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

Record Heat Remains in Place This Week; Severe Thunderstorms Possible Thursday

Record warmth will persist across portions of California, the Southwest U.S., the central Great Basin and return back to areas of the central/southern Plains and mid-lower Mississippi Valley this week. Over 200 new record high temperatures are forecast. Severe thunderstorms are being outlooked on Thursday over the Midwest. Read More >

Current conditions at

SPRING CANYON (SPCW1)

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

NA

53°F

12°C

Humidity 37%
Wind Speed N 2 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 23 Mar 01:37 PM PDT
Extended Forecast for

Grand Coulee WA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 61. Southwest wind around 6 mph.

    High: 61 °F

    Partly Sunny

  • Tonight

    Tonight: Cloudy, with a low around 47. Southwest wind around 5 mph becoming light and variable.

    Low: 47 °F

    Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 11am. High near 56. South wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Rain

  • Tuesday Night

    Tuesday Night: A 50 percent chance of rain before 11pm. Cloudy during the early evening, then gradual clearing, with a low around 40. Southwest wind around 10 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Chance Rain
    then Partly
    Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 55. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.

    High: 55 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

This Afternoon
Partly sunny, with a high near 61. Southwest wind around 6 mph.
Tonight
Cloudy, with a low around 47. Southwest wind around 5 mph becoming light and variable.
Tuesday
Rain, mainly after 11am. High near 56. South wind 6 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A 50 percent chance of rain before 11pm. Cloudy during the early evening, then gradual clearing, with a low around 40. Southwest wind around 10 mph, with gusts as high as 21 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Sunny, with a high near 55. Southwest wind 9 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 32.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 33.
Friday
Sunny, with a high near 59.
Friday Night
Partly cloudy, with a low around 37.
Saturday
Partly sunny, with a high near 65.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Partly sunny, with a high near 67.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grand Coulee WA
 47.95°N 118.99°W (Elev. 1627 ft)
Last Update:
2:11 pm PDT Mar 23, 2026
Forecast Valid:
2pm PDT Mar 23, 2026-6pm PDT Mar 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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