523
FNUS56 KOTX 071158
FWFOTX
FIRE WEATHER PLANNING FORECAST FOR EASTERN WASHINGTON AND NORTH IDAHO
NATIONAL WEATHER SERVICE SPOKANE WA
458 AM PDT THU MAY 7 2026
DISCUSSION
WARM AND DRY WEATHER WILL OCCUR INTO THE MIDDLE OF NEXT WEEK.
BREEZY WEST TO SOUTHWEST WINDS WILL OCCUR AT TIMES AS WEAK WEATHER
SYSTEMS PASS THROUGH, INCLUDING FRIDAY AND SUNDAY.
***************************************************************
FORECASTS FOR 20 FOOT WIND SPEEDS (VALLEYS AND RIDGE TOPS) ARE
10 MINUTE AVERAGES REFLECTING RAWS WIND.
***VENTILATION INDEX IS DERIVED FROM TRANSPORT WIND
MULTIPLIED BY THE MIXING HEIGHT DIVIDED BY 100.
CATEGORIES: LOW (< 200), MODERATE (200-500),
HIGH (500-800), AND VERY HIGH (> 800).
***************************************************************
WAZ696-698-080315-
EAST WASHINGTON CENTRAL CASCADES (ZONE 696)-
EAST WASHINGTON NORTH CASCADES (ZONE 698)-
INCLUDING THE CITIES OF STEVENS PASS, LAKE WENATCHEE AREA,
AND LEAVENWORTH
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....71-81 VALLEYS AND 59-69 MOUNTAINS.
* 24 HR TREND........UNCHANGED.
* MIN HUMIDITY........25-35 PERCENT VALLEYS AND 30-45 PERCENT
MOUNTAINS.
* 24 HR TREND........8 PERCENT WETTER VALLEYS, AND UNCHANGED
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST 3 TO 12 MPH.
* RIDGES/UPR SLOPES....NORTHWEST 8 TO 15 MPH.
* MIXING HEIGHT.......6000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (297) IN THE MORNING INCREASING TO
HIGH (642) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....41-51.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........50-65 PERCENT VALLEYS AND 60-75 PERCENT
MOUNTAINS.
* 24 HR TREND........UNCHANGED VALLEYS, AND 20 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...FAIR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST 3 TO 11 MPH WITH GUSTS TO AROUND
20 MPH.
* RIDGES/UPR SLOPES....WEST 4 TO 15 MPH WITH GUSTS TO AROUND
25 MPH.
* MIXING HEIGHT.......4000 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....WEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (520) IN THE EVENING DECREASING TO LOW
(22) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....64-74 VALLEYS AND 52-62 MOUNTAINS.
* MIN HUMIDITY........21-30 PERCENT VALLEYS AND 30-45 PERCENT
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST 6 TO 17 MPH WITH GUSTS TO AROUND
35 MPH.
* RIDGES/UPR SLOPES....WEST 11 TO 22 MPH WITH GUSTS TO AROUND
40 MPH.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (637) IN THE MORNING INCREASING TO VERY
HIGH (1488) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY...MOSTLY CLEAR. LOWS 41 TO 50 VALLEYS
34 TO
44 MOUNTAINS. HIGHS 72 TO 82 VALLEYS...58 TO 68 MOUNTAINS. WEST
WIND 5 TO 15 MPH.
SUNDAY THROUGH MONDAY...PARTLY CLOUDY. LOWS 44 TO 54 VALLEYS
38 TO 48 MOUNTAINS. HIGHS 69 TO 79 VALLEYS...57 TO 67 MOUNTAINS.
WEST WIND 9 TO 20 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 44 TO
54 VALLEYS...39 TO 49 MOUNTAINS. HIGHS 72 TO 82 VALLEYS...61 TO
71 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ697-080315-
EAST PORTION OF NORTH CASCADES NATIONAL PARK/LAKE CHELAN NATIONAL
RECREATION AREA (ZONE 697)-
INCLUDING THE CITY OF STEHEKIN
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....67-77 VALLEYS AND 54-64 MOUNTAINS.
* 24 HR TREND........1 DEGREE WARMER.
* MIN HUMIDITY........30-45 PERCENT VALLEYS AND 45-60 PERCENT
MOUNTAINS.
* 24 HR TREND........10 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST 3 TO 10 MPH.
* RIDGES/UPR SLOPES....NORTHWEST 4 TO 15 MPH.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...LOW (159) IN THE MORNING INCREASING TO
MODERATE (490) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....44-53 VALLEYS AND 36-46 MOUNTAINS.
* 24 HR TREND........2 DEGREES WARMER.
* MAX HUMIDITY........60-75 PERCENT VALLEYS AND 70-80 PERCENT
MOUNTAINS.
* 24 HR TREND........UNCHANGED VALLEYS, AND 10 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST 3 TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHWEST 3 TO 14 MPH.
* MIXING HEIGHT.......2500 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (334) IN THE EVENING DECREASING TO
LOW (15) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........PARTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....59-69 VALLEYS AND 47-57 MOUNTAINS.
* MIN HUMIDITY........29-45 PERCENT VALLEYS AND 40-55 PERCENT
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST 4 TO 12 MPH WITH GUSTS TO AROUND 30
MPH.
* RIDGES/UPR SLOPES....WEST 8 TO 19 MPH WITH GUSTS TO AROUND 35
MPH.
* MIXING HEIGHT.......5000 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (433) IN THE MORNING INCREASING TO
VERY HIGH (1073) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY...PARTLY CLOUDY. LOWS 40 TO 49 VALLEYS
32 TO
42 MOUNTAINS. HIGHS 69 TO 79 VALLEYS...55 TO 65 MOUNTAINS. WEST
WIND UP TO 10 MPH.
SUNDAY THROUGH MONDAY...PARTLY CLOUDY. LOWS 42 TO 52 VALLEYS
35 TO 45 MOUNTAINS. HIGHS 65 TO 75 VALLEYS...53 TO 63 MOUNTAINS.
WEST WIND 5 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 42 TO
52 VALLEYS...36 TO 46 MOUNTAINS. HIGHS 69 TO 79 VALLEYS...59 TO
69 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ704-080315-
METHOW VALLEY (ZONE 704)-
INCLUDING THE CITIES OF MAZAMA, WINTHROP, AND TWISP
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....76-86.
* 24 HR TREND........1 DEGREE COOLER.
* MIN HUMIDITY........16-24 PERCENT.
* 24 HR TREND........2 PERCENT WETTER.
* 20-FOOT WINDS.......WEST 3 TO 10 MPH.
* MIXING HEIGHT.......7500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (200) IN THE MORNING INCREASING TO
HIGH (649) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....46-55.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........55-70 PERCENT.
* 24 HR TREND........5 PERCENT DRIER.
* HUMIDITY RECOVERY...FAIR.
* 20-FOOT WINDS.......NORTHWEST 3 TO 10 MPH.
* MIXING HEIGHT.......5000 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....NORTHWEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (510) IN THE EVENING DECREASING TO LOW
(12) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-80.
* MIN HUMIDITY........15-24 PERCENT.
* 20-FOOT WINDS.......NORTHWEST 6 TO 17 MPH WITH GUSTS TO AROUND
30 MPH.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (470) IN THE MORNING INCREASING TO
VERY HIGH (1597) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY
MOSTLY CLEAR. LOWS 41 TO 49. HIGHS 75 TO 85.
SOUTHWEST WIND UP TO 10 MPH.
SUNDAY THROUGH MONDAY
PARTLY CLOUDY. LOWS 44 TO 54. HIGHS
73 TO 83. WEST WIND 9 TO 20 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 45 TO 55. HIGHS
77 TO 86.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ703-080315-
OKANOGAN VALLEY (ZONE 703)-
INCLUDING THE CITIES OF CONCONULLY AND OMAK
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....77-87.
* 24 HR TREND........3 DEGREES COOLER.
* MIN HUMIDITY........14-21 PERCENT.
* 24 HR TREND........1 PERCENT WETTER.
* 20-FOOT WINDS.......NORTHWEST 4 TO 12 MPH.
* MIXING HEIGHT.......7500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (440) IN THE MORNING INCREASING TO
HIGH (722) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....52-57.
* 24 HR TREND........2 DEGREES WARMER.
* MAX HUMIDITY........45-60 PERCENT.
* 24 HR TREND........UNCHANGED.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......SOUTHWEST 3 TO 11 MPH.
* 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 (573) IN THE EVENING DECREASING TO LOW
(10) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-82.
* MIN HUMIDITY........15-20 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST 5 TO 16 MPH WITH GUSTS TO AROUND
30 MPH.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (434) IN THE MORNING INCREASING TO
VERY HIGH (1711) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
75 TO 85. SOUTHWEST WIND 5 TO 15 MPH.
SUNDAY THROUGH MONDAY
PARTLY CLOUDY. LOWS 48 TO 56. HIGHS
76 TO 86. NORTHWEST WIND 9 TO 20 MPH.
TUESDAY
PARTLY CLOUDY. LOWS 49 TO 54. HIGHS 79 TO 88.
WEDNESDAY
MOSTLY CLEAR. LOWS 50 TO 55. HIGHS 79 TO 88.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ702-080315-
COLVILLE RESERVATION (ZONE 702)-
INCLUDING THE CITIES OF NESPELEM AND KELLER
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....75-85 VALLEYS AND 68-77 MOUNTAINS.
* 24 HR TREND........3 DEGREES COOLER.
* MIN HUMIDITY........15-25 PERCENT.
* 24 HR TREND........3 PERCENT DRIER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...WEST 3 TO 9 MPH.
* RIDGES/UPR SLOPES....NORTHWEST 3 TO 11 MPH.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (335) IN THE MORNING INCREASING TO
HIGH (759) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....50-54.
* 24 HR TREND........2 DEGREES WARMER.
* MAX HUMIDITY........40-50 PERCENT.
* 24 HR TREND........20 PERCENT DRIER VALLEYS, AND 10 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 2 TO 9 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 10 MPH.
* MIXING HEIGHT.......6000 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (600) IN THE EVENING DECREASING TO LOW
(16) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-80 VALLEYS AND 63-72 MOUNTAINS.
* MIN HUMIDITY........14-23 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 3 TO 11 MPH WITH GUSTS TO AROUND
20 MPH.
* RIDGES/UPR SLOPES....SOUTH 4 TO 12 MPH WITH GUSTS TO AROUND
25 MPH.
* MIXING HEIGHT.......7500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (333) IN THE MORNING INCREASING TO
VERY HIGH (1184) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY...MOSTLY CLEAR. LOWS 44 TO 49. HIGHS 72 TO 82 VALLEYS
65 TO 75 MOUNTAINS. SOUTHWEST WIND UP TO 10 MPH.
SUNDAY...MOSTLY CLOUDY. LOWS NEAR 50. HIGHS 75 TO 85 VALLEYS
67 TO 76 MOUNTAINS. SOUTH WIND 5 TO 15 MPH.
MONDAY...PARTLY CLOUDY. LOWS NEAR 50. HIGHS 73 TO 83 VALLEYS
68 TO 76 MOUNTAINS. WEST WIND UP TO 10 MPH.
TUESDAY...PARTLY CLOUDY. LOWS NEAR 50. HIGHS 77 TO 87 VALLEYS
71 TO 80 MOUNTAINS.
WEDNESDAY...MOSTLY CLEAR. LOWS NEAR 50. HIGHS 76 TO 86 VALLEYS
70 TO 79 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ699-080315-
OKANOGAN HIGHLANDS AND KETTLE MOUNTAINS (ZONE 699)-
INCLUDING THE CITIES OF REPUBLIC AND CURLEW
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....76-86 VALLEYS AND 68-77 MOUNTAINS.
* 24 HR TREND........UNCHANGED.
* MIN HUMIDITY........15-22 PERCENT.
* 24 HR TREND........6 PERCENT DRIER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...NORTHWEST 3 TO 8 MPH.
* RIDGES/UPR SLOPES....NORTHWEST 3 TO 10 MPH.
* MIXING HEIGHT.......9500 FT AGL.
* TRANSPORT WINDS.....NORTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (474) IN THE MORNING INCREASING TO
VERY HIGH (840) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....48-55.
* 24 HR TREND........2 DEGREES WARMER.
* MAX HUMIDITY........45-55 PERCENT.
* 24 HR TREND........5 PERCENT DRIER VALLEYS, AND 20 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 2 TO 8 8 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 9 MPH.
* MIXING HEIGHT.......6500 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (604) IN THE EVENING DECREASING TO LOW
(22) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-80 VALLEYS AND 63-72 MOUNTAINS.
* MIN HUMIDITY........18-27 PERCENT.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 3 TO 9 MPH WITH GUSTS TO AROUND 20
MPH.
* RIDGES/UPR SLOPES....SOUTH 3 TO 10 MPH WITH GUSTS TO AROUND 25
MPH.
* MIXING HEIGHT.......8500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (415) IN THE MORNING INCREASING TO
VERY HIGH (1087) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY...MOSTLY CLEAR. LOWS 41 TO 49. HIGHS 75 TO 85 VALLEYS
66 TO 75 MOUNTAINS. WEST WIND UP TO 10 MPH.
SUNDAY...MOSTLY CLOUDY. LOWS 46 TO 53. HIGHS 76 TO 86 VALLEYS
66 TO 76 MOUNTAINS. SOUTH WIND 5 TO 15 MPH.
MONDAY...PARTLY CLOUDY. LOWS 44 TO 51. HIGHS 75 TO 85 VALLEYS
67 TO 77 MOUNTAINS. NORTHWEST WIND UP TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 44 TO 52. HIGHS
78 TO 88 VALLEYS...70 TO 80 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ700-701-080315-
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
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....74-83 VALLEYS AND 65-75 MOUNTAINS.
* 24 HR TREND........2 DEGREES COOLER.
* MIN HUMIDITY........22-30 PERCENT.
* 24 HR TREND........1 PERCENT WETTER.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST UP TO 7 MPH.
* RIDGES/UPR SLOPES....WEST 3 TO 10 MPH.
* MIXING HEIGHT.......8000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (277) IN THE MORNING INCREASING TO
HIGH (788) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....46-54.
* 24 HR TREND........2 DEGREES WARMER.
* MAX HUMIDITY........50-65 PERCENT.
* 24 HR TREND........10 PERCENT DRIER VALLEYS, AND 20 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...FAIR.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 2 TO 8 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 12 MPH.
* MIXING HEIGHT.......6000 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (598) IN THE EVENING DECREASING TO LOW
(22) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-78 VALLEYS AND 60-70 MOUNTAINS.
* MIN HUMIDITY........15-24 PERCENT VALLEYS AND 24-35 PERCENT
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 3 TO 9 MPH WITH GUSTS TO AROUND 20
MPH.
* RIDGES/UPR SLOPES....SOUTH 4 TO 12 MPH WITH GUSTS TO AROUND 25
MPH.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (453) IN THE MORNING INCREASING TO
VERY HIGH (936) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY...MOSTLY CLEAR. LOWS 42 TO 49. HIGHS 73 TO 82 VALLEYS
64 TO 74 MOUNTAINS. SOUTHWEST WIND UP TO 10 MPH.
SUNDAY...MOSTLY CLOUDY. LOWS 45 TO 52. HIGHS 76 TO 85 VALLEYS
66 TO 76 MOUNTAINS. SOUTH WIND UP TO 10 MPH.
MONDAY...PARTLY CLOUDY. LOWS 45 TO 51. HIGHS 75 TO 83 VALLEYS
66 TO 76 MOUNTAINS. SOUTHWEST WIND UP TO 10 MPH.
TUESDAY THROUGH WEDNESDAY
PARTLY CLOUDY. LOWS 44 TO 53. HIGHS
77 TO 87 VALLEYS...69 TO 79 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
IDZ101-080315-
NORTHERN AND CENTRAL IDAHO PANHANDLE (ZONE 101)-
INCLUDING THE CITIES OF ST. MARIES, RATHDRUM PRAIRIE,
SILVER VALLEY, BONNERS FERRY, AND PRIEST LAKE
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....68-77 VALLEYS AND 59-69 MOUNTAINS.
* 24 HR TREND........4 DEGREES COOLER.
* MIN HUMIDITY........30-45 PERCENT VALLEYS AND 40-55 PERCENT
MOUNTAINS.
* 24 HR TREND........6 PERCENT WETTER VALLEYS, AND 25 PERCENT
WETTER MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST 3 TO 7 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 11 MPH.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (356) IN THE MORNING INCREASING TO
HIGH (580) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....43-51.
* 24 HR TREND........UNCHANGED.
* MAX HUMIDITY........61-80 PERCENT.
* 24 HR TREND........UNCHANGED VALLEYS, AND 5 PERCENT DRIER
MOUNTAINS.
* HUMIDITY RECOVERY...GOOD.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTH 2 TO 6 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 11 MPH.
* MIXING HEIGHT.......4000 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (401) IN THE EVENING DECREASING TO
LOW (22) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....66-73 VALLEYS AND 56-66 MOUNTAINS.
* MIN HUMIDITY........25-35 PERCENT VALLEYS AND 30-45 PERCENT
MOUNTAINS.
* 20-FOOT WINDS.......
* VALLEYS/LWR SLOPES...SOUTHWEST 3 TO 9 MPH WITH GUSTS TO
AROUND 20 MPH.
* RIDGES/UPR SLOPES....SOUTHWEST 3 TO 14 MPH WITH GUSTS TO AROUND
25 MPH.
* MIXING HEIGHT.......5500 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (632) IN THE MORNING INCREASING TO VERY
HIGH (821) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY...MOSTLY CLEAR. LOWS 40 TO 48. HIGHS 68 TO 77 VALLEYS
59 TO 69 MOUNTAINS. SOUTHWEST WIND UP TO 10 MPH.
SUNDAY THROUGH MONDAY
PARTLY CLOUDY. LOWS 42 TO 51. HIGHS
71 TO 81 VALLEYS...63 TO 73 MOUNTAINS. SOUTHWEST WIND 4 TO
15 MPH.
TUESDAY...PARTLY CLOUDY. LOWS 42 TO 49. HIGHS 75 TO 82 VALLEYS
67 TO 77 MOUNTAINS.
WEDNESDAY
MOSTLY CLEAR. LOWS 45 TO 51. HIGHS 73 TO
81 VALLEYS...65 TO 75 MOUNTAINS.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ705-706-080315-
FOOTHILLS OF CENTRAL WASHINGTON CASCADES (ZONE 705)-
WATERVILLE PLATEAU (ZONE 706)-
INCLUDING THE CITIES OF CHELAN, WENATCHEE, WATERVILLE,
AND GRAND COULEE
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....76-86.
* 24 HR TREND........4 DEGREES COOLER.
* MIN HUMIDITY........14-24 PERCENT.
* 24 HR TREND........2 PERCENT WETTER.
* 20-FOOT WINDS.......WEST 3 TO 13 MPH.
* MIXING HEIGHT.......7000 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (299) IN THE MORNING INCREASING TO
HIGH (699) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....50-55.
* 24 HR TREND........2 DEGREES WARMER.
* MAX HUMIDITY........45-60 PERCENT.
* 24 HR TREND........5 PERCENT DRIER.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......SOUTHWEST 3 TO 12 MPH.
* 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 (525) IN THE EVENING DECREASING TO LOW
(19) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........PARTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....71-80.
* MIN HUMIDITY........14-20 PERCENT.
* 20-FOOT WINDS.......WEST 11 TO 22 MPH WITH GUSTS TO AROUND 35
MPH.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....WEST 15 TO 25 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (629) IN THE MORNING INCREASING TO VERY
HIGH (1372) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY
MOSTLY CLEAR. LOWS 44 TO 50. HIGHS 75 TO 85.
SOUTHWEST WIND 5 TO 15 MPH.
SUNDAY THROUGH MONDAY
BREEZY. PARTLY CLOUDY. LOWS 47 TO 55.
HIGHS 75 TO 85. WEST WIND 10 TO 25 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 48 TO 55. HIGHS
78 TO 87.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ707-708-080315-
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
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....75-83.
* 24 HR TREND........6 DEGREES COOLER.
* MIN HUMIDITY........15-25 PERCENT.
* 24 HR TREND........1 PERCENT DRIER.
* 20-FOOT WINDS.......SOUTHWEST 4 TO 10 MPH.
* MIXING HEIGHT.......6500 FT AGL.
* TRANSPORT WINDS.....WEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (436) IN THE MORNING INCREASING TO
HIGH (667) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....50-54.
* 24 HR TREND........1 DEGREE WARMER.
* MAX HUMIDITY........40-55 PERCENT.
* 24 HR TREND........20 PERCENT DRIER.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......SOUTH 3 TO 9 MPH.
* MIXING HEIGHT.......4500 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTH 5 TO 10 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (454) IN THE EVENING DECREASING TO
LOW (13) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........PARTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....73-80.
* MIN HUMIDITY........15-22 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST 6 TO 17 MPH WITH GUSTS TO AROUND
30 MPH.
* MIXING HEIGHT.......7000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (476) IN THE MORNING INCREASING TO
VERY HIGH (1353) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY
MOSTLY CLEAR. LOWS 45 TO 50. HIGHS 75 TO 82.
SOUTHWEST WIND UP TO 10 MPH.
SUNDAY THROUGH MONDAY
PARTLY CLOUDY. LOWS 48 TO 55. HIGHS
77 TO 85. WEST WIND 9 TO 20 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 47 TO 55. HIGHS
80 TO 87.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
WAZ709-080315-
LOWER PALOUSE - SNAKE RIVER (ZONE 709)-
INCLUDING THE CITY OF POMEROY
458 AM PDT THU MAY 7 2026
TODAY
* SKY/WEATHER.........MOSTLY SUNNY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....71-80.
* 24 HR TREND........6 DEGREES COOLER.
* MIN HUMIDITY........23-30 PERCENT.
* 24 HR TREND........5 PERCENT DRIER.
* 20-FOOT WINDS.......WEST 5 TO 13 MPH.
* MIXING HEIGHT.......4500 FT AGL.
* TRANSPORT WINDS.....WEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (489) IN THE MORNING INCREASING TO
HIGH (545) IN THE AFTERNOON.
TONIGHT
* SKY/WEATHER.........PARTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MIN TEMPERATURE.....48-53.
* 24 HR TREND........6 DEGREES COOLER.
* MAX HUMIDITY........40-55 PERCENT.
* 24 HR TREND........35 PERCENT DRIER.
* HUMIDITY RECOVERY...POOR.
* 20-FOOT WINDS.......SOUTHWEST 3 TO 13 MPH.
* MIXING HEIGHT.......3000 FT AGL FALLING TO NEAR SURFACE.
* TRANSPORT WINDS.....SOUTHWEST 5 TO 15 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...MODERATE (283) IN THE EVENING DECREASING TO
LOW (15) OVERNIGHT.
FRIDAY
* SKY/WEATHER.........MOSTLY CLOUDY.
* CHANCE OF LIGHTNING...0 PERCENT.
* MAX TEMPERATURE.....70-80.
* MIN HUMIDITY........19-26 PERCENT.
* 20-FOOT WINDS.......SOUTHWEST 10 TO 17 MPH WITH GUSTS TO AROUND
35 MPH.
* MIXING HEIGHT.......5000 FT AGL.
* TRANSPORT WINDS.....SOUTHWEST 10 TO 20 MPH.
* CWR (> 0.10 IN).....0 PERCENT.
* VENTILATION INDEX...HIGH (595) IN THE MORNING INCREASING TO VERY
HIGH (945) IN THE AFTERNOON.
FORECAST DAYS 3 THROUGH 7...
SATURDAY
MOSTLY CLEAR. LOWS IN THE MID 40S TO LOWER 50S. HIGHS
72 TO 81. SOUTHWEST WIND 5 TO 15 MPH.
SUNDAY THROUGH MONDAY
PARTLY CLOUDY. LOWS 48 TO 53. HIGHS
75 TO 85. WEST WIND 4 TO 15 MPH.
TUESDAY THROUGH WEDNESDAY
MOSTLY CLEAR. LOWS 47 TO 53. HIGHS
78 TO 88.
.8 TO 14 DAY OUTLOOK FOR MAY 14 - 20 2026
ABOVE NORMAL TEMPERATURES AND NEAR NORMAL PRECIPITATION.
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