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

Idaho Falls Regional Airport (KIDA)

Lat: 43.52083°NLon: 112.06611°WElev: 4741.0ft.

Mostly Cloudy

29°F

-2°C

Humidity 88%
Wind Speed N 6 MPH
Barometer 30.45 in (1031.16 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill23°F (-5°C)
Last update 29 Jan 06:53 PM MST
Extended Forecast for

Atomic City ID

  • Tonight

    Tonight: Patchy fog after 8pm.  Otherwise, mostly cloudy, with a low around 17. North wind 3 to 6 mph.

    Low: 17 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before noon.  Otherwise, mostly cloudy, with a high near 37. North wind 3 to 6 mph.

    High: 37 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17. North wind 3 to 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 40. Northeast wind 3 to 5 mph.

    High: 40 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21. North northeast wind around 6 mph.

    Low: 21 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 43.

    High: 43 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 20.

    Low: 20 °F

    Partly Cloudy

Detailed Forecast

Tonight
Patchy fog after 8pm. Otherwise, mostly cloudy, with a low around 17. North wind 3 to 6 mph.
Friday
Patchy fog before noon. Otherwise, mostly cloudy, with a high near 37. North wind 3 to 6 mph.
Friday Night
Mostly cloudy, with a low around 17. North wind 3 to 6 mph.
Saturday
Partly sunny, with a high near 40. Northeast wind 3 to 5 mph.
Saturday Night
Mostly cloudy, with a low around 21. North northeast wind around 6 mph.
Sunday
Partly sunny, with a high near 43.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 20.
Tuesday
Mostly sunny, with a high near 41.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Atomic City ID
 43.45°N 112.81°W (Elev. 4997 ft)
4:31 pm MST Jan 29, 2026
7pm 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