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 >

Current conditions at

SPRING CANYON (SPCW1)

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

NA

42°F

6°C

Humidity 48%
Wind Speed W 9 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Wind Chill37°F (3°C)
Last update 12 Mar 08:37 PM PDT
Extended Forecast for

Coulee Dam WA

  • Tonight

    Tonight: A slight chance of rain and snow before 11pm, then a chance of snow.  Cloudy, with a low around 35. Southwest wind 5 to 8 mph becoming light and variable  after midnight.  Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 35 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Friday

    Friday: A chance of snow, mixing with rain after 11am, then gradually ending.  Mostly cloudy, with a high near 48. Light and variable wind becoming west around 6 mph in the afternoon.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 48 °F

    Chance
    Rain/Snow

  • Friday Night

    Friday Night: A chance of rain before 8pm, then a chance of rain and snow between 8pm and 2am, then a chance of snow after 2am.  Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind around 6 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A 20 percent chance of snow before 11am.  Sunny, with a high near 47. Northwest wind 6 to 15 mph, with gusts as high as 24 mph.

    High: 47 °F

    Slight Chance
    Snow then
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 30. Northwest wind 6 to 11 mph becoming light  after midnight. Winds could gust as high as 21 mph.

    Low: 30 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 45.

    High: 45 °F

    Slight Chance
    Snow

  • Sunday Night

    Sunday Night: A chance of snow before 11pm, then a slight chance of rain and snow.  Cloudy, with a low around 36. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 36 °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 56. Chance of precipitation is 20%.

    High: 56 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain and snow before 11pm, then a chance of snow. Cloudy, with a low around 35. Southwest wind 5 to 8 mph becoming light and variable after midnight. Chance of precipitation is 50%. Total nighttime snow accumulation of less than a half inch possible.
Friday
A chance of snow, mixing with rain after 11am, then gradually ending. Mostly cloudy, with a high near 48. Light and variable wind becoming west around 6 mph in the afternoon. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Friday Night
A chance of rain before 8pm, then a chance of rain and snow between 8pm and 2am, then a chance of snow after 2am. Cloudy, then gradually becoming partly cloudy, with a low around 32. Southwest wind around 6 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Saturday
A 20 percent chance of snow before 11am. Sunny, with a high near 47. Northwest wind 6 to 15 mph, with gusts as high as 24 mph.
Saturday Night
Mostly cloudy, with a low around 30. Northwest wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 21 mph.
Sunday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 45.
Sunday Night
A chance of snow before 11pm, then a slight chance of rain and snow. Cloudy, with a low around 36. 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 56. Chance of precipitation is 20%.
Monday Night
Mostly cloudy, with a low around 41.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A 20 percent chance of rain. Mostly cloudy, with a high near 66.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 49.
Thursday
A 20 percent chance of rain. Partly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
Coulee Dam WA
 47.97°N 119°W (Elev. 1732 ft)
8:37 pm PDT Mar 12, 2026
9pm PDT Mar 12, 2026-6pm PDT Mar 19, 2026
 
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