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

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

CANYON CREEK (CYFW1)

Lat: 45.92944°NLon: 122.20278°WElev: 2592.0ft.

NA

31°F

-1°C

Humidity 100%
Wind Speed WNW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 14 Mar 10:52 AM PDT
Extended Forecast for

Mount St Helens WA

  • Today

    Today: A 30 percent chance of snow between 4pm and 5pm. Mostly sunny, with a high near 21. Wind chill values as low as -3. Windy, with a west northwest wind 26 to 29 mph, with gusts as high as 41 mph. Total daytime snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow
    and Windy

  • Tonight

    Tonight: A 10 percent chance of snow before 7pm. Mostly cloudy, with a low around 15. Blustery, with a west northwest wind 15 to 20 mph becoming northwest 7 to 12 mph after midnight. Winds could gust as high as 29 mph.

    Low: 15 °F

    Slight Chance
    Snow and
    Blustery then
    Mostly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after 11am. Mostly cloudy, with a high near 31. South southeast wind 10 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.

    High: 31 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 29. South wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Likely
    then Chance
    Rain/Snow

  • Monday

    Monday: Rain likely before 2pm, then rain likely, possibly mixed with snow. Snow level 8800 feet lowering to 7700 feet in the afternoon . Mostly cloudy, with a high near 39. South wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 39 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A chance of rain and snow. Snow level 6000 feet rising to 6900 feet after midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance
    Rain/Snow

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 11am. Snow level 7600 feet rising to 8600 feet. High near 37. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain. Mostly cloudy, with a low around 34.

    Low: 34 °F

    Rain

  • Wednesday

    Wednesday: Rain. Cloudy, with a high near 39.

    High: 39 °F

    Rain

Detailed Forecast

Today
A 30 percent chance of snow between 4pm and 5pm. Mostly sunny, with a high near 21. Wind chill values as low as -3. Windy, with a west northwest wind 26 to 29 mph, with gusts as high as 41 mph. Total daytime snow accumulation of less than one inch possible.
Tonight
A 10 percent chance of snow before 7pm. Mostly cloudy, with a low around 15. Blustery, with a west northwest wind 15 to 20 mph becoming northwest 7 to 12 mph after midnight. Winds could gust as high as 29 mph.
Sunday
A 50 percent chance of snow after 11am. Mostly cloudy, with a high near 31. South southeast wind 10 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely before 2am, then a chance of rain and snow. Mostly cloudy, with a low around 29. South wind 11 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Rain likely before 2pm, then rain likely, possibly mixed with snow. Snow level 8800 feet lowering to 7700 feet in the afternoon . Mostly cloudy, with a high near 39. South wind 10 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday Night
A chance of rain and snow. Snow level 6000 feet rising to 6900 feet after midnight. Mostly cloudy, with a low around 31. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 11am. Snow level 7600 feet rising to 8600 feet. High near 37. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Tuesday Night
Rain. Mostly cloudy, with a low around 34.
Wednesday
Rain. Cloudy, with a high near 39.
Wednesday Night
Rain. Cloudy, with a low around 37.
Thursday
Rain. Cloudy, with a high near 44. Breezy.
Thursday Night
Rain and snow likely. Snow level 8200 feet lowering to 7600 feet after midnight . Mostly cloudy, with a low around 38. Breezy.
Friday
Rain and snow likely. Snow level 7100 feet. Mostly cloudy, with a high near 46.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.18°W (Elev. 5997 ft)
Last Update:
10:42 am PDT Mar 14, 2026
Forecast Valid:
11am PDT Mar 14, 2026-6pm PDT Mar 20, 2026
 
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