Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Idaho Falls Regional Airport (KIDA)

Lat: 43.52083° N Lon: 112.06611° W Elev: 4741.0 ft.

Clear

39°F

4°C

Humidity 32%
Wind Speed SSW 4 MPH
Barometer 30.36 in (1028.11 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 27 Jan 03:53 PM MST
Detailed forecast for

Arco/Mud Lake Desert

Tonight
Mostly cloudy. Lows 14 to 21. Northeast winds up to 10 mph.
Wednesday
Cloudy. A chance of snow in the afternoon. Snow accumulation up to 1 inch. Highs 30 to 37. Northeast winds up to 10 mph...shifting to southwest around 10 mph in the afternoon. Chance of precipitation 50 percent.
Wednesday Night
Mostly cloudy. Patchy fog. Lows 14 to 24. Southwest winds up to 10 mph.
Thursday
Mostly cloudy. Highs 29 to 36. South winds up to 10 mph.
Thursday Night
Mostly cloudy. Lows 16 to 23. Light and variable winds.
Friday Through Saturday Night
Mostly cloudy. Highs 33 to 43. Lows 18 to 27.
Sunday And Sunday Night
Mostly cloudy. Highs 41 to 48. Lows 23 to 30.
Monday
Partly sunny with a slight chance of snow. Highs around 44.
Monday Night
Mostly cloudy. Lows 22 to 29.
Tuesday
Mostly sunny. Highs 38 to 45.



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114 PM MST Tue Jan 27 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database