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

Hailey, Friedman Memorial Airport (KSUN)

Lat: 43.5°NLon: 114.3°WElev: 5318.0ft.

Mostly Cloudy

36°F

2°C

Humidity 69%
Wind Speed SE 4 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 29 Jan 05:47 PM MST
Extended Forecast for

Craters of the Moon National Monument ID

  • Tonight

    Tonight: Patchy fog between 11pm and 4am.  Otherwise, partly cloudy, with a low around 21. East wind around 6 mph becoming north in the evening.

    Low: 21 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 34. North northeast wind around 6 mph becoming east southeast in the afternoon.

    High: 34 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. East northeast wind around 6 mph becoming north northwest in the evening.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 39. North wind around 6 mph becoming east in the afternoon.

    High: 39 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 27. North northeast wind around 7 mph.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 41.

    High: 41 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog between 11pm and 4am. Otherwise, partly cloudy, with a low around 21. East wind around 6 mph becoming north in the evening.
Friday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 34. North northeast wind around 6 mph becoming east southeast in the afternoon.
Friday Night
Mostly cloudy, with a low around 23. East northeast wind around 6 mph becoming north northwest in the evening.
Saturday
Partly sunny, with a high near 39. North wind around 6 mph becoming east in the afternoon.
Saturday Night
Mostly cloudy, with a low around 27. North northeast wind around 7 mph.
Sunday
Partly sunny, with a high near 42.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 41.
Monday Night
Partly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Mostly clear, with a low around 24.
Wednesday
Sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 26.
Thursday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Craters of the Moon National Monument ID
 43.44°N 113.56°W (Elev. 6191 ft)
4:31 pm MST Jan 29, 2026
6pm 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