Hazardous Weather Conditions

Current conditions at

Tri-Township Airport (KSFY)

Lat: 42.05°NLon: 90.11°WElev: 614ft.

Fair

59°F

15°C

Humidity 74%
Wind Speed SE 7 mph
Barometer 29.88 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 6 Oct 9:35 pm CDT
Extended Forecast for

Lanark IL

  • Tonight

    Tonight: Mostly clear, with a low around 53. Southwest wind 5 to 10 mph.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 75. Northwest wind 5 to 10 mph.

    High: 75 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. West wind around 5 mph.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 68. Northwest wind around 5 mph.

    High: 68 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 53. Southwest wind 5 to 10 mph.
Wednesday
Sunny, with a high near 75. Northwest wind 5 to 10 mph.
Wednesday Night
Partly cloudy, with a low around 50. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 68. Northwest wind around 5 mph.
Thursday Night
Mostly clear, with a low around 47.
Friday
Mostly sunny, with a high near 71.
Friday Night
Mostly clear, with a low around 56.
Saturday
Sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Mostly sunny, with a high near 78.
Sunday Night
Partly cloudy, with a low around 55.
Columbus Day
Mostly sunny, with a high near 75.
Monday Night
A 30 percent chance of showers. Partly cloudy, with a low around 54.
Tuesday
A 30 percent chance of showers. Mostly sunny, with a high near 67.
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ABOUT THIS FORECAST

 
Point Forecast:
Lanark IL
 42.11°N 89.83°W (Elev. 883 ft)
8:51 pm CDT Oct 6, 2026
9pm CDT Oct 6, 2026-6pm CDT Oct 13, 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