Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fog/Mist

68°F

20°C

Humidity 96%
Wind Speed S 6 mph
Barometer 29.95 in (1013.8 mb)
Dewpoint 67°F (19°C)
Visibility 6.00 mi
Last update 25 Jul 5:53 am CDT
Extended Forecast for

6 Miles NNW Blakesburg IA

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Dense Fog Advisory until July 25, 09:00am
Extreme Heat Warning July 26, 12:00pm until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
...
Extreme Heat Warning
  •  
    Dense Fog Advisory until July 25, 09:00am

    NOW until 9:00am Sat

    Dense Fog Advisory

  • Today

    High: 91 °F

    Patchy Dense
    Fog then
    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. Light south southwest wind.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 5 to 9 mph.

    High: 97 °F

    Hot

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 78. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.

    Low: 78 °F

    Partly Cloudy

  • Monday

    Monday: Sunny and hot, with a high near 97. Southwest wind around 11 mph, with gusts as high as 21 mph.

    High: 97 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92.

    High: 92 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 69.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Today
Patchy dense fog before 9am. Otherwise, partly sunny, with a high near 91. Heat index values as high as 101. Southwest wind around 5 mph becoming calm in the afternoon.
Tonight
Partly cloudy, with a low around 73. Light south southwest wind.
Sunday
Mostly sunny and hot, with a high near 97. Heat index values as high as 107. Southwest wind 5 to 9 mph.
Sunday Night
Partly cloudy, with a low around 78. South southwest wind 7 to 10 mph, with gusts as high as 21 mph.
Monday
Sunny and hot, with a high near 97. Southwest wind around 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly clear, with a low around 74.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Sunny, with a high near 93.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
Mostly sunny, with a high near 92.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NNW Blakesburg IA
 41.05°N 92.68°W
5:56 am CDT Jul 25, 2026
6am CDT Jul 25, 2026-6pm CDT Jul 31, 2026
 
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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