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

Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

Current conditions at

SPRING CANYON (SPCW1)

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

NA

39°F

4°C

Humidity 64%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 13 Mar 12:37 AM PDT
Extended Forecast for

Grand Coulee WA

Winter Weather Advisory March 13, 01:07am until March 13, 12:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory March 13, 01:07am until March 13, 12:00pm

    NOW until 12:00pm Fri

    Winter Weather Advisory

  • Overnight

    Low: 36 °F

    Snow Likely

  • Friday

    Friday: Rain and snow likely before 2pm, then a chance of rain after 5pm. Mostly cloudy, with a high near 47. Southeast wind 5 to 9 mph becoming southwest in the morning. Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain and snow before 11pm, then a chance of snow after 2am. Cloudy during the early evening, then gradual clearing, with a low around 31. Southwest wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday

    Saturday: Sunny, with a high near 46. Breezy, with a northwest wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 46 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 30. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A chance of snow before 11pm, then a slight chance of rain and snow. Cloudy, with a low around 37. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance
    Rain/Snow

  • Monday

    Monday: A slight chance of rain and snow before 11am, then a slight chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 20%.

    High: 55 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

Detailed Forecast

Overnight
Snow likely, mainly after 2am. Mostly cloudy, with a low around 36. South wind around 6 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday
Rain and snow likely before 2pm, then a chance of rain after 5pm. Mostly cloudy, with a high near 47. Southeast wind 5 to 9 mph becoming southwest in the morning. Chance of precipitation is 70%. Little or no snow accumulation expected.
Friday Night
A chance of rain and snow before 11pm, then a chance of snow after 2am. Cloudy during the early evening, then gradual clearing, with a low around 31. Southwest wind 6 to 8 mph becoming west after midnight. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 46. Breezy, with a northwest wind 10 to 18 mph, with gusts as high as 29 mph.
Saturday Night
Partly cloudy, with a low around 30. Northwest wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 24 mph.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
A chance of snow before 11pm, then a slight chance of rain and snow. Cloudy, with a low around 37. Chance of precipitation is 30%. Little or no snow accumulation expected.
Monday
A slight chance of rain and snow before 11am, then a slight chance of rain. Mostly cloudy, with a high near 55. Chance of precipitation is 20%.
Monday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 43.
Tuesday
A 20 percent chance of rain. Mostly cloudy, with a high near 65.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A 30 percent chance of rain. Mostly cloudy, with a high near 67.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 51.
Thursday
A 20 percent chance of rain. Mostly cloudy, 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
 47.93°N 118.99°W (Elev. 2037 ft)
Last Update:
12:13 am PDT Mar 13, 2026
Forecast Valid:
1am PDT Mar 13, 2026-6pm PDT Mar 19, 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