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Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Thunderstorm Light Rain in Vicinity

42°F

6°C

Humidity 70%
Wind Speed E 7 mph
Barometer 29.38 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 15 Mar 8:55 am CDT
Extended Forecast for

Savanna IL

High Wind Warning March 15, 07:00pm until March 16, 01:00pm
Blizzard Warning March 15, 07:00pm until March 16, 01:00pm
Click here for hazard details and duration
High Wind Warning
Blizzard Warning

  • Today

    Today: Showers and possibly a thunderstorm before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 54. Breezy, with a southeast wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 54 °F

    Showers and
    Breezy

  • Tonight

    Tonight: Rain likely before 9pm, then snow. The snow could be heavy at times. Some thunder is also possible. Patchy blowing snow after 8pm. Low around 16. Blustery, with a northwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Rain/Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: A 50 percent chance of snow, mainly before 1pm. Patchy blowing snow. Mostly cloudy, with a steady temperature around 19. Wind chill values as low as zero. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph. New snow accumulation of around an inch possible.

    High: 19 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -5. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 4 °F

    Decreasing
    Clouds

  • Tuesday

    Tuesday: Mostly sunny, with a high near 25.

    High: 25 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow. Low around 17. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 17 °F

    Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 44.

    High: 44 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Today
Showers and possibly a thunderstorm before 4pm, then rain likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 54. Breezy, with a southeast wind 15 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 35 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Rain likely before 9pm, then snow. The snow could be heavy at times. Some thunder is also possible. Patchy blowing snow after 8pm. Low around 16. Blustery, with a northwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday
A 50 percent chance of snow, mainly before 1pm. Patchy blowing snow. Mostly cloudy, with a steady temperature around 19. Wind chill values as low as zero. Blustery, with a northwest wind 20 to 25 mph, with gusts as high as 40 mph. New snow accumulation of around an inch possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Wind chill values as low as -5. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Snow. Low around 17. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 53.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Mostly cloudy, with a high near 60.
Friday Night
Mostly cloudy, with a low around 35.
Saturday
Mostly sunny, with a high near 54.
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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:
7:36 am CDT Mar 15, 2026
Forecast Valid:
9am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation