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

64°F

18°C

Humidity 93%
Wind Speed NA
Barometer 30.20 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 3 Oct 11:35 pm CDT
Extended Forecast for

Cave In Rock IL

  • Tonight

    Tonight: Patchy fog after 4am. Otherwise, clear, with a low around 61. Calm wind.

    Low: 61 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.

    High: 85 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 57. Calm wind.

    Low: 57 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 84. South wind 3 to 6 mph.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 63. Calm wind.

    Low: 63 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers. Mostly sunny, with a high near 82. Calm wind becoming south southeast around 5 mph.

    High: 82 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms. Partly sunny, with a high near 80. Light and variable wind.

    High: 80 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers, mainly after 1am. Mostly cloudy, with a low around 59. Calm wind becoming north northeast around 6 mph after midnight.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog after 4am. Otherwise, clear, with a low around 61. Calm wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 85. Calm wind becoming southeast around 6 mph in the afternoon.
Saturday Night
Clear, with a low around 57. Calm wind.
Sunday
Sunny, with a high near 84. South wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 63. Calm wind.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 82. Calm wind becoming south southeast around 5 mph.
Monday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 63. Calm wind.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 80. Light and variable wind.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 59. Calm wind becoming north northeast around 6 mph after midnight.
Wednesday
Mostly sunny, with a high near 75. Northeast wind 6 to 8 mph.
Wednesday Night
Mostly clear, with a low around 53. North northeast wind around 6 mph.
Thursday
Sunny, with a high near 73. East northeast wind around 6 mph.
Thursday Night
Mostly clear, with a low around 51. Calm wind.
Friday
Sunny, with a high near 76. Light south southwest wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cave In Rock IL
 37.55°N 88.23°W
Last Update:
11:01 pm CDT Oct 3, 2025
Forecast Valid:
11pm CDT Oct 3, 2025-6pm CDT Oct 10, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation