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

Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Mostly Cloudy

82°F

28°C

Humidity 66%
Wind Speed Calm
Barometer 30.15 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 5 Aug 4:35 pm CDT
Extended Forecast for

Cave-In-Rock IL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind.

    High: 85 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 7pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Chance
    T-storms then
    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Calm wind.

    High: 88 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 90. Calm wind.

    High: 90 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 69. Calm wind.

    Low: 69 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 92. Light south southeast wind.

    High: 92 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 70. Calm wind.

    Low: 70 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.

    High: 91 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind.
Tonight
A 30 percent chance of showers and thunderstorms before 7pm. Patchy fog after 3am. Otherwise, partly cloudy, with a low around 67. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 88. Calm wind.
Wednesday Night
Mostly clear, with a low around 67. Calm wind.
Thursday
Sunny, with a high near 90. Calm wind.
Thursday Night
Clear, with a low around 69. Calm wind.
Friday
Sunny, with a high near 92. Light south southeast wind.
Friday Night
Mostly clear, with a low around 70. Calm wind.
Saturday
Sunny, with a high near 91. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 70. Light southeast wind.
Sunday
Sunny, with a high near 92. Calm wind becoming south around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 71. Light south wind.
Monday
A slight chance of showers and thunderstorms. Sunny, with a high near 92. Calm wind becoming south southwest around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Cave-In-Rock IL
 37.46°N 88.18°W
Last Update:
4:32 pm CDT Aug 5, 2025
Forecast Valid:
4pm CDT Aug 5, 2025-6pm CDT Aug 11, 2025
 
Forecast Discussion
 
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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