National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Hazardous Weather Conditions

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

3°F

-16°C

Humidity 78%
Wind Speed NW 3 mph
Barometer 30.33 in
Dewpoint -2°F (-19°C)
Visibility 10.00 mi
Last update 27 Jan 8:35 pm CST
Extended Forecast for

Monticello Municipal IA

  • Tonight

    Tonight: Mostly clear, with a low around 0. Wind chill values as low as -10. West wind 5 to 10 mph.

    Low: 0 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 14. Wind chill values as low as -10. West wind 5 to 15 mph.

    High: 14 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around -1. Wind chill values as low as -10. Northwest wind around 5 mph becoming calm after midnight.

    Low: -1 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 13. Wind chill values as low as -5. Calm wind becoming north around 5 mph in the morning.

    High: 13 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -2.

    Low: -2 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 12.

    High: 12 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 0.

    Low: 0 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 20.

    High: 20 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 4.

    Low: 4 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 0. Wind chill values as low as -10. West wind 5 to 10 mph.
Wednesday
Sunny, with a high near 14. Wind chill values as low as -10. West wind 5 to 15 mph.
Wednesday Night
Mostly clear, with a low around -1. Wind chill values as low as -10. Northwest wind around 5 mph becoming calm after midnight.
Thursday
Mostly sunny, with a high near 13. Wind chill values as low as -5. Calm wind becoming north around 5 mph in the morning.
Thursday Night
Mostly clear, with a low around -2.
Friday
Sunny, with a high near 12.
Friday Night
Mostly clear, with a low around 0.
Saturday
Sunny, with a high near 20.
Saturday Night
Partly cloudy, with a low around 4.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 25.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 27.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 29.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monticello Municipal IA
 42.23°N 91.15°W (Elev. 840 ft)
Last Update:
8:46 pm CST Jan 27, 2026
Forecast Valid:
8pm CST Jan 27, 2026-6pm CST Feb 3, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation