Heavy Rain Across the Southern US; Unsettled Pattern in the Pacific Northwest

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains Friday, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. High elevation snow and mixed precipitation and rain in the lower elevations will impact the Pacific Northwest this weekend before a stronger system moves in early next week. Read More >

Current conditions at

CASTLE ROCK (TR950)

Lat: 46.27139°NLon: 122.89194°WElev: 213.0ft.

NA

43°F

6°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 12 Feb 09:09 PM PST
Extended Forecast for

11 Miles NW Mount St Helens WA

  • Tonight

    Tonight: A 10 percent chance of snow after 4am.  Mostly cloudy, with a low around 33. South wind 3 to 5 mph.

    Low: 33 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: Snow, mainly after noon.  High near 37. South wind around 6 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Chance Snow
    then Snow

  • Friday Night

    Friday Night: Snow.  Low around 33. Southwest wind around 6 mph.  Chance of precipitation is 100%. New snow accumulation of around an inch possible.

    Low: 33 °F

    Snow

  • Saturday

    Saturday: Snow.  High near 36. North northwest wind 3 to 5 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 31. North northeast wind around 5 mph.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow Likely
    then Chance
    Snow

  • Sunday

    Sunday: A chance of snow before 4pm, then a chance of rain and snow.  Partly sunny, with a high near 39. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain and snow before 7pm, then a chance of snow.  Partly cloudy, with a low around 29. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Washington's Birthday

    Washington's Birthday: Snow, mainly after 10am.  Mostly cloudy, with a high near 35.

    High: 35 °F

    Snow

  • Monday Night

    Monday Night: Snow.  Mostly cloudy, with a low around 30.

    Low: 30 °F

    Snow

Detailed Forecast

Tonight
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 33. South wind 3 to 5 mph.
Friday
Snow, mainly after noon. High near 37. South wind around 6 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
Snow. Low around 33. Southwest wind around 6 mph. Chance of precipitation is 100%. New snow accumulation of around an inch possible.
Saturday
Snow. High near 36. North northwest wind 3 to 5 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 31. North northeast wind around 5 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Sunday
A chance of snow before 4pm, then a chance of rain and snow. Partly sunny, with a high near 39. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday Night
A chance of rain and snow before 7pm, then a chance of snow. Partly cloudy, with a low around 29. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Washington's Birthday
Snow, mainly after 10am. Mostly cloudy, with a high near 35.
Monday Night
Snow. Mostly cloudy, with a low around 30.
Tuesday
Snow. Cloudy, with a high near 32.
Tuesday Night
Snow. Mostly cloudy, with a low around 28.
Wednesday
Snow. The snow could be heavy at times. Cloudy, with a high near 33.
Wednesday Night
Snow. Mostly cloudy, with a low around 29.
Thursday
Snow. Cloudy, with a high near 32.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NW Mount St Helens WA
 46.31°N 122.34°W (Elev. 3691 ft)
8:42 pm PST Feb 12, 2026
9pm PST Feb 12, 2026-6pm PST Feb 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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