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 44%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 27°F (-3°C)
Visibility NA
Last update 09 Apr 12:52 AM PDT
Extended Forecast for

Mount St Helens WA

  • Overnight

    Overnight: Clear, with a steady temperature around 35. West southwest wind around 10 mph.

    Low: 35 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 49. South wind 9 to 11 mph.

    High: 49 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 38. East wind 9 to 14 mph becoming south after midnight. Winds could gust as high as 18 mph.

    Low: 38 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of rain after 11am. Snow level 6600 feet rising to 7400 feet in the afternoon. Partly sunny, with a high near 49. Southeast wind 10 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 49 °F

    Chance Rain

  • Friday Night

    Friday Night: Rain before 2am, then snow, possibly mixed with rain. Snow level 7500 feet lowering to 6200 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 41. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 41 °F

    Snow

  • Saturday Night

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

    Low: 33 °F

    Snow Likely

  • Sunday

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

    High: 35 °F

    Snow and
    Breezy

  • Sunday Night

    Sunday Night: Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 30. Breezy.

    Low: 30 °F

    Rain/Snow
    Likely and
    Breezy

Detailed Forecast

Overnight
Clear, with a steady temperature around 35. West southwest wind around 10 mph.
Thursday
Sunny, with a high near 49. South wind 9 to 11 mph.
Thursday Night
Mostly clear, with a low around 38. East wind 9 to 14 mph becoming south after midnight. Winds could gust as high as 18 mph.
Friday
A 30 percent chance of rain after 11am. Snow level 6600 feet rising to 7400 feet in the afternoon. Partly sunny, with a high near 49. Southeast wind 10 to 13 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.
Friday Night
Rain before 2am, then snow, possibly mixed with rain. Snow level 7500 feet lowering to 6200 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 41. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Saturday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 33. 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
Rain and snow likely before 2am, then a chance of snow. Mostly cloudy, with a low around 30. Breezy.
Monday
Snow likely before 2pm, then snow likely, possibly mixed with rain. Mostly cloudy, with a high near 33. Breezy.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Breezy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 32.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 29. Breezy.
Wednesday
Rain and snow. The snow could be heavy at times. Mostly cloudy, with a high near 32. Breezy.
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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:
12:41 am PDT Apr 9, 2026
Forecast Valid:
1am 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