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

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Fair

46°F

8°C

Humidity 61%
Wind Speed SE 8 mph
Barometer 30.21 in (1023.9 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill42°F (6°C)
Last update 6 Nov 8:56 am CST
Extended Forecast for

Savanna IL

  • Today

    Today: Increasing clouds, with a high near 59. South wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 59 °F

    Increasing
    Clouds

  • Tonight

    Tonight: Showers likely, mainly after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 46. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.

    Low: 46 °F

    Showers
    Likely

  • Friday

    Friday: Sunny, with a high near 63. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.

    Low: 34 °F

    Partly Cloudy

  • Saturday

    Saturday: Showers likely, mainly after noon. Mostly cloudy, with a high near 49. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of rain showers, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 23. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance
    Rain/Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 19 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 39.

    High: 39 °F

    Sunny

Detailed Forecast

Today
Increasing clouds, with a high near 59. South wind 5 to 15 mph, with gusts as high as 20 mph.
Tonight
Showers likely, mainly after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around 46. South wind 5 to 15 mph becoming west after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 60%.
Friday
Sunny, with a high near 63. West wind 5 to 10 mph, with gusts as high as 20 mph.
Friday Night
Partly cloudy, with a low around 34. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Showers likely, mainly after noon. Mostly cloudy, with a high near 49. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A chance of rain showers, mixing with snow after 9pm, then gradually ending. Mostly cloudy, with a low around 23. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Mostly clear, with a low around 19.
Monday
Sunny, with a high near 39.
Monday Night
Partly cloudy, with a low around 22.
Veterans Day
Partly sunny, with a high near 51.
Tuesday Night
Partly cloudy, with a low around 33.
Wednesday
Sunny, with a high near 56.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Savanna IL
 42.09°N 90.16°W (Elev. 673 ft)
Last Update:
5:31 am CST Nov 6, 2025
Forecast Valid:
9am CST Nov 6, 2025-6pm CST Nov 12, 2025
 
Forecast Discussion
 
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Additional Resources

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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