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

Mt. St. Helens - Coldwater (MSH33)

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

NA

42°F

6°C

Humidity 91%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 18 May 12:00 AM PDT
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Partly cloudy, with a low around 26. Blustery, with a west northwest wind around 16 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Partly Cloudy
    and Blustery

  • Saturday

    Saturday: Snow showers, mainly after 1pm. The snow could be heavy at times. High near 33. Breezy, with a west northwest wind 5 to 10 mph increasing to 16 to 21 mph. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 33 °F

    Breezy.
    Mostly Sunny
    then Heavy
    Snow

  • Saturday Night

    Saturday Night: Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 27. Very windy, with a northwest wind 26 to 31 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Snow Showers
    Likely and
    Very Windy

  • Sunday

    Sunday: A 30 percent chance of snow showers. Partly sunny, with a high near 34. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.

    High: 34 °F

    Chance Snow
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 28. Blustery, with a northwest wind 14 to 17 mph, with gusts as high as 28 mph.

    Low: 28 °F

    Partly Cloudy
    and Blustery

  • Monday

    Monday: Mostly sunny, with a high near 43. Breezy.

    High: 43 °F

    Mostly Sunny
    and Breezy

  • Monday Night

    Monday Night: A 20 percent chance of snow showers after 11pm. Partly cloudy, with a low around 30. Blustery.

    Low: 30 °F

    Slight Chance
    Snow Showers
    and Blustery

  • Tuesday

    Tuesday: A chance of snow showers before 11am, then snow showers, possibly mixed with rain. Snow level rising to 6500 feet. Mostly cloudy, with a high near 34.

    High: 34 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Snow showers, possibly mixed with rain, becoming all snow after 8pm. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Rain/Snow
    then Snow
    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. Blustery, with a west northwest wind around 16 mph, with gusts as high as 20 mph.
Saturday
Snow showers, mainly after 1pm. The snow could be heavy at times. High near 33. Breezy, with a west northwest wind 5 to 10 mph increasing to 16 to 21 mph. Winds could gust as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Saturday Night
Snow showers likely, mainly before 9pm. Mostly cloudy, with a low around 27. Very windy, with a northwest wind 26 to 31 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 34 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 30 percent chance of snow showers. Partly sunny, with a high near 34. Breezy, with a northwest wind 14 to 17 mph, with gusts as high as 25 mph. Little or no snow accumulation expected.
Sunday Night
Partly cloudy, with a low around 28. Blustery, with a northwest wind 14 to 17 mph, with gusts as high as 28 mph.
Monday
Mostly sunny, with a high near 43. Breezy.
Monday Night
A 20 percent chance of snow showers after 11pm. Partly cloudy, with a low around 30. Blustery.
Tuesday
A chance of snow showers before 11am, then snow showers, possibly mixed with rain. Snow level rising to 6500 feet. Mostly cloudy, with a high near 34.
Tuesday Night
Snow showers, possibly mixed with rain, becoming all snow after 8pm. Mostly cloudy, with a low around 32.
Wednesday
Snow showers likely. Mostly cloudy, with a high near 35. Breezy.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 30. Breezy.
Thursday
A chance of snow showers. Partly sunny, with a high near 40.
Thursday Night
A chance of snow showers. Mostly cloudy, with a low around 32.
Friday
A chance of snow showers. Partly sunny, with a high near 39.
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Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
Last Update:
12:41 am PDT May 18, 2024
Forecast Valid:
1am PDT May 18, 2024-6pm PDT May 24, 2024
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation