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

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Overcast

68°F

20°C

Humidity 76%
Wind Speed NE 9 mph
Barometer 30.10 in (1018.9 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 17 Jul 11:52 am CDT
Extended Forecast for

West Branch IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 74. North wind around 5 mph.

    High: 74 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 61. Northeast wind around 5 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Southeast wind 5 to 10 mph.

    High: 80 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. Southeast wind around 5 mph.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.

    High: 86 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.

    High: 83 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

    Low: 69 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 74. North wind around 5 mph.
Tonight
Partly cloudy, with a low around 61. Northeast wind around 5 mph.
Friday
A 20 percent chance of showers and thunderstorms after noon. Partly sunny, with a high near 80. Southeast wind 5 to 10 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 69. Southeast wind around 5 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 69.
Sunday
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 83.
Sunday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.
Monday
A 30 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 88.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72.
Tuesday
Sunny, with a high near 92.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
Sunny, with a high near 92.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
West Branch IA
 41.66°N 91.35°W (Elev. 797 ft)
Last Update:
10:45 am CDT Jul 17, 2025
Forecast Valid:
12pm CDT Jul 17, 2025-6pm CDT Jul 23, 2025
 
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