Notice of NWS' New Version of Forecast
A new version of Forecast is coming soon!
Click here to visit the new site for details.

Very Heavy Rain, Severe Thunderstorms, and High Flash Flood Risk moves into the Mississippi Valley and Midwest

Thunderstorms, some severe, with very heavy rain have moved into the Mid South and Tennessee Valley today. Flash flooding and severe thunderstorms will be possible from the central Gulf Coast to the Upper Great Lakes. The greatest threat of excessive rains will be in portions of the Lower and Middle Mississippi Valleys. This storm system has a history of producing life threatening flash floods. Read More >

Current conditions at

Mt St Helens - Coldwater (MSH33)

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

NA

41°F

5°C

Humidity 94%
Wind Speed NW 4 G 12 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Wind Chill38°F (3°C)
Last update 30 Apr 1:00 pm PDT
Extended Forecast for

Mount St Helens WA

  • This
    Afternoon

    This Afternoon: Snow showers.  High near 38. West wind around 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Snow Showers

    High: 38 °F

  • Tonight

    Tonight: Snow showers likely, mainly before 11pm, then a slight chance of snow after 5am.  Mostly cloudy, with a steady temperature around 34. West northwest wind 5 to 13 mph, with gusts as high as 21 mph.  Chance of precipitation is 60%. Little or no snow accumulation expected.

    Snow Showers
    Likely then
    Slight Chance
    Snow Showers

    Low: 34 °F

  • Monday

    Monday: Snow likely, mainly after 11am.  Cloudy, with a high near 41. West northwest wind 6 to 8 mph becoming southwest in the morning.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Snow Likely

    High: 41 °F

  • Monday
    Night

    Monday Night: A chance of snow showers before 11pm, then a chance of rain and snow showers.  Mostly cloudy, with a low around 35. West northwest wind around 6 mph.  Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow

    Low: 35 °F

  • Tuesday

    Tuesday: A slight chance of rain and snow before 11am, then a chance of rain.  Mostly cloudy, with a high near 49. West wind around 6 mph becoming south in the morning.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Chance
    Rain/Snow
    then Chance
    Rain

    High: 49 °F

  • Tuesday
    Night

    Tuesday Night: A 50 percent chance of rain, mainly before 11pm.  Mostly cloudy, with a low around 42.

    Chance Rain
    then Slight
    Chance Rain

    Low: 42 °F

  • Wednesday

    Wednesday: A 20 percent chance of showers after 11am.  Partly sunny, with a high near 63.

    Slight Chance
    Showers

    High: 63 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 51.

    Partly Cloudy

    Low: 51 °F

  • Thursday

    Thursday: A chance of showers after 11am.  Partly sunny, with a high near 62.

    Chance
    Showers

    High: 62 °F

Detailed Forecast

This Afternoon
Snow showers. High near 38. West wind around 13 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Snow showers likely, mainly before 11pm, then a slight chance of snow after 5am. Mostly cloudy, with a steady temperature around 34. West northwest wind 5 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Monday
Snow likely, mainly after 11am. Cloudy, with a high near 41. West northwest wind 6 to 8 mph becoming southwest in the morning. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
A chance of snow showers before 11pm, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. West northwest wind around 6 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
A slight chance of rain and snow before 11am, then a chance of rain. Mostly cloudy, with a high near 49. West wind around 6 mph becoming south in the morning. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tuesday Night
A 50 percent chance of rain, mainly before 11pm. Mostly cloudy, with a low around 42.
Wednesday
A 20 percent chance of showers after 11am. Partly sunny, with a high near 63.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
A chance of showers after 11am. Partly sunny, with a high near 62.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 42.
Friday
A chance of showers. Partly sunny, with a high near 46.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 32.
Saturday
A slight chance of snow showers. Partly sunny, with a high near 43.
Click Map For Forecast
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
12:50 pm PDT Apr 30, 2017
2pm PDT Apr 30, 2017-6pm PDT May 6, 2017
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database