Major Heat Wave Expected for Two-Thirds of the U.S.

A dangerous and widespread summer heat wave is expected through this upcoming weekend across much of the Central and Eastern U.S. A large dome of high pressure will allow high temperatures to surge into the 90s and 100s in many locations, while heat indices will top 100 and approach 110 degrees or higher. There also will be no relief at night, as low temperatures remain in the upper 70s and 80s. Read More >

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Fair

74°F

23°C

Humidity 85%
Wind Speed Calm
Barometer 29.93 in (1012.8 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Last update 17 Jul 4:52 am CDT
Extended Forecast for

Iowa City IA

Excessive Heat Warning July 17, 01:00pm until July 20, 07:00pm
Click here for hazard details and duration
Excessive Heat Warning
  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm.  Mostly sunny, with a high near 93. Heat index values as high as 102. Light southeast wind becoming south 5 to 10 mph in the morning.

    Mostly Sunny
    then Slight
    Chance
    T-storms

    High: 93 °F

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 77. Southeast wind 10 to 15 mph.  New rainfall amounts between a quarter and half of an inch possible.

    Chance
    T-storms

    Low: 77 °F

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms before 1pm.  Mostly sunny and hot, with a high near 97. Heat index values as high as 111. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Slight Chance
    T-storms

    High: 97 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 80. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 80 °F

  • Friday

    Friday: Sunny and hot, with a high near 99.

    Hot

    High: 99 °F

  • Friday
    Night

    Friday Night: Mostly clear, with a low around 78.

    Mostly Clear

    Low: 78 °F

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 95.

    Hot

    High: 95 °F

  • Saturday
    Night

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

    Partly Cloudy
    then Chance
    T-storms

    Low: 73 °F

  • Sunday

    Sunday: Partly sunny, with a high near 90.

    Partly Sunny

    High: 90 °F

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Mostly sunny, with a high near 93. Heat index values as high as 102. Light southeast wind becoming south 5 to 10 mph in the morning.
Tonight
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77. Southeast wind 10 to 15 mph. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny and hot, with a high near 97. Heat index values as high as 111. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 80. Southwest wind around 10 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 78.
Saturday
Mostly sunny and hot, with a high near 95.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.
Sunday
Partly sunny, with a high near 90.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Mostly sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 65.
Tuesday
Sunny, with a high near 86.
Click Map For Forecast
Point Forecast:
Iowa City IA
 41.67°N 91.52°W (Elev. 692 ft)
4:00 am CDT Jul 17, 2019
5am CDT Jul 17, 2019-6pm CDT Jul 23, 2019
 
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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