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

51°F

11°C

Humidity 91%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Last update 9 Oct 1:55 am CDT
Extended Forecast for

Cave In Rock IL

  • Overnight

    Overnight: Clear, with a low around 53. Calm wind.

    Low: 53 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 60. Light east southeast wind.

    Low: 60 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 70. Light east wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 70%.

    High: 70 °F

    Cloudy then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 1am, then showers likely. Low around 58. East northeast wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 58 °F

    Showers

  • Sunday

    Sunday: A 20 percent chance of showers before 1pm. Partly sunny, with a high near 73. West northwest wind 5 to 7 mph.

    High: 73 °F

    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Calm wind.

    Low: 57 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 84 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 64. South southwest wind around 7 mph.

    Low: 64 °F

    Mostly Clear

Detailed Forecast

Overnight
Clear, with a low around 53. Calm wind.
Friday
Sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 60. Light east southeast wind.
Saturday
Showers likely, with thunderstorms also possible after 4pm. Cloudy, with a high near 70. Light east wind becoming northeast 6 to 11 mph in the morning. Winds could gust as high as 26 mph. Chance of precipitation is 70%.
Saturday Night
Showers and possibly a thunderstorm before 1am, then showers likely. Low around 58. East northeast wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Sunday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 73. West northwest wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 57. Calm wind.
Columbus Day
Sunny, with a high near 84. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Monday Night
Mostly clear, with a low around 64. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 84. Southwest wind around 7 mph.
Tuesday Night
Mostly clear, with a low around 62. South southwest wind around 6 mph.
Wednesday
Sunny, with a high near 81. South wind around 6 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. South wind around 6 mph.
Thursday
A slight chance of showers. Mostly sunny, with a high near 81. South southwest wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cave In Rock IL
 37.53°N 88.26°W
Last Update:
1:26 am CDT Oct 9, 2026
Forecast Valid:
2am CDT Oct 9, 2026-6pm CDT Oct 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation