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

83°F

28°C

Humidity 69%
Wind Speed SW 18 mph
Barometer 29.60 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 17 Jun 9:35 pm CDT
Extended Forecast for

Cave-In-Rock IL

  • Tonight

    Tonight: Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Some of the storms could produce heavy rainfall. Low around 73. West southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.

    Low: 73 °F

    Mostly Cloudy
    then Heavy
    Rain

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 85. West southwest wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 20%.

    High: 85 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 63 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: Mostly sunny, with a high near 82. Light north wind.

    High: 82 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 62. Calm wind.

    Low: 62 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. Light south wind.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.

    Low: 66 °F

    Partly Cloudy
    then Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 84 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Mostly cloudy, with a low around 69. Southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 69 °F

    Showers

Detailed Forecast

Tonight
Showers and thunderstorms likely before 2am, then showers and possibly a thunderstorm between 2am and 3am, then a chance of showers and thunderstorms after 3am. Some of the storms could produce heavy rainfall. Low around 73. West southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%.
Thursday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 11am. Mostly cloudy, then gradually becoming sunny, with a high near 85. West southwest wind 5 to 7 mph becoming northwest in the afternoon. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 63. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Juneteenth
Mostly sunny, with a high near 82. Light north wind.
Friday Night
Mostly clear, with a low around 62. Calm wind.
Saturday
Mostly sunny, with a high near 84. Light south wind.
Saturday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 66. Calm wind.
Sunday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 84. Light south wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Sunday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 69. Southwest wind around 11 mph, with gusts as high as 21 mph.
Monday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 81. West southwest wind around 10 mph becoming north northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 63. North wind 5 to 7 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 81. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Calm wind.
Wednesday
Mostly sunny, with a high near 83. Calm wind.
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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:
9:16 pm CDT Jun 17, 2026
Forecast Valid:
9pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
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