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Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Overcast

43°F

6°C

Humidity 80%
Wind Speed SW 5 mph
Barometer 30.04 in (1017.3 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 30 Apr 5:53 am CDT
Extended Forecast for

Ottumwa IA

  • Today

    Today: A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Partly sunny, with a high near 60. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 60 °F

    Chance
    Showers

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 5 to 9 mph becoming calm after midnight.

    Low: 35 °F

    Partly Cloudy
    then Areas
    Frost

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 59 °F

    Areas Frost
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Areas of frost after 5am. Otherwise, partly cloudy, with a low around 36. North wind 5 to 7 mph becoming calm in the evening.

    Low: 36 °F

    Partly Cloudy
    then Areas
    Frost

  • Saturday

    Saturday: Areas of frost before 8am. Otherwise, sunny, with a high near 61. North northwest wind 3 to 7 mph.

    High: 61 °F

    Areas Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 20%.

    Low: 49 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Sunny, with a high near 76.

    High: 76 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms before 4pm, then a slight chance of showers. Partly sunny, with a high near 60. Light and variable wind becoming north northwest 5 to 10 mph in the morning. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 35. North wind 5 to 9 mph becoming calm after midnight.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Areas of frost before 8am. Otherwise, mostly sunny, with a high near 59. Calm wind becoming northwest 5 to 8 mph in the morning.
Friday Night
Areas of frost after 5am. Otherwise, partly cloudy, with a low around 36. North wind 5 to 7 mph becoming calm in the evening.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 61. North northwest wind 3 to 7 mph.
Saturday Night
Mostly clear, with a low around 43.
Sunday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 75.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 49. Chance of precipitation is 20%.
Monday
Sunny, with a high near 76.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 48.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 69.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 45.
Wednesday
Partly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.02°N 92.42°W
Last Update:
5:57 am CDT Apr 30, 2026
Forecast Valid:
6am CDT Apr 30, 2026-6pm CDT May 6, 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