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

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

39°F

4°C

Humidity 62%
Wind Speed NA
Barometer 30.17 in (1022.5 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 12 Jan 10:53 am CST
Extended Forecast for

4 Miles SW Millersburg IA

  • Today

    Today: Sunny, with a high near 47. Southwest wind 5 to 10 mph.

    High: 47 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 35 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Scattered sprinkles between 4pm and 5pm. Mostly cloudy, with a high near 50. West wind around 15 mph, with gusts as high as 30 mph.

    High: 50 °F

    Scattered
    Sprinkles

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 26 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • 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 13.

    Low: 13 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around 25.

    Low: 25 °F

    Chance Snow

  • Friday

    Friday: A 50 percent chance of snow. Mostly cloudy, with a high near 36.

    High: 36 °F

    Chance Snow

Detailed Forecast

Today
Sunny, with a high near 47. Southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 35. Southwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Scattered sprinkles between 4pm and 5pm. Mostly cloudy, with a high near 50. West wind around 15 mph, with gusts as high as 30 mph.
Tuesday Night
Mostly cloudy, with a low around 26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday
Partly sunny, with a high near 32. Breezy.
Wednesday Night
Mostly clear, with a low around 13.
Thursday
Partly sunny, with a high near 30.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 25.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 36.
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 3.
Sunday
Mostly sunny, with a high near 23.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Millersburg IA
 41.52°N 92.2°W (Elev. 774 ft)
Last Update:
10:41 am CST Jan 12, 2026
Forecast Valid:
11am CST Jan 12, 2026-6pm CST Jan 18, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation