Dangerous Heat in the Southwest; Severe Thunderstorms and Heavy Rain in the Northeast and Mid-Atlantic

Dangerous heat will persist across the Southwest U.S. through Friday with daytime highs of 110-115°F. Heat across the southern Plains will briefly ease to near-normal by late week. Strong to severe thunderstorms may produce damaging wind, hail, a tornado or two, heavy rain and flash flooding across parts of the Mid-Atlantic and Northeast. Heavy rainfall threat continues across the Gulf Coast. Read More >

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Agency IA

  • Today

    Today: Sunny, with a high near 83. North northwest wind 5 to 7 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 60. North wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85. Calm wind.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. Southeast wind 3 to 8 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 87. Breezy, with a south wind 9 to 16 mph, with gusts as high as 25 mph.

    High: 87 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 95. Breezy.

    High: 95 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers before 1pm.  Mostly sunny, with a high near 93.

    High: 93 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 83. North northwest wind 5 to 7 mph.
Tonight
Mostly clear, with a low around 60. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 85. Calm wind.
Friday Night
Partly cloudy, with a low around 66. Southeast wind 3 to 8 mph.
Saturday
Partly sunny, with a high near 87. Breezy, with a south wind 9 to 16 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 73.
Sunday
Mostly sunny, with a high near 95. Breezy.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 75.
Monday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 73.
Tuesday
Mostly sunny, with a high near 92.
Tuesday Night
Partly cloudy, with a low around 72.
Wednesday
Mostly sunny, with a high near 91.
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ABOUT THIS FORECAST

 
Point Forecast:
Agency IA
 41°N 92.3°W
3:47 am CDT Aug 27, 2026
6am CDT Aug 27, 2026-6pm CDT Sep 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