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

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

80°F

27°C

Humidity 35%
Wind Speed W 5 mph
Barometer 29.98 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 7 Oct 12:15 pm CDT
Extended Forecast for

Cave-In-Rock IL

  • This Afternoon

    This Afternoon: Sunny, with a high near 82. West southwest wind around 6 mph.

    High: 82 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 58. South southwest wind around 5 mph becoming calm in the evening.

    Low: 58 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming northeast around 5 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 56. Calm wind.

    Low: 56 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 87. Calm wind becoming southeast around 6 mph in the morning.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Light south southeast wind.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 80. Calm wind becoming east 5 to 7 mph in the morning.

    High: 80 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 60. East wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Showers

  • Sunday

    Sunday: Showers likely, mainly before 1pm. Partly sunny, with a high near 73. East wind 8 to 10 mph becoming west in the morning.

    High: 73 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 82. West southwest wind around 6 mph.
Tonight
Clear, with a low around 58. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming northeast around 5 mph.
Thursday Night
Clear, with a low around 56. Calm wind.
Friday
Sunny, with a high near 87. Calm wind becoming southeast around 6 mph in the morning.
Friday Night
Mostly clear, with a low around 60. Light south southeast wind.
Saturday
A 40 percent chance of showers, mainly after 1pm. Partly sunny, with a high near 80. Calm wind becoming east 5 to 7 mph in the morning.
Saturday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 60. East wind 8 to 11 mph, with gusts as high as 21 mph.
Sunday
Showers likely, mainly before 1pm. Partly sunny, with a high near 73. East wind 8 to 10 mph becoming west in the morning.
Sunday Night
Partly cloudy, with a low around 58. West southwest wind around 6 mph becoming calm in the evening.
Columbus Day
Mostly sunny, with a high near 82. Calm wind becoming west southwest around 6 mph in the morning.
Monday Night
Mostly clear, with a low around 60. Light south southwest wind.
Tuesday
Sunny, with a high near 78. West wind 5 to 7 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cave-In-Rock IL
 37.48°N 88.17°W
Last Update:
12:31 pm CDT Oct 7, 2026
Forecast Valid:
12pm CDT Oct 7, 2026-6pm CDT Oct 13, 2026
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation