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

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Fair

65°F

18°C

Humidity 59%
Wind Speed NE 7 mph
Barometer 30.28 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 26 Oct 4:35 pm CDT
Extended Forecast for

Hanover ILSimilar City Names

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 66. East wind around 5 mph.

    High: 66 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 45. East wind 5 to 10 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 70. East wind around 5 mph becoming south in the afternoon.

    High: 70 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 53. South wind around 5 mph.

    Low: 53 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 57. Chance of precipitation is 50%.

    Low: 57 °F

    Partly Cloudy
    then Chance
    T-storms

  • Thursday

    Thursday: A 30 percent chance of showers before 1pm. Partly sunny, with a high near 73.

    High: 73 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 48.

    Low: 48 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely, mainly after 1pm. Partly sunny, with a high near 70. Chance of precipitation is 60%.

    High: 70 °F

    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 66. East wind around 5 mph.
Tonight
Mostly cloudy, with a low around 45. East wind 5 to 10 mph.
Tuesday
Mostly cloudy, with a high near 70. East wind around 5 mph becoming south in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 53. South wind around 5 mph.
Wednesday
Mostly sunny, with a high near 74.
Wednesday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Partly cloudy, with a low around 57. Chance of precipitation is 50%.
Thursday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Showers likely, mainly after 1pm. Partly sunny, with a high near 70. Chance of precipitation is 60%.
Friday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 53.
Saturday
A 40 percent chance of showers. Mostly cloudy, with a high near 70.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 54.
Sunday
A 30 percent chance of showers. Mostly cloudy, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hanover ILSimilar City Names
 42.25°N 90.27°W (Elev. 604 ft)
Last Update:
3:41 pm CDT Oct 26, 2026
Forecast Valid:
4pm CDT Oct 26, 2026-6pm CST Nov 1, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation