Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend
Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >
Hazardous Weather Conditions
Current conditions at
SPRING CANYON (SPCW1)
Lat: 47.93472°NLon: 118.93472°WElev: 1340.0ft.NA
70°F
21°C
| Humidity | 48% |
| Wind Speed | ENE 1 MPH |
| Barometer | NA |
| Dewpoint | 49°F (9°C) |
| Visibility | NA |
| Last update | 09 Aug 07:37 AM PDT |
Extended Forecast for
Coulee Dam WA
Heat Advisory August 10, 12:00pm until August 12, 08:00pm
Today
High: 92 °F
Becoming
SunnyTonight
Low: 65 °F
Mostly Clear
Sunday
High: 100 °F
Hot
Sunday Night
Low: 69 °F
Clear
Monday
High: 101 °F
Hot
Monday Night
Low: 70 °F
Clear
Tuesday
High: 100 °F
Hot
Tuesday Night
Low: 68 °F
Mostly Clear
Wednesday
High: 92 °F
Sunny
Detailed Forecast
Today
Partly sunny, then gradually becoming sunny, with a high near 92. Calm wind becoming west 5 to 7 mph in the afternoon.
Tonight
Mostly clear, with a low around 65. West wind around 6 mph becoming calm in the evening.
Sunday
Sunny and hot, with a high near 100. Light northwest wind increasing to 5 to 10 mph in the morning.
Sunday Night
Clear, with a low around 69. Northwest wind 5 to 10 mph becoming light north after midnight. Winds could gust as high as 20 mph.
Monday
Sunny and hot, with a high near 101. Light and variable wind becoming west 5 to 8 mph in the morning.
Monday Night
Clear, with a low around 70.
Tuesday
Sunny and hot, with a high near 100.
Tuesday Night
Mostly clear, with a low around 68.
Wednesday
Sunny, with a high near 92.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 59.
Friday
Mostly sunny, with a high near 83.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Coulee Dam WA
47.97°N 118.97°W (Elev. 1109 ft)
47.97°N 118.97°W (Elev. 1109 ft)
4:15 am PDT Aug 9, 2025
7am PDT Aug 9, 2025-6pm PDT Aug 15, 2025
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
