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

Rapid Warm-Up Forecast Across Much of the Lower 48 Today and Tuesday

Most of the U.S. starts the week calm and unseasonably warm. The Heartland will be warmest, with highs 25–30° above average. Only the Gulf Coast stays chilly. Rain today is limited to western Washington while lake effect snow continues east of Lake Ontario. Cooler air returns after Tuesday, bringing a wintry mix to the Midwest and Northeast by Wednesday. Read More >

Current conditions at

Monticello Regional Airport (KMXO)

Lat: 42.22°NLon: 91.16°WElev: 827ft.

Fair

37°F

3°C

Humidity 75%
Wind Speed W 6 mph
Barometer 30.13 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 12 Jan 10:35 am CST
Extended Forecast for

Monmouth IA

  • Today

    Today: Sunny, with a high near 44. Southwest wind 5 to 10 mph.

    High: 44 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 34. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph.

    High: 48 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 25 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 32. Breezy.

    High: 32 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 12.

    Low: 12 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 23.

    Low: 23 °F

    Chance Snow

  • Friday

    Friday: Snow likely, mainly after noon. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.

    High: 34 °F

    Snow Likely

Detailed Forecast

Today
Sunny, with a high near 44. Southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 34. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 48. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 25. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Partly sunny, with a high near 32. Breezy.
Wednesday Night
Mostly clear, with a low around 12.
Thursday
Mostly sunny, with a high near 28.
Thursday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 23.
Friday
Snow likely, mainly after noon. Mostly cloudy, with a high near 34. Chance of precipitation is 60%.
Friday Night
Mostly cloudy, with a low around 12.
Saturday
Partly sunny, with a high near 18.
Saturday Night
Partly cloudy, with a low around 2.
Sunday
Partly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monmouth IA
 42.07°N 90.89°W (Elev. 833 ft)
Last Update:
10:41 am CST Jan 12, 2026
Forecast Valid:
10am CST Jan 12, 2026-6pm CST Jan 18, 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