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

Active Pattern for the Center of the Nation

Severe thunderstorms, excessive rainfall, critical fire weather are all in the outlook today and into this last weekend of April. Very large hail, severe wind gusts, and a couple strong tornadoes will all be possible across the central and southern Plains today. Flash flooding also possible for portions of the Plains and Mississippi Valley. Critical fire weather conditions for Southern High Plains Read More >

Hazardous Weather Conditions

Current conditions at

Mt. St. Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260.0ft.

NA

46°F

8°C

Humidity 97%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 46°F (8°C)
Visibility NA
Last update 25 Apr 01:00 PM PDT
Extended Forecast for

Mount St Helens WA

Winter Weather Advisory until April 27, 12:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until April 27, 12:00am

    NOW until
    12:00am Sat

    Winter Weather Advisory

  • This
    Afternoon

    This Afternoon: Rain and snow. The snow could be heavy at times. High near 32. Very windy, with a south southwest wind around 33 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.

    Rain/Snow and
    Very Windy

    High: 32 °F

  • Tonight

    Tonight: Rain and snow showers, becoming all snow after 1am. The snow could be heavy at times. Low around 29. Windy, with a south southwest wind 16 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    Rain/Snow and
    Windy

    Low: 29 °F

  • Friday

    Friday: Snow showers. High near 31. Breezy, with a south southwest wind 18 to 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Snow Showers
    and Breezy

    High: 31 °F

  • Friday
    Night

    Friday Night: Rain and snow showers, becoming all snow after 5am. Low around 29. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Rain/Snow and
    Breezy then
    Rain/Snow
    Likely

    Low: 29 °F

  • Saturday

    Saturday: Snow before 8am, then rain and snow showers between 8am and 11am, then snow after 11am. High near 30. Southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Rain/Snow
    then Snow

    High: 30 °F

  • Saturday
    Night

    Saturday Night: Snow showers before 11pm, then rain and snow showers between 11pm and 2am, then snow showers after 2am. Low around 29. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Rain/Snow

    Low: 29 °F

  • Sunday

    Sunday: Snow showers. Some thunder is also possible. High near 31. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Snow Showers

    High: 31 °F

  • Sunday
    Night

    Sunday Night: Snow showers. Some thunder is also possible. Cloudy, with a low around 26. Breezy.

    Snow Showers
    and Breezy

    Low: 26 °F

Detailed Forecast

This Afternoon
Rain and snow. The snow could be heavy at times. High near 32. Very windy, with a south southwest wind around 33 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 3 to 7 inches possible.
Tonight
Rain and snow showers, becoming all snow after 1am. The snow could be heavy at times. Low around 29. Windy, with a south southwest wind 16 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Friday
Snow showers. High near 31. Breezy, with a south southwest wind 18 to 21 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Friday Night
Rain and snow showers, becoming all snow after 5am. Low around 29. Breezy, with a southwest wind 7 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow before 8am, then rain and snow showers between 8am and 11am, then snow after 11am. High near 30. Southwest wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Snow showers before 11pm, then rain and snow showers between 11pm and 2am, then snow showers after 2am. Low around 29. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow showers. Some thunder is also possible. High near 31. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow showers. Some thunder is also possible. Cloudy, with a low around 26. Breezy.
Monday
Snow showers. The snow could be heavy at times. Cloudy, with a high near 28.
Monday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 24. Breezy.
Tuesday
Snow showers likely. Mostly cloudy, with a high near 33.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 26. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 35.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mount St Helens WA
 46.2°N 122.21°W (Elev. 6598 ft)
Last Update:
1:41 pm PDT Apr 25, 2024
Forecast Valid:
2pm PDT Apr 25, 2024-6pm PDT May 1, 2024
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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