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

Hazardous Weather Conditions

Current conditions at

Charles City (KCCY)

Lat: 43.07°NLon: 92.62°WElev: 1125ft.

A Few Clouds

70°F

21°C

Humidity 94%
Wind Speed NE 9 mph
Barometer 29.94 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 3 Sep 7:15 am CDT
Extended Forecast for

Allison IA

  • Today

    Today: A 40 percent chance of showers and thunderstorms, mainly before 11am. Mostly sunny, with a high near 90. Heat index values as high as 101. South wind 5 to 11 mph.

    High: 90 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly clear, with a low around 70. South wind 7 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Mostly Clear
    then Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 8am. Sunny, with a high near 90. Heat index values as high as 102. Southeast wind 6 to 8 mph becoming southwest in the afternoon.

    High: 90 °F

    Slight Chance
    T-storms then
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Light south southeast wind.

    Low: 69 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Light and variable wind becoming east around 6 mph in the morning.

    High: 88 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.

    Low: 67 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Labor Day

    Labor Day: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
A 40 percent chance of showers and thunderstorms, mainly before 11am. Mostly sunny, with a high near 90. Heat index values as high as 101. South wind 5 to 11 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly after 4am. Mostly clear, with a low around 70. South wind 7 to 9 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A 20 percent chance of showers and thunderstorms before 8am. Sunny, with a high near 90. Heat index values as high as 102. Southeast wind 6 to 8 mph becoming southwest in the afternoon.
Friday Night
Mostly clear, with a low around 69. Light south southeast wind.
Saturday
Sunny, with a high near 88. Light and variable wind becoming east around 6 mph in the morning.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 67.
Sunday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 66.
Labor Day
Mostly sunny, with a high near 83.
Monday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 67.
Tuesday
Mostly sunny, with a high near 86.
Tuesday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 66. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Allison IA
 42.75°N 92.78°W
Last Update:
6:31 am CDT Sep 3, 2026
Forecast Valid:
7am CDT Sep 3, 2026-6pm CDT Sep 9, 2026
 
Forecast Discussion
 
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Additional Resources

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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