Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1° N Lon: 92.44° W Elev: 830 ft.

Partly Cloudy and Breezy

89°F

32°C

Humidity 68%
Wind Speed S 21 G 33 mph
Barometer 29.79 in (1007.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index102°F (39°C)
Last update 29 Jun 4:53 pm CDT
Detailed forecast for

Wapello County

Tonight
Sunny early, then becoming partly cloudy. Humid with lows in the upper 70s. South winds 15 to 20 mph. Heat index values up to 104 early this evening.
Tuesday
Sunny with highs in the mid 90s. Southwest winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 106.
Tuesday Night
Mostly clear. Humid with lows in the mid 70s. Southwest winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 103 early in the evening.
Wednesday
Sunny with highs in the mid 90s. Southwest winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 101.
Wednesday Night
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the mid 70s. South winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 100 early in the evening.
Thursday
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100.
Thursday Night
Partly cloudy. A slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening.
Friday
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100.
Friday Night
Mostly clear in the evening, then becoming partly cloudy. A slight chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening.
Independence Day
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the lower 90s. Chance of rain 20 percent. Heat index values up to 100.
Saturday Night
Partly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers and thunderstorms after midnight. Lows in the lower 70s. Chance of rain 40 percent. Heat index values up to 100 early in the evening.
Sunday
Mostly sunny with a chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 40 percent.
Sunday Night
Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening, then a slight chance of showers after midnight. Lows in the upper 60s. Chance of rain 30 percent.
Monday
Sunny. Highs in the upper 80s.



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445 PM CDT Mon Jun 29 2026
 
 

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