Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Fair

73°F

23°C

Humidity 32%
Wind Speed NW 9 mph
Barometer 29.85 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 20 Mar 5:15 pm CDT
Extended Forecast for

Savanna IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 40. North wind around 5 mph becoming calm  in the evening.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph becoming southwest in the afternoon.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 49. South wind around 5 mph.

    Low: 49 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 56. North wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 40. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 73. Southeast wind 5 to 10 mph becoming southwest in the afternoon.
Saturday Night
Partly cloudy, with a low around 49. South wind around 5 mph.
Sunday
Mostly cloudy, with a high near 56. North wind 5 to 15 mph, with gusts as high as 20 mph.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Sunny, with a high near 50.
Monday Night
Mostly cloudy, with a low around 33.
Tuesday
Mostly cloudy, with a high near 58.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Mostly cloudy, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 43.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 66.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
Partly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
Savanna IL
 42.09°N 90.13°W (Elev. 623 ft)
2:21 pm CDT Mar 20, 2026
5pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026
 
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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