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Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

84°F

29°C

Humidity 80%
Wind Speed S 12 mph
Barometer 30.03 in (1016.9 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 18 Aug 10:56 am CDT
Extended Forecast for

Princeton IA

Heat Advisory August 18, 12:00pm until August 18, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89. Heat index values as high as 103. South wind around 10 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph.

    Low: 71 °F

    Chance
    T-storms and
    Patchy Fog

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Northwest wind 5 to 10 mph.

    High: 86 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. North wind around 5 mph.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 89. Heat index values as high as 103. South wind around 10 mph.
Tonight
A 50 percent chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 71. Southwest wind around 5 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 86. Northwest wind 5 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 67. North wind around 5 mph.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 60.
Friday
Mostly sunny, with a high near 83.
Friday Night
Partly cloudy, with a low around 62.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Princeton IA
 41.66°N 90.35°W (Elev. 633 ft)
Last Update:
11:01 am CDT Aug 18, 2025
Forecast Valid:
11am CDT Aug 18, 2025-6pm CDT Aug 24, 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