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

Extreme Heat Lingers; Severe Thunderstorms for Portions of the Plains and Southeast; Heavy Rainfall Threats

Gusty winds and heavy rainfall may impact the Big Island of Hawaii as a nearby tropical system passes west of the islands. From the Southwest U.S., Rockies and across the Gulf Coast, heavy rainfall could lead to isolated flash flooding. Severe thunderstorms are expected for areas of the Plains, Gulf Coast and Southeast through Tuesday. Extreme heat lingers for the southern Plains and Southwest. Read More >

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Fair

73°F

23°C

Humidity 62%
Wind Speed SW 5 mph
Barometer 30.12 in (1019.8 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 24 Aug 10:52 am CDT
Extended Forecast for

Iowa City IA

  • Today

    Today: Mostly sunny, with a high near 80. South wind around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 83. Light southeast wind becoming south 5 to 10 mph in the morning.

    High: 83 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. South wind around 5 mph.

    Low: 66 °F

    Mostly Cloudy
    then Chance
    Showers

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 64.

    Low: 64 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 80. South wind around 5 mph.
Tonight
Partly cloudy, with a low around 63. Southeast wind around 5 mph becoming calm.
Tuesday
Mostly sunny, with a high near 83. Light southeast wind becoming south 5 to 10 mph in the morning.
Tuesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. South wind around 5 mph.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Clear, with a low around 64.
Thursday
Sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 84.
Friday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 85.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 68.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Iowa City IA
 41.67°N 91.52°W (Elev. 692 ft)
Last Update:
11:01 am CDT Aug 24, 2026
Forecast Valid:
11am CDT Aug 24, 2026-6pm CDT Aug 30, 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