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

Multiple Storms to Continue Impacting the Northwest U.S.

Several additional storm systems will continue to bring periods of heavy rain, mountain snow, and high winds through this week across the Northwest U.S. into the central and northern Rockies. Considerable urban, small stream, and moderate to isolated major river flooding impacts are expected between Puget Sound and the Cascades through mid-week. Read More >

Current conditions at

Mt. St. Helens - Coldwater (MSH33)

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

NA

36°F

2°C

Humidity 89%
Wind Speed NA 0 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Last update 29 Nov 11:00 PM PST
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Snow before 1am, then rain and snow. Snow level rising to 7000 feet. Temperature rising to around 35 by 5am. Southwest wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.

    Rain/Snow

    Low: 31 °F⇑

  • Monday

    Monday: Rain. The rain could be heavy at times. Snow level 8500 feet rising to 9500 feet in the afternoon. High near 40. Breezy, with a south southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Heavy Rain
    and Breezy

    High: 40 °F

  • Monday
    Night

    Monday Night: Rain. The rain could be heavy at times. Steady temperature around 41. Windy, with a south wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.

    Heavy Rain
    and Windy

    Low: 41 °F

  • Tuesday

    Tuesday: Rain. The rain could be heavy at times. Snow level 8500 feet lowering to 7400 feet in the afternoon . High near 41. Windy, with a south southwest wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.

    Heavy Rain
    and Windy

    High: 41 °F

  • Tuesday
    Night

    Tuesday Night: Rain and snow. Low around 32. West wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Rain/Snow

    Low: 32 °F

  • Wednesday

    Wednesday: Snow. High near 36. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    Snow

    High: 36 °F

  • Wednesday
    Night

    Wednesday Night: Snow. The snow could be heavy at times. Low around 26. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Heavy Snow

    Low: 26 °F

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Cloudy, with a high near 30.

    Heavy Snow

    High: 30 °F

  • Thursday
    Night

    Thursday Night: Snow. The snow could be heavy at times. Cloudy, with a low around 24.

    Heavy Snow

    Low: 24 °F

Detailed Forecast

Overnight
Snow before 1am, then rain and snow. Snow level rising to 7000 feet. Temperature rising to around 35 by 5am. Southwest wind 10 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Rain. The rain could be heavy at times. Snow level 8500 feet rising to 9500 feet in the afternoon. High near 40. Breezy, with a south southwest wind 14 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Monday Night
Rain. The rain could be heavy at times. Steady temperature around 41. Windy, with a south wind 22 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.
Tuesday
Rain. The rain could be heavy at times. Snow level 8500 feet lowering to 7400 feet in the afternoon . High near 41. Windy, with a south southwest wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.
Tuesday Night
Rain and snow. Low around 32. West wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Wednesday
Snow. High near 36. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 26. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Thursday
Snow. The snow could be heavy at times. Cloudy, with a high near 30.
Thursday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 24.
Friday
Snow likely. Mostly cloudy, with a high near 27.
Friday Night
A chance of snow. The snow could be heavy at times. Mostly cloudy, with a low around 22.
Saturday
Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 27. Breezy.
Saturday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 24.
Sunday
Snow likely. Mostly cloudy, with a high near 26.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
Last Update:
12:41 am PST Dec 4, 2023
Forecast Valid:
12am PST Dec 4, 2023-6pm PST Dec 9, 2023
 
Forecast Discussion
 
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Additional Resources

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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