Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

SPRING CANYON (SPCW1)

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

NA

45°F

7°C

Humidity 36%
Wind Speed W 9 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill40°F (4°C)
Last update 14 Mar 04:37 PM PDT
Extended Forecast for

Coulee Dam WA

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers.  Mostly sunny, with a high near 47. Northwest wind around 11 mph, with gusts as high as 20 mph.

    High: 47 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: Partly cloudy, with a low around 30. Northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 30 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 47. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 47 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of snow before 2am, then a slight chance of rain and snow.  Cloudy, with a low around 37. Southeast wind around 5 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Monday

    Monday: Mostly cloudy, with a high near 57. Light and variable wind becoming south 5 to 7 mph in the morning.

    High: 57 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 67.

    High: 67 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain.  Mostly cloudy, with a high near 67.

    High: 67 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Mostly sunny, with a high near 47. Northwest wind around 11 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 30. Northwest wind 5 to 7 mph becoming calm after midnight.
Sunday
Partly sunny, with a high near 47. Calm wind becoming south 5 to 8 mph in the afternoon.
Sunday Night
A chance of snow before 2am, then a slight chance of rain and snow. Cloudy, with a low around 37. Southeast wind around 5 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Monday
Mostly cloudy, with a high near 57. Light and variable wind becoming south 5 to 7 mph in the morning.
Monday Night
Mostly cloudy, with a low around 43.
Tuesday
Partly sunny, with a high near 67.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Wednesday
A 20 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 50.
Thursday
A 30 percent chance of rain. Partly sunny, with a high near 69.
Thursday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 51.
Friday
A 20 percent chance of rain. Partly sunny, with a high near 71.
Friday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 50.
Saturday
A 20 percent chance of rain. Partly sunny, with a high near 70.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Coulee Dam WA
 47.95°N 118.96°W (Elev. 1647 ft)
2:26 pm PDT Mar 14, 2026
4pm PDT Mar 14, 2026-6pm PDT Mar 21, 2026
 
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