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

58°F

14°C

Humidity 41%
Wind Speed NW 9 mph
Barometer 29.64 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 4 May 11:35 pm CDT
Extended Forecast for

Hanover ILSimilar City Names

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 2am and 4am. Increasing clouds, with a low around 45. North wind around 5 mph.

    Low: 45 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Partly sunny, with a high near 60. Calm wind becoming northwest around 5 mph in the morning.

    High: 60 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Northwest wind 5 to 10 mph.

    High: 57 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly between 2am and 4am. Increasing clouds, with a low around 45. North wind around 5 mph.
Tuesday
Partly sunny, with a high near 60. Calm wind becoming northwest around 5 mph in the morning.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 57. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 36.
Thursday
Mostly sunny, with a high near 63.
Thursday Night
Partly cloudy, with a low around 44.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 44.
Saturday
Sunny, with a high near 74.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Sunday
A 40 percent chance of showers. Partly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 66.
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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:
11:41 pm CDT May 4, 2026
Forecast Valid:
11pm CDT May 4, 2026-6pm CDT May 11, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation