Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Mostly Cloudy

35°F

2°C

Humidity 52%
Wind Speed S 3 mph
Barometer 30.39 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 24 Mar 12:15 am CDT
Extended Forecast for

Savanna IL

  • Overnight

    Overnight: Cloudy, with a steady temperature around 34. South wind around 5 mph, with gusts as high as 20 mph.

    Low: 34 °F

    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54. South wind 5 to 10 mph.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. South wind around 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 67. Southwest wind 5 to 10 mph.

    High: 67 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: A 30 percent chance of rain after 1pm.  Partly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Cloudy, with a steady temperature around 34. South wind around 5 mph, with gusts as high as 20 mph.
Tuesday
Partly sunny, with a high near 54. South wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 38. South wind around 5 mph.
Wednesday
Mostly cloudy, with a high near 67. Southwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
A 30 percent chance of rain after 1pm. Partly sunny, with a high near 72.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 47.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 53.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Partly sunny, with a high near 59.
Sunday Night
Partly cloudy, with a low around 39.
Monday
Partly sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Savanna IL
 42.09°N 90.13°W (Elev. 623 ft)
9:31 pm CDT Mar 23, 2026
12am CDT Mar 24, 2026-6pm CDT Mar 30, 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