National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Hazardous Weather Conditions

Current conditions at

Ottumwa Regional Airport (KOTM)

Lat: 41.1°NLon: 92.44°WElev: 830ft.

Fair

80°F

27°C

Humidity 87%
Wind Speed S 7 mph
Barometer 29.90 in (1011.6 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 30 Jun 9:53 pm CDT
Extended Forecast for

Bloomfield IA

Extreme Heat Warning June 30, 10:06pm until July 2, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 10:06pm until July 2, 10:00pm

    NOW until 10:00pm Thu

    Extreme Heat Warning

  • Tonight

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 93. Heat index values as high as 101. Breezy, with a south southwest wind 11 to 16 mph, with gusts as high as 26 mph.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 76. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 76 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Sunny, with a high near 94. Heat index values as high as 101. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 75. South wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73.

    Low: 73 °F

    Chance
    T-storms

  • Independence Day

    Independence Day: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89.

    High: 89 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 74. South southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 93. Heat index values as high as 101. Breezy, with a south southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Increasing clouds, with a low around 76. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 94. Heat index values as high as 101. Southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Thursday Night
Partly cloudy, with a low around 75. South wind 6 to 9 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 73.
Independence Day
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly sunny, with a high near 89.
Saturday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
Partly sunny, with a high near 88.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Monday
Mostly sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny, with a high near 88.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Bloomfield IA
 40.76°N 92.42°W
Last Update:
10:02 pm CDT Jun 30, 2026
Forecast Valid:
10pm CDT Jun 30, 2026-6pm CDT Jul 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation