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

Storm system to bring heavy rainfall and the potential for flash flooding over the southern Mid Atlantic and Southeast U.S.

A slow moving low pressure system will bring the threat for heavy rainfall, flash flooding, and a few strong to severe thunderstorms into Tuesday. The main threat areas include the southern Mid Atlantic and Southeast U.S. Excessive runoff may lead to flooding of low lying areas, rivers, and streams. Read More >

Current conditions at

Mt St Helens - Coldwater (MSH33)

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

NA

41°F

5°C

Humidity 96%
Wind Speed SE 1 G 5 MPH
Barometer NA
Dewpoint 40°F (4°C)
Visibility NA
Last update 23 Apr 5:00 pm PDT
Extended Forecast for

2 Miles ENE Mount St Helens WA

Winter Weather Advisory April 23, 08:00pm until April 24, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory
  • This
    Afternoon

    This Afternoon: Snow showers.  Steady temperature around 39. South southwest wind around 8 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Snow Showers

    High: 39 °F

  • Tonight

    Tonight: Snow showers before 8pm, then snow after 8pm.  Low around 34. South southwest wind 6 to 9 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Snow Showers

    Low: 34 °F

  • Monday

    Monday: Snow before 11am, then snow showers after 11am.  High near 43. South wind 5 to 9 mph becoming light and variable  in the afternoon.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Snow

    High: 43 °F

  • Monday
    Night

    Monday Night: Snow showers, mainly before 11pm.  Low around 33. West wind 6 to 8 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    Snow Showers
    then Chance
    Snow Showers

    Low: 33 °F

  • Tuesday

    Tuesday: Snow, mainly after 11am.  High near 42. South wind around 6 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Snow

    High: 42 °F

  • Tuesday
    Night

    Tuesday Night: Snow showers.  Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Snow Showers

    Low: 34 °F

  • Wednesday

    Wednesday: Snow showers.  High near 42. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Snow Showers

    High: 42 °F

  • Wednesday
    Night

    Wednesday Night: Snow showers.  Mostly cloudy, with a low around 31.

    Snow Showers

    Low: 31 °F

  • Thursday

    Thursday: Snow showers.  Cloudy, with a high near 40.

    Snow Showers

    High: 40 °F

Detailed Forecast

This Afternoon
Snow showers. Steady temperature around 39. South southwest wind around 8 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tonight
Snow showers before 8pm, then snow after 8pm. Low around 34. South southwest wind 6 to 9 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday
Snow before 11am, then snow showers after 11am. High near 43. South wind 5 to 9 mph becoming light and variable in the afternoon. Chance of precipitation is 100%. Little or no snow accumulation expected.
Monday Night
Snow showers, mainly before 11pm. Low around 33. West wind 6 to 8 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tuesday
Snow, mainly after 11am. High near 42. South wind around 6 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Tuesday Night
Snow showers. Low around 34. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
Snow showers. High near 42. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Snow showers. Mostly cloudy, with a low around 31.
Thursday
Snow showers. Cloudy, with a high near 40.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 31.
Friday
Snow showers likely. Cloudy, with a high near 40.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 32.
Saturday
A slight chance of snow showers. Mostly cloudy, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 34.
Sunday
A slight chance of rain and snow showers. Mostly cloudy, with a high near 52.
Click Map For Forecast
Point Forecast:
2 Miles ENE Mount St Helens WA
 46.21°N 122.15°W (Elev. 5259 ft)
2:27 pm PDT Apr 23, 2017
5pm PDT Apr 23, 2017-6pm PDT Apr 30, 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