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

Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley Thursday afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

48°F

9°C

Humidity 42%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 26°F (-3°C)
Visibility NA
Last update 09 Apr 01:52 AM PDT
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Clear, with a low around 33. Southwest wind around 11 mph.

    Low: 33 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 47. South wind 10 to 13 mph, with gusts as high as 18 mph.

    High: 47 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Breezy, with a south southeast wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 38 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: A 30 percent chance of rain after 11am. Snow level 6700 feet rising to 7400 feet in the afternoon. Partly sunny, with a high near 49. South southeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.

    High: 49 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain before 2am, then rain, possibly mixed with snow. Snow level 7500 feet lowering to 6300 feet after midnight . Low around 36. West wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 36 °F

    Rain then
    Rain/Snow

  • Saturday

    Saturday: Snow. High near 40. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow

  • Saturday Night

    Saturday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Snow Likely
    and Breezy

  • Sunday

    Sunday: Snow. Mostly cloudy, with a high near 35. Breezy.

    High: 35 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm. Mostly cloudy, with a low around 30. Breezy.

    Low: 30 °F

    Snow Likely
    and Breezy

Detailed Forecast

Overnight
Clear, with a low around 33. Southwest wind around 11 mph.
Thursday
Sunny, with a high near 47. South wind 10 to 13 mph, with gusts as high as 18 mph.
Thursday Night
Partly cloudy, with a low around 38. Breezy, with a south southeast wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
A 30 percent chance of rain after 11am. Snow level 6700 feet rising to 7400 feet in the afternoon. Partly sunny, with a high near 49. South southeast wind 10 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Rain before 2am, then rain, possibly mixed with snow. Snow level 7500 feet lowering to 6300 feet after midnight . Low around 36. West wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday
Snow. High near 40. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 33. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
Snow. Mostly cloudy, with a high near 35. Breezy.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 30. Breezy.
Monday
Snow likely. Mostly cloudy, with a high near 32. Breezy.
Monday Night
A chance of snow. Mostly cloudy, with a low around 28. Breezy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 31. Breezy.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 29. Breezy.
Wednesday
Snow. The snow could be heavy at times. Mostly cloudy, with a high near 31. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.18°W (Elev. 5997 ft)
Last Update:
2:01 am PDT Apr 9, 2026
Forecast Valid:
2am PDT Apr 9, 2026-6pm PDT Apr 15, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation