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Arctic Air Plunges into the Great Lakes, Northeast and Mid-Atlantic

Arctic air dropping through the northern and eastern U.S. and a storm off the east coast will bring periods of snow, very cold wind chills and hazardous traveling conditions from the Upper Great Lakes to the Northeast. Meanwhile in southern California, Santa Ana winds will decrease but hot, dry air will remain over the area with elevated fire weather conditions. Read More >

Hazardous Weather Conditions

Current conditions at

Mt St Helens - Coldwater (MSH33)

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

NA

45°F

7°C

Humidity 54%
Wind Speed calm
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 12 Dec 10:00 pm PST
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Partly cloudy, with a low around 26. Southwest wind around 6 mph.

    Partly Cloudy

    Low: 26 °F

  • Wednesday

    Wednesday: Sunny, with a high near 41. East southeast wind around 8 mph.

    Sunny

    High: 41 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 31. Southeast wind 8 to 10 mph.

    Mostly Clear

    Low: 31 °F

  • Thursday

    Thursday: Sunny, with a high near 42. East wind 6 to 8 mph.

    Sunny

    High: 42 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 32. Northeast wind around 6 mph becoming south southwest in the evening.

    Mostly Cloudy

    Low: 32 °F

  • Friday

    Friday: A 50 percent chance of snow.  Mostly cloudy, with a high near 36. New snow accumulation of less than one inch possible.

    Chance Snow

    High: 36 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 24 °F

  • Saturday

    Saturday: A chance of snow.  Cloudy, with a high near 35.

    Chance Snow

    High: 35 °F

  • Saturday
    Night

    Saturday Night: A chance of snow.  Cloudy, with a low around 30.

    Chance Snow

    Low: 30 °F

Detailed Forecast

Overnight
Partly cloudy, with a low around 26. Southwest wind around 6 mph.
Wednesday
Sunny, with a high near 41. East southeast wind around 8 mph.
Wednesday Night
Mostly clear, with a low around 31. Southeast wind 8 to 10 mph.
Thursday
Sunny, with a high near 42. East wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 32. Northeast wind around 6 mph becoming south southwest in the evening.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 36. New snow accumulation of less than one inch possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow. Cloudy, with a high near 35.
Saturday Night
A chance of snow. Cloudy, with a low around 30.
Sunday
A chance of rain. Cloudy, with a high near 38.
Sunday Night
A chance of snow. Mostly cloudy, with a low around 26.
Monday
A slight chance of snow showers. Mostly cloudy, with a high near 33.
Monday Night
A chance of snow showers. Cloudy, with a low around 28.
Tuesday
Snow likely. Cloudy, with a high near 35.
Click Map For Forecast
Point Forecast:
Mount St Helens WA
 46.2°N 122.18°W (Elev. 5997 ft)
9:56 pm PST Dec 12, 2017
12am PST Dec 13, 2017-6pm PST Dec 18, 2017
 
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Additional Resources

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Hourly Weather Forecast

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