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

Heavy Rainfall Threat Continues in the Southwest on Monday; Record Warmth in the Plains and Midwest

Remnant moisture from Tropical Storm Rachel will persist over portions of the Great Basin and Southwest on Monday, bringing a potential heavy to excessive rainfall risk. Well above average and potentially record breaking temperatures will develop across the Plains and Midwest early this week, spreading into the Lower Mississippi Valley and Southeast midweek. Read More >

Current conditions at

CANYON CREEK (CYFW1)

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

NA

46°F

8°C

Humidity 78%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 11 Oct 06:52 PM PDT
Extended Forecast for

Mount St Helens WA

  • Tonight

    Tonight: Mostly clear, with a low around 29. North northeast wind 5 to 8 mph.

    Low: 29 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 42. North northeast wind 5 to 8 mph becoming calm.

    High: 42 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 31. North wind 3 to 8 mph.

    Low: 31 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 43. North northwest wind 5 to 8 mph becoming light and variable in the morning.

    High: 43 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 37. Calm wind becoming northwest 5 to 8 mph after midnight.

    Low: 37 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Patchy fog between 2pm and 3pm. Otherwise, mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny
    then Patchy
    Fog

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Breezy.

    Low: 45 °F

    Mostly Clear
    and Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 29. North northeast wind 5 to 8 mph.
Columbus Day
Sunny, with a high near 42. North northeast wind 5 to 8 mph becoming calm.
Monday Night
Mostly clear, with a low around 31. North wind 3 to 8 mph.
Tuesday
Mostly sunny, with a high near 43. North northwest wind 5 to 8 mph becoming light and variable in the morning.
Tuesday Night
Partly cloudy, with a low around 37. Calm wind becoming northwest 5 to 8 mph after midnight.
Wednesday
Patchy fog between 2pm and 3pm. Otherwise, mostly sunny, with a high near 47.
Wednesday Night
Mostly clear, with a low around 41.
Thursday
Sunny, with a high near 54.
Thursday Night
Mostly clear, with a low around 45. Breezy.
Friday
Sunny, with a high near 56. Breezy.
Friday Night
Partly cloudy, with a low around 41.
Saturday
A slight chance of rain. Snow level 8400 feet lowering to 7500 feet. Partly sunny, with a high near 44.
Saturday Night
Mostly cloudy, with a low around 36.
Sunday
A chance of rain. Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount St Helens WA
 46.2°N 122.21°W (Elev. 6598 ft)
Last Update:
6:41 pm PDT Oct 11, 2026
Forecast Valid:
7pm PDT Oct 11, 2026-6pm PDT Oct 18, 2026
 
Forecast Discussion
 
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Additional Resources

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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