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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
90°F
32°C
| Humidity | 24% |
| Wind Speed | SSW 11 MPH |
| Barometer | 29.84 in (1010.5 mb) |
| Dewpoint | 48°F (9°C) |
| Visibility | 10.00 mi |
| Heat Index | 87°F (31°C) |
| Last update | 26 Aug 05:35 PM PDT |
Extended Forecast for
Coulee City WA
Red Flag Warning August 27, 12:00pm until August 27, 08:00pm
Tonight
Low: 64 °F
Haze
Thursday
High: 81 °F
Haze then
Becoming
Sunny and
BreezyThursday Night
Low: 57 °F
Haze and
BreezyFriday
High: 77 °F
Haze then
SunnyFriday Night
Low: 57 °F
Mostly Clear
Saturday
High: 72 °F
Mostly Sunny
Saturday Night
Low: 52 °F
Partly Cloudy
Sunday
High: 73 °F
Sunny
Sunday Night
Low: 55 °F
Partly Cloudy
Detailed Forecast
Tonight
Widespread haze before 5am. Areas of smoke before 4am, then areas of smoke after 5am. Increasing clouds, with a low around 64. South wind 6 to 15 mph becoming west in the evening.
Thursday
Widespread haze between 9am and 11am. Areas of smoke before 9am. Partly sunny, then gradually becoming sunny, with a high near 81. Breezy, with a southeast wind 5 to 10 mph becoming southwest 15 to 20 mph in the afternoon. Winds could gust as high as 32 mph.
Thursday Night
Widespread haze before 8pm, then widespread haze after 3am. Areas of smoke between 8pm and 3am. Partly cloudy, with a low around 57. Breezy, with a west wind 19 to 24 mph decreasing to 9 to 14 mph after midnight.
Friday
Widespread haze before noon. Sunny, with a high near 77. Light southwest wind increasing to 5 to 9 mph in the afternoon.
Friday Night
Mostly clear, with a low around 57. Southwest wind 11 to 17 mph becoming west in the evening.
Saturday
Mostly sunny, with a high near 72.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
Partly cloudy, with a low around 55.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 71.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Coulee City WA
47.61°N 119.28°W (Elev. 1624 ft)
47.61°N 119.28°W (Elev. 1624 ft)
3:51 pm PDT Aug 26, 2026
5pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
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