Significant and Catastrophic Flooding in the Pacific Northwest; Very Cold Temperatures in the Northern Plains

The atmospheric river over the Pacific Northwest will begin to subside today, but lingering rainfall will exacerbate ongoing catastrophic major river flooding, and landslides will continue across portions of western Washington and northwest Oregon for several days. Arctic air will plummet southward into the Northern Plains today, bringing cold air in the single digits to the region by Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Alpine (K46U)

Lat: 43.1846°NLon: 111.0424°WElev: 5634.0ft.

Clear

28°F

-2°C

Humidity NA
Wind Speed N 0 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint N/A
Visibility 10.00 mi
Last update NA
Extended Forecast for

9 Miles NNE Alpine WY

  • Today

    Today: Mostly sunny, with a high near 33. Breezy, with a west southwest wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 33 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: A 20 percent chance of snow after 2am.  Partly cloudy, with a low around 25. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 25 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow, mainly before 11am.  Partly sunny, with a high near 28. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 28 °F

    Chance Snow

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19. Breezy, with a west southwest wind 13 to 15 mph, with gusts as high as 23 mph.

    Low: 19 °F

    Partly Cloudy
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 27. West southwest wind 7 to 11 mph.

    High: 27 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 16. Southwest wind 8 to 10 mph becoming southeast after midnight.

    Low: 16 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 31. East wind 7 to 11 mph becoming west southwest in the afternoon.

    High: 31 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 16.

    Low: 16 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 29.

    High: 29 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 33. Breezy, with a west southwest wind 15 to 18 mph, with gusts as high as 28 mph.
Tonight
A 20 percent chance of snow after 2am. Partly cloudy, with a low around 25. West southwest wind 11 to 14 mph, with gusts as high as 21 mph.
Friday
A 30 percent chance of snow, mainly before 11am. Partly sunny, with a high near 28. West southwest wind 10 to 13 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 19. Breezy, with a west southwest wind 13 to 15 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 27. West southwest wind 7 to 11 mph.
Saturday Night
Mostly clear, with a low around 16. Southwest wind 8 to 10 mph becoming southeast after midnight.
Sunday
Sunny, with a high near 31. East wind 7 to 11 mph becoming west southwest in the afternoon.
Sunday Night
Mostly clear, with a low around 16.
Monday
Mostly sunny, with a high near 29.
Monday Night
A 40 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 23.
Tuesday
Snow likely. Mostly cloudy, with a high near 27. Breezy.
Tuesday Night
Snow likely. The snow could be heavy at times. Mostly cloudy, with a low around 24. Breezy.
Wednesday
Snow likely. Mostly cloudy, with a high near 26. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles NNE Alpine WY
 43.29°N 110.96°W (Elev. 9318 ft)
8:02 am MST Dec 11, 2025
9am MST Dec 11, 2025-6pm MST Dec 17, 2025
 
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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