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

Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Fair

30°F

-1°C

Humidity 94%
Wind Speed S 7 mph
Barometer 29.90 in
Dewpoint 29°F (-2°C)
Visibility 7.00 mi
Wind Chill23°F (-5°C)
Last update 8 Mar 5:15 am CDT
Extended Forecast for

Savanna IL

  • Today

    Today: Sunny, with a high near 62. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 45. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Southwest wind 5 to 10 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 45. South wind around 5 mph.

    Low: 45 °F

    Clear

  • Tuesday

    Tuesday: Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 72. Chance of precipitation is 70%.

    High: 72 °F

    Sunny then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then rain after 1am. Low around 36. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 36 °F

    Showers

  • Wednesday

    Wednesday: Rain likely before 1pm, then a chance of rain and snow. Cloudy, with a high near 44. Chance of precipitation is 70%.

    High: 44 °F

    Rain Likely
    then
    Rain/Snow
    Likely

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 62. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
Mostly clear, with a low around 45. Southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Monday
Sunny, with a high near 69. Southwest wind 5 to 10 mph.
Monday Night
Clear, with a low around 45. South wind around 5 mph.
Tuesday
Showers and thunderstorms likely after 1pm. Mostly sunny, with a high near 72. Chance of precipitation is 70%.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then rain after 1am. Low around 36. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely before 1pm, then a chance of rain and snow. Cloudy, with a high near 44. Chance of precipitation is 70%.
Wednesday Night
Mostly clear, with a low around 23.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 37.
Friday
Mostly cloudy, with a high near 51.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Mostly cloudy, with a high near 43.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Savanna IL
 42.09°N 90.13°W (Elev. 623 ft)
Last Update:
4:26 am CDT Mar 8, 2026
Forecast Valid:
5am CDT Mar 8, 2026-6pm CDT Mar 14, 2026
 
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