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Hazardous Weather Conditions
Current conditions at
Grand Coulee Dam Airport (K3W7)
Lat: 47.92205°NLon: 119.083°WElev: 1593.0ft.
Clear
93°F
34°C
| Humidity | 24% |
| Wind Speed | SSW 18 MPH |
| Barometer | 29.82 in (1009.82 mb) |
| Dewpoint | 52°F (11°C) |
| Visibility | 10.00 mi |
| Heat Index | 90°F (32°C) |
| Last update | 22 Aug 05:15 PM PDT |
Extended Forecast for
7 Miles WNW Coulee Dam WA
Red Flag Warning August 22, 05:34pm until August 22, 10:00pm
NOW until 10:00pm Sat
Red Flag Warning
Tonight
Low: 59 °F
Patchy
Blowing Dust
then Areas
SmokeSunday

High: 79 °F
Becoming
SunnySunday Night

Low: 57 °F
Partly Cloudy
Monday

High: 82 °F
Sunny
Monday Night

Low: 60 °F
Partly Cloudy
Tuesday

High: 88 °F
Sunny
Tuesday Night

Low: 64 °F
Partly Cloudy
Wednesday

High: 86 °F
Mostly Sunny
Detailed Forecast
Tonight
Widespread haze between 10pm and 11pm. Areas of smoke between 11pm and 2am. Patchy blowing dust before 8pm. Partly cloudy, with a low around 59. West wind 8 to 14 mph, with gusts as high as 34 mph.
Sunday
Partly sunny through mid morning, then becoming sunny, with a high near 79. West wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Partly cloudy, with a low around 57. Northwest wind 6 to 9 mph.
Monday
Sunny, with a high near 82. North wind around 5 mph becoming light and variable.
Monday Night
Partly cloudy, with a low around 60. Calm wind becoming northeast around 5 mph after midnight.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
Partly cloudy, with a low around 59. Breezy.
Thursday
Sunny, with a high near 78.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Sunny, with a high near 77.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 77.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
7 Miles WNW Coulee Dam WA
48.02°N 119.11°W (Elev. 2523 ft)
48.02°N 119.11°W (Elev. 2523 ft)
3:51 pm PDT Aug 22, 2026
5pm PDT Aug 22, 2026-6pm PDT Aug 29, 2026



