Dangerous Heat and Humidity Building from the Plains to the East Coast

A strengthening ridge of high pressure will produce much above average temperatures from the Plains to the East Coast, a true summer heat wave. Highs in the 90s and triple digits combined w/ humidity and dewpoints surging into the upper 70s, if not low 80s, will create heat indices as high as 110 to 115 through this weekend. Air quality will likely be poor due to haze and little air circulation. Read More >

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Mostly Cloudy

75°F

24°C

Humidity 79%
Wind Speed S 8 mph
Barometer 29.81 in (1009.0 mb)
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 18 Jul 3:52 am CDT
Extended Forecast for

7 Miles SSW Tipton IA

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

    NOW until
    7:00pm Sat

    Excessive Heat Warning

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly after 5am.  Mostly cloudy, with a low around 72. South wind around 10 mph.

    Chance
    T-storms

    Low: 72 °F

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms, mainly before 9am.  Mostly sunny and hot, with a high near 96. Heat index values as high as 110. South wind 10 to 15 mph, with gusts as high as 25 mph.

    Chance
    T-storms then
    Mostly Sunny

    High: 96 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 79. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Mostly Clear

    Low: 79 °F

  • Friday

    Friday: Sunny and hot, with a high near 97. Heat index values as high as 110. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Hot

    High: 97 °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 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 72.

    Chance
    T-storms

    Low: 72 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a high near 86.

    Chance
    T-storms

    High: 86 °F

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, with a low around 72. South wind around 10 mph.
Thursday
A 30 percent chance of showers and thunderstorms, mainly before 9am. Mostly sunny and hot, with a high near 96. Heat index values as high as 110. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 79. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Sunny and hot, with a high near 97. Heat index values as high as 110. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 78.
Saturday
Mostly sunny and hot, with a high near 95.
Saturday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 62.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
7 Miles SSW Tipton IA
 41.68°N 91.17°W (Elev. 699 ft)
3:31 am CDT Jul 18, 2019
4am CDT Jul 18, 2019-6pm CDT Jul 24, 2019
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database