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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 >

Current conditions at

Mt St Helens - Coldwater (MSH33)

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

NA

44°F

7°C

Humidity 59%
Wind Speed calm
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 12 Dec 5:00 pm PST
Extended Forecast for

3 Miles NNW Mount St Helens WA

  • Tonight

    Tonight: Partly cloudy, with a low around 33. Light southeast wind.

    Partly Cloudy

    Low: 33 °F

  • Wednesday

    Wednesday: Sunny, with a high near 43. East wind 5 to 8 mph.

    Sunny

    High: 43 °F

  • Wednesday
    Night

    Wednesday Night: Mostly clear, with a low around 33. East wind around 8 mph.

    Mostly Clear

    Low: 33 °F

  • Thursday

    Thursday: Sunny, with a high near 43. East southeast wind around 9 mph.

    Sunny

    High: 43 °F

  • Thursday
    Night

    Thursday Night: Mostly cloudy, with a low around 35. South southeast wind around 6 mph.

    Mostly Cloudy

    Low: 35 °F

  • Friday

    Friday: A 50 percent chance of rain.  Mostly cloudy, with a high near 39.

    Chance Rain

    High: 39 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 32. New snow accumulation of less than a half inch possible.

    Chance Snow

    Low: 32 °F

  • Saturday

    Saturday: A chance of snow.  Cloudy, with a high near 38.

    Chance Snow

    High: 38 °F

  • Saturday
    Night

    Saturday Night: A chance of rain.  Cloudy, with a low around 34.

    Chance Rain

    Low: 34 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 33. Light southeast wind.
Wednesday
Sunny, with a high near 43. East wind 5 to 8 mph.
Wednesday Night
Mostly clear, with a low around 33. East wind around 8 mph.
Thursday
Sunny, with a high near 43. East southeast wind around 9 mph.
Thursday Night
Mostly cloudy, with a low around 35. South southeast wind around 6 mph.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 39.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 32. New snow accumulation of less than a half inch possible.
Saturday
A chance of snow. Cloudy, with a high near 38.
Saturday Night
A chance of rain. Cloudy, with a low around 34.
Sunday
A chance of rain. Cloudy, with a high near 40.
Sunday Night
A chance of rain. Cloudy, with a low around 32.
Monday
A slight chance of showers. Mostly cloudy, with a high near 39.
Monday Night
A chance of rain and snow showers. Cloudy, with a low around 34.
Tuesday
A chance of snow. Cloudy, with a high near 39.
Click Map For Forecast
Point Forecast:
3 Miles NNW Mount St Helens WA
 46.24°N 122.23°W (Elev. 3465 ft)
2:57 pm PST Dec 12, 2017
6pm PST Dec 12, 2017-6pm PST Dec 19, 2017
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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