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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

39°F

4°C

Humidity 75%
Wind Speed NA
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 13 Dec 6:00 am PST
Extended Forecast for

5 Miles NNE Mount St Helens WA

  • Today

    Today: Sunny, with a high near 46. East wind around 8 mph.

    Sunny

    High: 46 °F

  • Tonight

    Tonight: Mostly clear, with a low around 28. East southeast wind around 8 mph.

    Mostly Clear

    Low: 28 °F

  • Thursday

    Thursday: Sunny, with a high near 47. East southeast wind around 7 mph.

    Sunny

    High: 47 °F

  • Thursday
    Night

    Thursday Night: Partly cloudy, with a low around 35. East wind around 6 mph becoming south southwest in the evening.

    Partly Cloudy

    Low: 35 °F

  • Friday

    Friday: A 50 percent chance of rain.  Mostly cloudy, with a high near 37. West wind 6 to 8 mph.

    Chance Rain

    High: 37 °F

  • Friday
    Night

    Friday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 31. Little or no snow accumulation expected.

    Chance Snow

    Low: 31 °F

  • Saturday

    Saturday: A 40 percent chance of snow.  Cloudy, with a high near 36. Little or no snow accumulation expected.

    Chance Snow

    High: 36 °F

  • Saturday
    Night

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

    Chance Rain

    Low: 34 °F

  • Sunday

    Sunday: A chance of rain.  Cloudy, with a high near 38.

    Chance Rain

    High: 38 °F

Detailed Forecast

Today
Sunny, with a high near 46. East wind around 8 mph.
Tonight
Mostly clear, with a low around 28. East southeast wind around 8 mph.
Thursday
Sunny, with a high near 47. East southeast wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 35. East wind around 6 mph becoming south southwest in the evening.
Friday
A 50 percent chance of rain. Mostly cloudy, with a high near 37. West wind 6 to 8 mph.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 31. Little or no snow accumulation expected.
Saturday
A 40 percent chance of snow. Cloudy, with a high near 36. Little or no snow accumulation expected.
Saturday Night
A chance of rain. Cloudy, with a low around 34.
Sunday
A chance of rain. Cloudy, with a high near 38.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 31.
Monday
A slight chance of showers. Mostly cloudy, with a high near 37.
Monday Night
A chance of snow showers. Cloudy, with a low around 33.
Tuesday
A chance of snow. Cloudy, with a high near 37.
Click Map For Forecast
Point Forecast:
5 Miles NNE Mount St Helens WA
 46.25°N 122.14°W (Elev. 3917 ft)
3:23 am PST Dec 13, 2017
7am PST Dec 13, 2017-6pm PST Dec 19, 2017
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database