountains (Zone 699)-
Including the cities of Republic and Curlew
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Mostly sunny. Areas of smoke through the day.
Haze in the late morning and afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....82-92 valleys and 74-84 mountains.
* 24 hr Trend........2 degrees cooler.
* Min Humidity........16-21 percent.
* 24 hr Trend........3 percent wetter.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 6 mph in the morning shifting
to the southwest 3 to 7 mph in the afternoon.
* Ridges/Upr Slopes....West 3 to 7 mph.
* Mixing Height.......9000 ft AGL.
* Transport Winds.....West 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (351) in the morning increasing to
very high (982) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Haze in the evening. Areas of
smoke through the night.
* Chance of Lightning...0 percent.
* Min Temperature.....52-61.
* 24 hr Trend........1 degree cooler.
* Max Humidity........55-70 percent valleys and 45-60 percent
mountains.
* 24 hr Trend........10 percent drier valleys, and 10 percent
wetter mountains.
* Humidity Recovery...Fair.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 8 mph.
* Ridges/Upr Slopes....Northwest 3 to 8 mph. Gusts up to 20 mph
overnight.
* Mixing Height.......7500 ft AGL falling to near surface.
* Transport Winds.....Northwest 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (799) in the evening decreasing to low
(47) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke until late afternoon.
Haze in the afternoon. Patchy smoke late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....81-91 valleys and 73-83 mountains.
* Min Humidity........18-24 percent.
* 20-foot winds.......
* Valleys/Lwr Slopes...Northwest 3 to 6 mph in the morning shifting
to the southwest in the afternoon.
* Ridges/Upr Slopes....Northwest 3 to 6 mph in the morning shifting
to the west 4 to 6 mph in the afternoon.
* Mixing Height.......10500 ft AGL.
* Transport Winds.....West 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (322) in the morning increasing to
very high (1053) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY THROUGH THURSDAY...Mostly cloudy with a chance of
showers and thunderstorms. Lows 51 to 61. Highs 77 to
87 valleys...70 to 80 mountains. North wind up to 10 mph.
.FRIDAY...Partly cloudy. Lows 49 to 59. Highs 79 to 89 valleys...
71 to 81 mountains. North wind up to 5 mph.
.SATURDAY...Partly cloudy. Lows 51 to 61. Highs 81 to
91 valleys...73 to 83 mountains.
.SUNDAY...Mostly cloudy with a chance of rain showers. Lows 53 to
62. Highs 81 to 91 valleys...73 to 83 mountains.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ700-701-110115-
Selkirk Mountains of Northeast Washington (Zone 700)-
Foothills of Northeast Washington (Zone 701)-
Including the cities of Metaline Falls, Ione, Colville,
Deer Park, and Newport
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Areas of smoke through the day. Haze
late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....81-89 valleys and 72-82 mountains.
* 24 hr Trend........1 degree cooler.
* Min Humidity........17-23 percent.
* 24 hr Trend........3 percent drier.
* 20-foot winds.......
* Valleys/Lwr Slopes...Southwest 3 to 8 mph.
* Ridges/Upr Slopes....Southwest 3 to 8 mph. Gusts up to 20 mph in
the afternoon.
* Mixing Height.......8000 ft AGL.
* Transport Winds.....Southwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (385) in the morning increasing to
very high (998) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Haze in the evening. Areas of
smoke through the night.
* Chance of Lightning...0 percent.
* Min Temperature.....50-60.
* 24 hr Trend........1 degree cooler.
* Max Humidity........60-75 percent valleys and 50-65 percent
mountains.
* 24 hr Trend........Unchanged.
* Humidity Recovery...Fair.
* 20-foot winds.......
* Valleys/Lwr Slopes...Southwest 3 to 8 mph in the evening shifting
to the north 3 to 5 mph overnight.
* Ridges/Upr Slopes....Southwest 3 to 8 mph in the evening shifting
to the northwest 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 (861) in the evening decreasing to
low (33) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke through the day. Haze
late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....81-89 valleys and 71-81 mountains.
* Min Humidity........18-26 percent.
* 20-foot winds.......
* Valleys/Lwr Slopes...South 3 to 7 mph.
* Ridges/Upr Slopes....South 3 to 7 mph.
* Mixing Height.......9500 ft AGL.
* Transport Winds.....Southwest 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (372) in the morning increasing to
very high (985) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY THROUGH THURSDAY...Partly cloudy with a chance of
showers and thunderstorms. Lows 50 to 60. Highs 78 to
88 valleys...69 to 79 mountains. Northeast wind up to 10 mph.
.FRIDAY...Partly cloudy. Lows 48 to 58. Highs 80 to 87 valleys...
70 to 80 mountains. North wind up to 10 mph.
.SATURDAY...Partly cloudy. Lows 50 to 60. Highs 82 to
90 valleys...72 to 82 mountains.
.SUNDAY...Mostly cloudy. Lows 52 to 62. Highs 82 to 90 valleys...
72 to 82 mountains.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
IDZ101-110115-
Northern and Central Idaho Panhandle (Zone 101)-
Including the cities of St. Maries, Rathdrum Prairie,
Silver Valley, Bonners Ferry, and Priest Lake
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Haze and areas of smoke.
* Chance of Lightning...0 percent.
* Max Temperature.....80-88 valleys and 70-80 mountains.
* 24 hr Trend........3 degrees cooler.
* Min Humidity........20-30 percent.
* 24 hr Trend........1 percent drier.
* 20-foot winds.......
* Valleys/Lwr Slopes...Southwest 3 to 10 mph. Gusts up to 20 mph in
the afternoon.
* Ridges/Upr Slopes....Southwest 3 to 10 mph.
* Mixing Height.......7000 ft AGL.
* Transport Winds.....Southwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (479) in the morning increasing to
very high (1076) in the afternoon.
.TONIGHT...
* Sky/Weather.........Partly cloudy. Haze and areas of smoke
through the night.
* Chance of Lightning...0 percent.
* Min Temperature.....51-59.
* 24 hr Trend........1 degree cooler.
* Max Humidity........60-75 percent valleys and 45-60 percent
mountains.
* 24 hr Trend........5 percent drier.
* Humidity Recovery...Fair.
* 20-foot winds.......
* Valleys/Lwr Slopes...Southwest 3 to 8 mph in the evening shifting
to the south 3 to 6 mph overnight.
* Ridges/Upr Slopes....Southwest 3 to 9 mph. Gusts up to 20 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 (800) in the evening decreasing to
low (39) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke through the day. Haze
late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....80-87 valleys and 70-80 mountains.
* Min Humidity........21-28 percent valleys and 26-40 percent
mountains.
* 20-foot winds.......
* Valleys/Lwr Slopes...Southwest 3 to 8 mph.
* Ridges/Upr Slopes....Southwest 3 to 9 mph. Gusts up to 20 mph in
the afternoon.
* Mixing Height.......8000 ft AGL.
* Transport Winds.....Southwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (532) in the morning increasing to very
high (1091) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Partly cloudy. A chance of showers and
thunderstorms. Lows 51 to 59. Highs 79 to 86 valleys...70 to
80 mountains. West wind up to 10 mph.
.THURSDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows 49 to 59. Highs 76 to 84 valleys...67 to 77 mountains.
Northeast wind up to 10 mph.
.FRIDAY...Partly cloudy. A chance of rain showers. Lows 48 to 57.
Highs 78 to 85 valleys...68 to 78 mountains. Northeast wind up to
10 mph.
.SATURDAY...Partly cloudy. Lows 50 to 59. Highs 81 to
88 valleys...71 to 81 mountains.
.SUNDAY...Partly cloudy. A chance of showers and thunderstorms.
Lows 52 to 61. Highs 81 to 88 valleys...72 to 82 mountains.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ707-110115-
Western Columbia Basin (Zone 707)-
Including the cities of Moses Lake and Ephrata
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Areas of smoke until late afternoon.
Haze through the day. Patchy smoke late in the afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....88-93.
* 24 hr Trend........1 degree warmer.
* Min Humidity........15-20 percent.
* 24 hr Trend........2 percent drier.
* 20-foot winds.......Southwest 3 to 14 mph. Gusts up to 25 mph in
the afternoon.
* Mixing Height.......7500 ft AGL.
* Transport Winds.....West 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (398) in the morning increasing to
very high (1011) in the afternoon.
.TONIGHT...
* Sky/Weather.........Mostly clear. Haze and areas of smoke through
the night.
* Chance of Lightning...0 percent.
* Min Temperature.....55-63.
* 24 hr Trend........Unchanged.
* Max Humidity........50-65 percent.
* 24 hr Trend........5 percent wetter.
* Humidity Recovery...Fair.
* 20-foot winds.......West 4 to 15 mph. Gusts up to 30 mph in the
evening.
* Mixing Height.......6500 ft AGL falling to near surface.
* Transport Winds.....West 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Very high (906) in the evening decreasing to
low (65) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke in the morning. Haze
through the day.
* Chance of Lightning...0 percent.
* Max Temperature.....87-93.
* Min Humidity........17-23 percent.
* 20-foot winds.......Southwest 3 to 7 mph.
* Mixing Height.......8500 ft AGL.
* Transport Winds.....West 5 to 10 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (284) in the morning increasing to
very high (862) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Mostly clear. Lows 56 to 64. Highs 86 to 91. West
wind 5 to 15 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows 56 to 65. Highs
85 to 92. North wind 4 to 15 mph.
.SATURDAY THROUGH SUNDAY...Partly cloudy. Lows 57 to 66. Highs
88 to 94.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ708-110115-
Eastern Columbia Basin - Palouse - Spokane Area (Zone 708)-
Including the cities of Spokane, Pullman, Ritzville, Wilbur,
and Cheney
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Haze and areas of smoke through the
day.
* Chance of Lightning...0 percent.
* Max Temperature.....85-92.
* 24 hr Trend........1 degree warmer.
* Min Humidity........15-19 percent.
* 24 hr Trend........1 percent drier.
* 20-foot winds.......Southwest 4 to 11 mph.
* Mixing Height.......7000 ft AGL.
* Transport Winds.....Southwest 10 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (493) in the morning increasing to
very high (971) in the afternoon.
.TONIGHT...
* Sky/Weather.........Mostly clear. Haze in the evening. Areas of
smoke through the night.
* Chance of Lightning...0 percent.
* Min Temperature.....52-59.
* 24 hr Trend........Unchanged.
* Max Humidity........50-65 percent.
* 24 hr Trend........Unchanged.
* Humidity Recovery...Fair.
* 20-foot winds.......Southwest 3 to 10 mph.
* Mixing Height.......6500 ft AGL falling to near surface.
* Transport Winds.....Southwest 10 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Very high (896) in the evening decreasing to
low (47) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Haze and areas of smoke.
* Chance of Lightning...0 percent.
* Max Temperature.....85-92.
* Min Humidity........17-20 percent.
* 20-foot winds.......Southwest 3 to 9 mph. Gusts up to 20 mph in
the morning.
* Mixing Height.......7000 ft AGL.
* Transport Winds.....Southwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (404) in the morning increasing to
high (778) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Mostly clear. Lows 52 to 60. Highs 84 to 91.
Southwest wind up to 10 mph.
.THURSDAY THROUGH FRIDAY...Mostly clear. Lows 51 to 60. Highs
83 to 92. Northeast wind up to 10 mph.
.SATURDAY...Partly cloudy. Lows 52 to 61. Highs 87 to 94.
.SUNDAY...Mostly cloudy. Lows 54 to 62. Highs 87 to 94.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ709-110115-
Lower Palouse - Snake River (Zone 709)-
Including the city of Pomeroy
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Patchy smoke until late afternoon.
Haze through the day.
* Chance of Lightning...0 percent.
* Max Temperature.....84-94.
* 24 hr Trend........2 degrees warmer.
* Min Humidity........14-21 percent.
* 24 hr Trend........2 percent wetter.
* 20-foot winds.......West 4 to 15 mph.
* Mixing Height.......6500 ft AGL.
* Transport Winds.....West 10 to 20 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (568) in the morning increasing to very
high (862) in the afternoon.
.TONIGHT...
* Sky/Weather.........Mostly clear. Areas of smoke in the late
evening and overnight. Haze overnight.
* Chance of Lightning...0 percent.
* Min Temperature.....57-61.
* 24 hr Trend........1 degree cooler.
* Max Humidity........40-55 percent.
* 24 hr Trend........5 percent wetter.
* Humidity Recovery...Poor.
* 20-foot winds.......Southwest 3 to 12 mph.
* Mixing Height.......5500 ft AGL falling to near surface.
* Transport Winds.....Southwest 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (787) in the evening decreasing to low
(60) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Areas of smoke in the morning. Haze
until late afternoon.
* Chance of Lightning...0 percent.
* Max Temperature.....84-94.
* Min Humidity........16-23 percent.
* 20-foot winds.......West 3 to 11 mph.
* Mixing Height.......6000 ft AGL.
* Transport Winds.....West 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (393) in the morning increasing to
high (787) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY THROUGH THURSDAY...Mostly clear. Lows near 60. Highs
83 to 93. West wind up to 10 mph.
.FRIDAY...Mostly clear. Lows 56 to 61. Highs 84 to 94. North wind
up to 10 mph.
.SATURDAY THROUGH SUNDAY...Partly cloudy with a chance of rain
showers. Lows 58 to 63. Highs 86 to 96.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$
WAZ705-706-110115-
Foothills of Central Washington Cascades (Zone 705)-
Waterville Plateau (Zone 706)-
Including the cities of Chelan, Wenatchee, Waterville,
and Grand Coulee
409 AM PDT Mon Aug 10 2026
.Today...
* Sky/Weather.........Sunny. Haze and areas of smoke through the
day.
* Chance of Lightning...0 percent.
* Max Temperature.....84-92.
* 24 hr Trend........1 degree cooler.
* Min Humidity........14-21 percent.
* 24 hr Trend........1 percent wetter.
* 20-foot winds.......West 5 to 16 mph. Gusts up to 30 mph in the
afternoon.
* Mixing Height.......8000 ft AGL.
* Transport Winds.....West 10 to 20 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (446) in the morning increasing to
very high (958) in the afternoon.
.TONIGHT...
* Sky/Weather.........Mostly clear. Haze and areas of smoke through
the night.
* Chance of Lightning...0 percent.
* Min Temperature.....57-64.
* 24 hr Trend........1 degree cooler.
* Max Humidity........40-55 percent.
* 24 hr Trend........5 percent drier.
* Humidity Recovery...Poor.
* 20-foot winds.......Northwest 5 to 16 mph with gusts to around 30
mph.
* Mixing Height.......6000 ft AGL falling to near surface.
* Transport Winds.....Northwest 10 to 20 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...High (778) in the evening decreasing to low
(70) overnight.
.TUESDAY...
* Sky/Weather.........Sunny. Haze and areas of smoke.
* Chance of Lightning...0 percent.
* Max Temperature.....84-93.
* Min Humidity........16-24 percent.
* 20-foot winds.......West 3 to 10 mph.
* Mixing Height.......8500 ft AGL.
* Transport Winds.....West 5 to 15 mph.
* CWR (> 0.10 IN).....0 percent.
* Ventilation Index...Moderate (304) in the morning increasing to
very high (890) in the afternoon.
.Forecast Days 3 Through 7......
.WEDNESDAY...Partly cloudy. A chance of rain showers. Lows 58 to
65. Highs 82 to 91. Northwest wind 5 to 15 mph.
.THURSDAY THROUGH FRIDAY...Partly cloudy. Lows 58 to 66. Highs
81 to 91. North wind 4 to 15 mph.
.SATURDAY...Partly cloudy. Lows 60 to 67. Highs 85 to 93.
.SUNDAY...Mostly cloudy. Lows 60 to 67. Highs 84 to 93.
.8 to 14 Day Outlook for Aug 17 - 23 2026
Above normal temperatures and above normal precipitation.
$$