Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Henry's Lake (ITD55)

Lat: 44.61831°NLon: 111.33548°WElev: 6617.0ft.

unknown precip

24°F

-4°C

Humidity 88%
Wind Speed SE 12 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility 1.24 mi
Wind Chill13°F (-11°C)
Last update 29 Jan 03:45 PM MST
Extended Forecast for

11 Miles NNW Island Park ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 14. West wind around 8 mph.

    Low: 14 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow, mainly between 11am and 4pm.  Mostly cloudy, with a high near 21. South southwest wind 8 to 10 mph becoming west in the morning.  New snow accumulation of less than one inch possible.

    High: 21 °F

    Chance Snow

  • Friday Night

    Friday Night: A 20 percent chance of snow before 11pm.  Mostly cloudy, with a steady temperature around 20. South southwest wind around 10 mph.

    Low: 20 °F

    Slight Chance
    Snow then
    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 26. South southwest wind 8 to 10 mph.

    High: 26 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 18. South southwest wind around 8 mph becoming southeast after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: A 30 percent chance of snow, mainly after 11am.  Partly sunny, with a high near 26.

    High: 26 °F

    Chance Snow

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 14. West wind around 8 mph.
Friday
A 30 percent chance of snow, mainly between 11am and 4pm. Mostly cloudy, with a high near 21. South southwest wind 8 to 10 mph becoming west in the morning. New snow accumulation of less than one inch possible.
Friday Night
A 20 percent chance of snow before 11pm. Mostly cloudy, with a steady temperature around 20. South southwest wind around 10 mph.
Saturday
Partly sunny, with a high near 26. South southwest wind 8 to 10 mph.
Saturday Night
Mostly cloudy, with a low around 18. South southwest wind around 8 mph becoming southeast after midnight.
Sunday
Partly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 18.
Monday
A 30 percent chance of snow, mainly after 11am. Partly sunny, with a high near 26.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Partly cloudy, with a low around 13.
Wednesday
Mostly sunny, with a high near 28.
Wednesday Night
Partly cloudy, with a low around 15.
Thursday
Sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles NNW Island Park ID
 44.71°N 111.4°W (Elev. 9400 ft)
1:24 pm MST Jan 29, 2026
4pm MST Jan 29, 2026-6pm MST Feb 5, 2026
 
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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