National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday

Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >

Current conditions at

CANYON CREEK (CYFW1)

Lat: 45.92944°NLon: 122.20278°WElev: 2592.0ft.

NA

48°F

9°C

Humidity 77%
Wind Speed SSE 7 MPH
Barometer NA
Dewpoint 41°F (5°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 14 Nov 07:52 PM PST
Extended Forecast for

Mount St Helens WA

  • Tonight

    Tonight: Snow before 1am, then rain and snow between 1am and 3am, then snow after 3am. Steady temperature around 35. Windy, with a south southeast wind around 26 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 35 °F

    Windy. Snow
    then
    Rain/Snow

  • Sunday

    Sunday: Snow. Temperature falling to around 30 by 5pm. Windy, with a southwest wind 18 to 23 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 36 °F⇓

    Snow and
    Windy

  • Sunday Night

    Sunday Night: Snow showers likely before 11pm, then a chance of snow showers after midnight. Mostly cloudy, with a steady temperature around 30. South southeast wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 30 °F

    Snow Showers
    Likely

  • Monday

    Monday: Snow showers, mainly before 4pm. Patchy fog between 4pm and 5pm. High near 30. South southeast wind 5 to 10 mph becoming light southwest in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 30 °F

    Snow Showers
    and Patchy
    Fog

  • Monday Night

    Monday Night: A 40 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow after 10pm. Mostly cloudy, with a low around 24. Windy. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Chance Snow
    and Windy

  • Wednesday

    Wednesday: Snow likely, mainly before 4pm. Mostly cloudy, with a high near 28. Windy.

    High: 28 °F

    Snow Likely
    and Windy

  • Wednesday Night

    Wednesday Night: A chance of snow, mainly before 10pm. Mostly cloudy, with a low around 22.

    Low: 22 °F

    Chance Snow

Detailed Forecast

Tonight
Snow before 1am, then rain and snow between 1am and 3am, then snow after 3am. Steady temperature around 35. Windy, with a south southeast wind around 26 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 2 to 4 inches possible.
Sunday
Snow. Temperature falling to around 30 by 5pm. Windy, with a southwest wind 18 to 23 mph decreasing to 6 to 11 mph in the afternoon. Winds could gust as high as 36 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow showers likely before 11pm, then a chance of snow showers after midnight. Mostly cloudy, with a steady temperature around 30. South southeast wind 9 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Monday
Snow showers, mainly before 4pm. Patchy fog between 4pm and 5pm. High near 30. South southeast wind 5 to 10 mph becoming light southwest in the afternoon. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Monday Night
A 40 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 23. Calm wind becoming southwest around 5 mph after midnight. New snow accumulation of less than a half inch possible.
Tuesday
Partly sunny, with a high near 30.
Tuesday Night
A 50 percent chance of snow after 10pm. Mostly cloudy, with a low around 24. Windy. New snow accumulation of less than one inch possible.
Wednesday
Snow likely, mainly before 4pm. Mostly cloudy, with a high near 28. Windy.
Wednesday Night
A chance of snow, mainly before 10pm. Mostly cloudy, with a low around 22.
Thursday
Partly sunny, with a high near 30.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
Mostly sunny, with a high near 30.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 21.
Saturday
A chance of rain and snow. Partly sunny, with a high near 28.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.18°N 122.18°W (Elev. 6204 ft)
Last Update:
7:41 pm PST Nov 14, 2026
Forecast Valid:
8pm PST Nov 14, 2026-6pm PST Nov 21, 2026
 
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Additional Resources

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Chance of Precipitation