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

Severe Storms; Fire Danger; and Strong Pacific Storms

More strong storms on tap for the Pacific Northwest this weekend. Heavy rains could produce flooding and mudslides. Saturday, a cold front moving into the central U.S. will bring potential for severe thunderstorms containing damaging winds, large hail, and isolated tornadoes; and localized flooding potential. Dry winds in southwestern California will keep fire weather threats high. Read More >

Hazardous Weather Conditions

Current conditions at

Mt St Helens - Coldwater (MSH33)

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

NA

44°F

7°C

Humidity 100%
Wind Speed ESE 2 G 13 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 21 Oct 2:00 pm PDT
Extended Forecast for

3 Miles NW Mount St Helens WA

Flood Watch until October 23, 06:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until October 23, 06:00am

    NOW until
    6:00am Mon

    Flood Watch

  • This
    Afternoon

    This Afternoon: Rain. The rain could be heavy at times.  High near 45. Breezy, with a south wind around 29 mph, with gusts as high as 47 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Heavy Rain
    and Breezy

    High: 45 °F

  • Tonight

    Tonight: Rain. The rain could be heavy at times.  Low around 45. Breezy, with a south southwest wind 22 to 24 mph, with gusts as high as 39 mph.  Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.

    Heavy Rain
    and Breezy

    Low: 45 °F

  • Sunday

    Sunday: Rain before 8am, then showers after 8am.  High near 47. West southwest wind 13 to 17 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    High: 47 °F

  • Sunday
    Night

    Sunday Night: A 50 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 40. Southwest wind 5 to 8 mph.

    Chance
    Showers then
    Slight Chance
    Showers

    Low: 40 °F

  • Monday

    Monday: Mostly sunny, with a high near 53. East southeast wind around 5 mph becoming calm  in the morning.

    Mostly Sunny

    High: 53 °F

  • Monday
    Night

    Monday Night: Clear, with a low around 47.

    Clear

    Low: 47 °F

  • Tuesday

    Tuesday: Sunny, with a high near 61.

    Sunny

    High: 61 °F

  • Tuesday
    Night

    Tuesday Night: A slight chance of showers after 11pm.  Partly cloudy, with a low around 42.

    Slight Chance
    Showers

    Low: 42 °F

Detailed Forecast

This Afternoon
Rain. The rain could be heavy at times. High near 45. Breezy, with a south wind around 29 mph, with gusts as high as 47 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Tonight
Rain. The rain could be heavy at times. Low around 45. Breezy, with a south southwest wind 22 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts in excess of 4 inches possible.
Sunday
Rain before 8am, then showers after 8am. High near 47. West southwest wind 13 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 40. Southwest wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 53. East southeast wind around 5 mph becoming calm in the morning.
Monday Night
Clear, with a low around 47.
Tuesday
Sunny, with a high near 61.
Tuesday Night
A slight chance of showers after 11pm. Partly cloudy, with a low around 42.
Wednesday
A chance of showers. Partly sunny, with a high near 48.
Wednesday Night
A slight chance of showers. Mostly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly clear, with a low around 40.
Friday
Sunny, with a high near 53.
Friday Night
Mostly clear, with a low around 38.
Saturday
Sunny, with a high near 54.
Click Map For Forecast
Point Forecast:
3 Miles NW Mount St Helens WA
 46.22°N 122.22°W (Elev. 4341 ft)
2:43 pm PDT Oct 21, 2017
3pm PDT Oct 21, 2017-6pm PDT Oct 28, 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