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.

Light Rain

48°F

9°C

Humidity 68%
Wind Speed E 6 mph
Barometer 30.04 in (1017.0 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill45°F (7°C)
Last update 1 Apr 3:53 am CDT
Extended Forecast for

Ottumwa IA

  • Overnight

    Overnight: A 50 percent chance of showers. Cloudy, with a steady temperature around 47. North northeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a temperature falling to around 45 by 10am. Breezy, with an east wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 48 °F⇓

    Chance
    Showers and
    Breezy then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Temperature rising to around 51 by 5am. East wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 45 °F⇑

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 72. Windy, with a south southeast wind 13 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 72 °F

    Showers and
    Windy

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 43. Breezy, with a west southwest wind 11 to 16 mph becoming north northwest 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 43 °F

    Slight Chance
    Showers and
    Breezy

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 74. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Chance
    Showers then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    T-storms then
    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 50. Breezy.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Breezy.

    Low: 32 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers. Cloudy, with a steady temperature around 47. North northeast wind around 6 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 4pm. Cloudy, with a temperature falling to around 45 by 10am. Breezy, with an east wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Temperature rising to around 51 by 5am. East wind 11 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm. High near 72. Windy, with a south southeast wind 13 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 43. Breezy, with a west southwest wind 11 to 16 mph becoming north northwest 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 74. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers. Low around 40. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 50. Breezy.
Saturday Night
Partly cloudy, with a low around 32. Breezy.
Sunday
Sunny, with a high near 54.
Sunday Night
Mostly clear, with a low around 34.
Monday
Mostly sunny, with a high near 63.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 56.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
3:36 am CDT Apr 1, 2026
Forecast Valid:
4am CDT Apr 1, 2026-6pm CDT Apr 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