Dangerous heat and humidity from the central U.S. to East Coast this weekend

Hot and very humid conditions will push the heat index to well over 100 degrees across a large portion of the central and eastern U.S. Excessive Heat Warnings and Heat Advisories are in effect for much of the Plains, Miss. Valley, Midwest, Ohio Valley, Mid-Atlantic and southern states. Be very cautious if you must do outdoor activities in these areas during the afternoon and evening this weekend. Read More >

Current conditions at

Iowa City, Iowa City Municipal Airport (KIOW)

Lat: 41.63°NLon: 91.54°WElev: 666ft.

Fair

25°C

77°F

Humidity 94%
Wind Speed SE 6 km/h
Barometer 1014.4 mb (29.98 in)
Dewpoint 24°C (75°F)
Visibility 16 km
Heat Index26°C (78°F)
Last update 23 Jul 3:52 am CDT
Extended Forecast for

West Branch IA

Excessive Heat Warning until July 23, 07:00pm
Click here for hazard details and duration
Excessive Heat Warning
  •  
    Excessive Heat Warning until July 23, 07:00pm

    NOW until
    7:00pm Sat

    Excessive Heat Warning

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 24. Calm wind.

    Slight Chance
    T-storms

    Low: 24 °C

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 7am and 3pm.  Partly sunny, with a high near 31. Heat index values as high as 38. Southeast wind 5 to 15 km/h.

    Chance
    T-storms

    High: 31 °C

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly cloudy, with a low around 24. Southeast wind 10 to 15 km/h.

    Chance
    T-storms

    Low: 24 °C

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms.  Partly sunny, with a high near 31. South wind 10 to 15 km/h becoming west in the afternoon.

    Chance
    T-storms

    High: 31 °C

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 19.

    Mostly Cloudy

    Low: 19 °C

  • Monday

    Monday: Mostly sunny, with a high near 29.

    Mostly Sunny

    High: 29 °C

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 19.

    Mostly Clear

    Low: 19 °C

  • Tuesday

    Tuesday: Sunny, with a high near 29.

    Sunny

    High: 29 °C

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 24. Calm wind.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 7am and 3pm. Partly sunny, with a high near 31. Heat index values as high as 38. Southeast wind 5 to 15 km/h.
Saturday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 24. Southeast wind 10 to 15 km/h.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 31. South wind 10 to 15 km/h becoming west in the afternoon.
Sunday Night
Mostly cloudy, with a low around 19.
Monday
Mostly sunny, with a high near 29.
Monday Night
Mostly clear, with a low around 19.
Tuesday
Sunny, with a high near 29.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 20.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 28.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 18.
Friday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 27.
Click Map For Forecast
Point Forecast:
West Branch IA
 41.66°N 91.35°W (Elev. 243 m)
3:45 am CDT Jul 23, 2016
4am CDT Jul 23, 2016-6pm CDT Jul 29, 2016
 
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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