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

Significant Winter Storm to Continue Widespread Hazardous Weather Across the East

A strengthening eastern storm will bring areas of heavy snow and ice from the Midwest to the Mid-Atlantic and Northeast Wednesday before tapering off on Thursday. Further south, several inches of heavy rain are forecast Wednesday into this weekend. This may lead to river flooding and flash flooding across the Mid-South. Read More >

Hazardous Weather Conditions

Current conditions at

Mt St Helens - Coldwater (MSH33)

Lat: 46.30333°NLon: 122.26503°WElev: 3260ft.

NA

32°F

0°C

Humidity 98%
Wind Speed WNW 3 G 11 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 19 Feb 6:00 pm PST
Extended Forecast for

8 Miles NNW Mount St Helens WA

Winter Weather Advisory until February 20, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until February 20, 04:00pm

    NOW until
    4:00pm Wed

    Winter Weather Advisory

  • Tonight

    Tonight: Snow. Low around 29. West northwest wind 8 to 11 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.

    Snow

    Low: 29 °F

  • Wednesday

    Wednesday: Snow showers, mainly before 4pm. High near 35. Northwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Snow Showers

    High: 35 °F

  • Wednesday
    Night

    Wednesday Night: A 20 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 23. East northeast wind 6 to 8 mph.

    Slight Chance
    Snow Showers
    then Mostly
    Cloudy

    Low: 23 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 37. East wind 5 to 7 mph becoming calm in the morning.

    Mostly Sunny

    High: 37 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 24. Light and variable wind.

    Mostly Cloudy

    Low: 24 °F

  • Friday

    Friday: Snow likely. Cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Snow Likely

    High: 33 °F

  • Friday
    Night

    Friday Night: Snow. Low around 28. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    Snow

    Low: 28 °F

  • Saturday

    Saturday: Snow. Cloudy, with a high near 36.

    Snow

    High: 36 °F

Detailed Forecast

Tonight
Snow. Low around 29. West northwest wind 8 to 11 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 3 to 5 inches possible.
Wednesday
Snow showers, mainly before 4pm. High near 35. Northwest wind around 6 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Wednesday Night
A 20 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 23. East northeast wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 37. East wind 5 to 7 mph becoming calm in the morning.
Thursday Night
Mostly cloudy, with a low around 24. Light and variable wind.
Friday
Snow likely. Cloudy, with a high near 33. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow. Low around 28. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow. Cloudy, with a high near 36.
Saturday Night
Snow showers likely. Cloudy, with a low around 25.
Sunday
Snow showers likely. Cloudy, with a high near 36.
Sunday Night
A chance of snow showers. Cloudy, with a low around 24.
Monday
A chance of snow showers. Cloudy, with a high near 35.
Monday Night
A chance of snow. Cloudy, with a low around 25.
Tuesday
A chance of snow. Mostly cloudy, with a high near 38.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
8 Miles NNW Mount St Helens WA
 46.3°N 122.27°W (Elev. 2936 ft)
Last Update:
7:01 pm PST Feb 19, 2019
Forecast Valid:
7pm PST Feb 19, 2019-6pm PST Feb 26, 2019
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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