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.

Overcast

63°F

17°C

Humidity 88%
Wind Speed N 7 mph
Barometer 30.24 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 24 Sep 1:55 am CDT
Extended Forecast for

Cave-In-Rock IL

  • Overnight

    Overnight: Patchy drizzle. Mostly cloudy, with a steady temperature around 61. Calm wind.

    Low: 61 °F

    Patchy
    Drizzle

  • Thursday

    Thursday: Patchy drizzle before 8am. Partly sunny, with a high near 79. Calm wind becoming north northeast around 6 mph in the morning.

    High: 79 °F

    Patchy
    Drizzle then
    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. Light north northeast wind.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 79 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 55. Light east northeast wind.

    Low: 55 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 74. Light northeast wind.

    High: 74 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 75. Light east northeast wind.

    High: 75 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Patchy drizzle. Mostly cloudy, with a steady temperature around 61. Calm wind.
Thursday
Patchy drizzle before 8am. Partly sunny, with a high near 79. Calm wind becoming north northeast around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 57. Light north northeast wind.
Friday
Sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 55. Light east northeast wind.
Saturday
Partly sunny, with a high near 74. Light northeast wind.
Saturday Night
Mostly cloudy, with a low around 55. Calm wind.
Sunday
Partly sunny, with a high near 75. Light east northeast wind.
Sunday Night
Partly cloudy, with a low around 53. Calm wind.
Monday
Sunny, with a high near 79. Calm wind becoming east around 5 mph.
Monday Night
Mostly clear, with a low around 55. Calm wind.
Tuesday
A slight chance of showers. Sunny, with a high near 86. Calm wind becoming south around 6 mph in the afternoon.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 65. Southeast wind 5 to 9 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind around 10 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cave-In-Rock IL
 37.46°N 88.18°W
Last Update:
1:26 am CDT Sep 24, 2026
Forecast Valid:
2am CDT Sep 24, 2026-6pm CDT Sep 30, 2026
 
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Additional Resources

Radar & Satellite Image

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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