Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

Stanley, Stanley Ranger Station (KSNT)

Lat: 44.20861°NLon: 114.93444°WElev: 6496.0ft.

NA

33°F

1°C

Humidity 95%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 32°F (0°C)
Visibility NA
Last update 09 Dec 07:51 PM MST
Extended Forecast for

18 Miles NW Ketchum ID

  • Tonight

    Tonight: Snow likely, mainly before 4am.  Cloudy, with a temperature rising to around 31 by 3am. Breezy, with a west wind 18 to 25 mph, with gusts as high as 36 mph.  Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 28 °F

    Snow Likely
    and Breezy

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before 7am.  Cloudy through mid morning, then gradual clearing, with a temperature falling to around 28 by 5pm. Breezy, with a west wind 18 to 28 mph, with gusts as high as 38 mph.  Little or no snow accumulation expected.

    High: 33 °F

    Chance Snow
    and Breezy
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24. Breezy, with a west wind 20 to 22 mph, with gusts as high as 32 mph.

    Low: 24 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Thursday

    Thursday: Mostly sunny, with a high near 31. West northwest wind 11 to 18 mph, with gusts as high as 23 mph.

    High: 31 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 27. West northwest wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
Snow likely, mainly before 4am. Cloudy, with a temperature rising to around 31 by 3am. Breezy, with a west wind 18 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
A 30 percent chance of snow, mainly before 7am. Cloudy through mid morning, then gradual clearing, with a temperature falling to around 28 by 5pm. Breezy, with a west wind 18 to 28 mph, with gusts as high as 38 mph. Little or no snow accumulation expected.
Wednesday Night
Partly cloudy, with a low around 24. Breezy, with a west wind 20 to 22 mph, with gusts as high as 32 mph.
Thursday
Mostly sunny, with a high near 31. West northwest wind 11 to 18 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 27. West northwest wind 11 to 14 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 31.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Mostly sunny, with a high near 32.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 29.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 25.
Tuesday
Snow likely. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NW Ketchum ID
 43.88°N 114.61°W (Elev. 9482 ft)
4:31 pm MST Dec 9, 2025
8pm MST Dec 9, 2025-6pm MST Dec 16, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database