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

Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

18°F

-8°C

Humidity 81%
Wind Speed NE 8 mph
Barometer 30.40 in (1030.6 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 1 Mar 5:53 am CST
Extended Forecast for

Ottumwa IA

  • Today

    Today: A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 39. East wind 7 to 10 mph.

    High: 39 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A 20 percent chance of snow. Mostly cloudy, with a low around 27. East southeast wind 6 to 8 mph.

    Low: 27 °F

    Slight Chance
    Snow

  • Monday

    Monday: A 20 percent chance of snow before 10am. Cloudy, with a high near 45. East southeast wind 7 to 9 mph.

    High: 45 °F

    Slight Chance
    Snow then
    Cloudy

  • Monday Night

    Monday Night: Rain likely, mainly after midnight. Cloudy, with a low around 37. Southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Chance Rain
    then Rain
    Likely

  • Tuesday

    Tuesday: Rain before noon, then showers likely after noon. High near 49. East northeast wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 41 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Cloudy, with a high near 57. Chance of precipitation is 70%.

    High: 57 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

  • Thursday

    Thursday: A 30 percent chance of rain before noon. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Today
A 20 percent chance of snow after 5pm. Increasing clouds, with a high near 39. East wind 7 to 10 mph.
Tonight
A 20 percent chance of snow. Mostly cloudy, with a low around 27. East southeast wind 6 to 8 mph.
Monday
A 20 percent chance of snow before 10am. Cloudy, with a high near 45. East southeast wind 7 to 9 mph.
Monday Night
Rain likely, mainly after midnight. Cloudy, with a low around 37. Southeast wind around 6 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
Rain before noon, then showers likely after noon. High near 49. East northeast wind around 7 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 41. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 57. Chance of precipitation is 70%.
Wednesday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Thursday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 63.
Thursday Night
A 40 percent chance of rain and thunderstorms after midnight. Mostly cloudy, with a low around 47.
Friday
Rain likely. Mostly cloudy, with a high near 65. Chance of precipitation is 70%.
Friday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 40.
Saturday
A 30 percent chance of rain. Mostly cloudy, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
7:01 am CST Mar 1, 2026
Forecast Valid:
7am CST Mar 1, 2026-6pm CST Mar 7, 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