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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

SPRING CANYON (SPCW1)

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

NA

39°F

4°C

Humidity 35%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 13°F (-11°C)
Visibility NA
Wind Chill33°F (1°C)
Last update 22 Mar 02:37 AM PDT
Extended Forecast for

Coulee Dam WA

  • Overnight

    Overnight: Clear, with a low around 34. Southwest wind 3 to 5 mph.

    Low: 34 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 57 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 37. Southwest wind around 6 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Monday

    Monday: Increasing clouds, with a high near 60. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 60 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Cloudy, with a low around 45. Southwest wind around 6 mph becoming calm in the evening.

    Low: 45 °F

    Cloudy

  • Tuesday

    Tuesday: Rain. High near 55. Chance of precipitation is 90%.

    High: 55 °F

    Rain

  • Tuesday Night

    Tuesday Night: A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain after 11am. Mostly sunny, with a high near 56.

    High: 56 °F

    Slight Chance
    Rain

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 34. Southwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 57. Calm wind becoming southwest 5 to 9 mph in the morning.
Sunday Night
Mostly cloudy, with a low around 37. Southwest wind around 6 mph becoming calm in the evening.
Monday
Increasing clouds, with a high near 60. Calm wind becoming southwest around 6 mph in the afternoon.
Monday Night
Cloudy, with a low around 45. Southwest wind around 6 mph becoming calm in the evening.
Tuesday
Rain. High near 55. Chance of precipitation is 90%.
Tuesday Night
A 40 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.
Wednesday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 56.
Wednesday Night
Mostly clear, with a low around 34.
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 36.
Saturday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Coulee Dam WA
 47.95°N 118.96°W (Elev. 1647 ft)
Last Update:
2:16 am PDT Mar 22, 2026
Forecast Valid:
3am PDT Mar 22, 2026-6pm PDT Mar 28, 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