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

Hazardous Weather Conditions

Current conditions at

Iowa City Municipal Airport (KIOW)

Lat: 41.64°NLon: 91.54°WElev: 650ft.

Fair

62°F

17°C

Humidity 37%
Wind Speed N 13 G 23 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 31 Mar 7:52 pm CDT
Extended Forecast for

4 Miles N West Branch IA

  • Tonight

    Tonight: A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 41. North wind around 15 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 48. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    High: 48 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm. Low around 42. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 42 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 70. Breezy, with a southeast wind 15 to 20 mph becoming south 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 70 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers. Mostly cloudy, with a high near 50. Breezy.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 31. Blustery.

    Low: 31 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers after 4am. Mostly cloudy, with a low around 41. North wind around 15 mph, with gusts as high as 20 mph.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 4pm. Cloudy, with a high near 48. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Wednesday Night
Showers and possibly a thunderstorm. Low around 42. East wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Showers and possibly a thunderstorm. High near 70. Breezy, with a southeast wind 15 to 20 mph becoming south 20 to 25 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Partly cloudy, with a low around 39.
Friday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 69.
Friday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 40. Chance of precipitation is 90%.
Saturday
A 30 percent chance of showers. Mostly cloudy, with a high near 50. Breezy.
Saturday Night
Mostly cloudy, with a low around 31. Blustery.
Sunday
Mostly sunny, with a high near 50.
Sunday Night
Mostly clear, with a low around 30.
Monday
Sunny, with a high near 60.
Monday Night
Partly cloudy, with a low around 38.
Tuesday
Mostly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N West Branch IA
 41.73°N 91.34°W (Elev. 751 ft)
Last Update:
8:16 pm CDT Mar 31, 2026
Forecast Valid:
8pm CDT Mar 31, 2026-6pm CDT Apr 7, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation