Heat Across the Center of the Nation; Severe Thunderstorms Across the Great Lakes and Ohio Valley

Heat expands across the Desert Southwest, Plains, Mississippi Valley and Midwest into Monday. Fire weather concerns continue for portions of the Intermountain West. Active monsoonal moisture fuels thunderstorms over the Southwest with possible flash flooding. Tropical cyclone Fausto in the Pacific, should weaken as it approaches Hawaii; Dangerous surf, swells and rip currents are expected. Read More >

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

92°F

33°C

Humidity 68%
Wind Speed SW 5 mph
Barometer 29.85 in (1009.9 mb)
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index111°F (44°C)
Last update 26 Jul 5:53 pm CDT
Extended Forecast for

What Cheer IA

Extreme Heat Warning July 26, 06:35pm until July 27, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 06:35pm until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 76 °F

    Slight Chance
    T-storms

  • Monday

    Monday: Mostly sunny and hot, with a high near 96. Heat index values as high as 113. South wind 5 to 10 mph becoming west in the afternoon.

    High: 96 °F

    Hot

  • Monday Night

    Monday Night: Patchy smoke after 8pm. Mostly clear, with a low around 72. Northwest wind 5 to 10 mph.

    Low: 72 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Northeast wind around 5 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 66.

    Low: 66 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms after 8pm. Partly cloudy, with a low around 76. South wind around 5 mph becoming southeast in the evening.
Monday
Mostly sunny and hot, with a high near 96. Heat index values as high as 113. South wind 5 to 10 mph becoming west in the afternoon.
Monday Night
Patchy smoke after 8pm. Mostly clear, with a low around 72. Northwest wind 5 to 10 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Northeast wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 66.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 66.
Thursday
Mostly sunny, with a high near 89.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 81.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 65.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 64.
Sunday
Sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
What Cheer IA
 41.42°N 92.38°W (Elev. 850 ft)
4:46 pm CDT Jul 26, 2026
6pm CDT Jul 26, 2026-6pm CDT Aug 2, 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