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 >

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Fair

92°F

33°C

Humidity 62%
Wind Speed S 18 G 26 mph
Barometer 29.87 in (1010.7 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 30 Jun 2:52 pm CDT
Extended Forecast for

Hills IASimilar City Names

Extreme Heat Warning June 30, 03:48pm until July 2, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 03:48pm until July 2, 10:00pm

    NOW until 10:00pm Thu

    Extreme Heat Warning

  • This Afternoon

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 75 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 94. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 94 °F

    Sunny

  • Wednesday Night

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

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 72.

    Low: 72 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Sunny, with a high near 94. Heat index values as high as 106. South wind around 15 mph, with gusts as high as 25 mph.
Tonight
Partly cloudy, with a low around 75. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday
Sunny, with a high near 94. Heat index values as high as 102. South wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 76. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 93.
Thursday Night
Partly cloudy, with a low around 74.
Friday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.
Friday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Independence Day
A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89.
Saturday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Hills IASimilar City Names
 41.58°N 91.53°W (Elev. 597 ft)
2:21 pm CDT Jun 30, 2026
3pm CDT Jun 30, 2026-6pm CDT Jul 6, 2026
 
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Additional Resources

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