Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Current conditions at

DRY CRK (DCCW1)

Lat: 45.94361°NLon: 121.9875°WElev: 2697.0ft.

NA

44°F

7°C

Humidity 93%
Wind Speed W 9 MPH
Barometer NA
Dewpoint 42°F (6°C)
Visibility NA
Wind Chill39°F (4°C)
Last update 07 Dec 07:25 PM PST
Extended Forecast for

8 Miles NE Mount St Helens WA

Flood Watch December 8, 04:00am until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: Showers likely before 4am, then a chance of showers after 5am.  Snow level 5000 feet. Mostly cloudy, with a low around 38. South southwest wind 6 to 8 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 38 °F

    Showers
    Likely

  • Monday

    Monday: Showers, mainly before 10am, then rain after 10am. The rain could be heavy at times.  High near 46. Breezy, with a south southwest wind 9 to 17 mph, with gusts as high as 30 mph.  Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.

    High: 46 °F

    Heavy Rain
    and Breezy

  • Monday Night

    Monday Night: Rain before 10pm, then rain, possibly mixed with snow between 10pm and 4am, then rain after 4am. The rain could be heavy at times.  Low around 36. Breezy, with a west southwest wind 13 to 18 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow and
    Breezy

  • Tuesday

    Tuesday: Rain before 7am, then rain, possibly mixed with snow between 7am and 1pm, then rain after 1pm.  Snow level 4400 feet rising to 6200 feet in the afternoon. High near 44. South wind around 6 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 44 °F

    Rain/Snow

  • Tuesday Night

    Tuesday Night: Rain. The rain could be heavy at times.  Low around 39. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 26 mph.  Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.

    Low: 39 °F

    Heavy Rain
    and Breezy

  • Wednesday

    Wednesday: Rain. The rain could be heavy at times.  High near 45. Chance of precipitation is 100%.

    High: 45 °F

    Heavy Rain

  • Wednesday Night

    Wednesday Night: Rain. The rain could be heavy at times.  Low around 42. Chance of precipitation is 90%.

    Low: 42 °F

    Heavy Rain

  • Thursday

    Thursday: Rain.  Mostly cloudy, with a high near 46.

    High: 46 °F

    Rain

  • Thursday Night

    Thursday Night: Rain likely, mainly before 10pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Rain Likely

Detailed Forecast

Tonight
Showers likely before 4am, then a chance of showers after 5am. Snow level 5000 feet. Mostly cloudy, with a low around 38. South southwest wind 6 to 8 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
Showers, mainly before 10am, then rain after 10am. The rain could be heavy at times. High near 46. Breezy, with a south southwest wind 9 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. New precipitation amounts between 1 and 2 inches possible.
Monday Night
Rain before 10pm, then rain, possibly mixed with snow between 10pm and 4am, then rain after 4am. The rain could be heavy at times. Low around 36. Breezy, with a west southwest wind 13 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday
Rain before 7am, then rain, possibly mixed with snow between 7am and 1pm, then rain after 1pm. Snow level 4400 feet rising to 6200 feet in the afternoon. High near 44. South wind around 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Tuesday Night
Rain. The rain could be heavy at times. Low around 39. Breezy, with a west southwest wind 11 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 100%. New precipitation amounts between 2 and 3 inches possible.
Wednesday
Rain. The rain could be heavy at times. High near 45. Chance of precipitation is 100%.
Wednesday Night
Rain. The rain could be heavy at times. Low around 42. Chance of precipitation is 90%.
Thursday
Rain. Mostly cloudy, with a high near 46.
Thursday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 43.
Friday
A chance of rain. Mostly cloudy, with a high near 49.
Friday Night
A chance of rain. Mostly cloudy, with a low around 38.
Saturday
Rain likely. Partly sunny, with a high near 47.
Saturday Night
Rain likely, possibly mixed with snow. Mostly cloudy, with a low around 39.
Sunday
Rain likely, possibly mixed with snow. Snow level 5300 feet. Mostly cloudy, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Mount St Helens WA
 46.28°N 122.08°W (Elev. 3694 ft)
8:21 pm PST Dec 7, 2025
8pm PST Dec 7, 2025-6pm PST Dec 14, 2025
 
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Additional Resources

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