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Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

A Few Clouds

84°F

29°C

Humidity 46%
Wind Speed SW 8 mph
Barometer 29.98 in (1014.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 19 Jun 3:53 pm CDT
Extended Forecast for

Ottumwa IA

Extreme Heat Watch June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch

  • Juneteenth

    Juneteenth: Sunny, with a high near 87. West wind around 8 mph.

    High: 87 °F

    Sunny

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 67. South wind 6 to 9 mph.

    Low: 67 °F

    Clear then
    Slight Chance
    T-storms

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 93. Heat index values as high as 102. Breezy, with a south wind 10 to 20 mph, with gusts as high as 31 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Clear, with a low around 77. Breezy, with a south southwest wind around 17 mph, with gusts as high as 29 mph.

    Low: 77 °F

    Clear and
    Breezy

  • Saturday

    Saturday: Sunny, with a high near 95. Windy, with a south southwest wind 18 to 23 mph, with gusts as high as 34 mph.

    High: 95 °F

    Sunny and
    Windy

  • Saturday Night

    Saturday Night: Clear, with a low around 77. Breezy.

    Low: 77 °F

    Clear and
    Breezy

  • Sunday

    Sunday: Sunny, with a high near 95. Windy.

    High: 95 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 75. Breezy.

    Low: 75 °F

    Clear and
    Breezy then
    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Juneteenth
Sunny, with a high near 87. West wind around 8 mph.
Tonight
A 20 percent chance of showers and thunderstorms after 4am. Mostly clear, with a low around 67. South wind 6 to 9 mph.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 8am. Mostly sunny, with a high near 93. Heat index values as high as 102. Breezy, with a south wind 10 to 20 mph, with gusts as high as 31 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Clear, with a low around 77. Breezy, with a south southwest wind around 17 mph, with gusts as high as 29 mph.
Saturday
Sunny, with a high near 95. Windy, with a south southwest wind 18 to 23 mph, with gusts as high as 34 mph.
Saturday Night
Clear, with a low around 77. Breezy.
Sunday
Sunny, with a high near 95. Windy.
Sunday Night
Mostly clear, with a low around 75. Breezy.
Monday
Sunny, with a high near 96.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 94.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ottumwa IA
 41.05°N 92.39°W
Last Update:
2:36 pm CDT Jun 19, 2025
Forecast Valid:
4pm CDT Jun 19, 2025-6pm CDT Jun 25, 2025
 
Forecast Discussion
 
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Additional Resources

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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