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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

43°F

6°C

Humidity 100%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 12 Apr 03:52 AM PDT
Extended Forecast for

Mount St Helens WA

  • Today

    Today: Snow showers, mainly after 2pm. High near 39. Breezy, with a west wind 7 to 12 mph becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    Showers then
    Snow Showers
    and Breezy

  • Tonight

    Tonight: Snow showers, mainly before 8pm. Low around 31. Blustery, with a west northwest wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Blustery.
    Snow Showers
    then Chance
    Snow Showers

  • Monday

    Monday: Snow showers. High near 32. Breezy, with a west wind 14 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 32 °F

    Snow Showers
    and Breezy

  • Monday Night

    Monday Night: Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 11 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Snow Showers
    Likely and
    Breezy then
    Chance Snow
    Showers

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times. High near 29. Windy, with a southwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

    High: 29 °F

    Heavy Snow
    and Windy

  • Tuesday Night

    Tuesday Night: Snow. The snow could be heavy at times. Low around 23. Windy. Chance of precipitation is 100%. New snow accumulation of 16 to 22 inches possible.

    Low: 23 °F

    Heavy Snow
    and Windy

  • Wednesday

    Wednesday: Snow before 11am, then snow showers after 11am. The snow could be heavy at times. Some thunder is also possible. High near 27. Windy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    High: 27 °F

    Heavy Snow
    and Windy

  • Wednesday Night

    Wednesday Night: Snow, mainly before 11pm. Mostly cloudy, with a low around 21. Breezy.

    Low: 21 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow likely, mainly after 11am. Mostly cloudy, with a high near 30.

    High: 30 °F

    Snow Likely

Detailed Forecast

Today
Snow showers, mainly after 2pm. High near 39. Breezy, with a west wind 7 to 12 mph becoming west northwest 13 to 18 mph in the morning. Winds could gust as high as 24 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow showers, mainly before 8pm. Low around 31. Blustery, with a west northwest wind 14 to 18 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Snow showers. High near 32. Breezy, with a west wind 14 to 20 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Monday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, with a low around 27. Breezy, with a west southwest wind 11 to 21 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday
Snow. The snow could be heavy at times. High near 29. Windy, with a southwest wind 13 to 18 mph increasing to 21 to 26 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.
Tuesday Night
Snow. The snow could be heavy at times. Low around 23. Windy. Chance of precipitation is 100%. New snow accumulation of 16 to 22 inches possible.
Wednesday
Snow before 11am, then snow showers after 11am. The snow could be heavy at times. Some thunder is also possible. High near 27. Windy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Wednesday Night
Snow, mainly before 11pm. Mostly cloudy, with a low around 21. Breezy.
Thursday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 30.
Thursday Night
A chance of snow before 11pm. Partly cloudy, with a low around 21. Blustery.
Friday
A slight chance of snow. Mostly sunny, with a high near 35.
Friday Night
Partly cloudy, with a low around 24.
Saturday
A slight chance of snow. Mostly sunny, with a high near 41.
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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:
3:41 am PDT Apr 12, 2026
Forecast Valid:
4am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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