National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

SPRING CANYON (SPCW1)

Lat: 47.93472°NLon: 118.93472°WElev: 1340.0ft.

NA

65°F

18°C

Humidity 30%
Wind Speed NE 10 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 18 Apr 03:37 PM PDT
Extended Forecast for

Grand Coulee WA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. South wind around 6 mph becoming east in the evening.

    Low: 43 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 74. East wind 5 to 7 mph.

    High: 74 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 49. East wind around 6 mph becoming light and variable in the evening.

    Low: 49 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Light and variable wind becoming southeast around 6 mph in the afternoon.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53. South wind around 6 mph becoming light and variable in the evening.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 81.

    High: 81 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 54.

    Low: 54 °F

    Chance Rain

  • Wednesday

    Wednesday: A 50 percent chance of rain. Mostly cloudy, with a high near 65.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. South wind around 6 mph becoming east in the evening.
Sunday
Mostly sunny, with a high near 74. East wind 5 to 7 mph.
Sunday Night
Partly cloudy, with a low around 49. East wind around 6 mph becoming light and variable in the evening.
Monday
Mostly sunny, with a high near 80. Light and variable wind becoming southeast around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 53. South wind around 6 mph becoming light and variable in the evening.
Tuesday
Partly sunny, with a high near 81.
Tuesday Night
A 40 percent chance of rain, mainly after 11pm. Mostly cloudy, with a low around 54.
Wednesday
A 50 percent chance of rain. Mostly cloudy, with a high near 65.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 47.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 69.
Friday Night
Partly cloudy, with a low around 46.
Saturday
Mostly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Coulee WA
 47.95°N 118.99°W (Elev. 1627 ft)
Last Update:
2:06 pm PDT Apr 18, 2026
Forecast Valid:
4pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation