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.

Overcast

68°F

20°C

Humidity 97%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 67°F (19°C)
Visibility 7.00 mi
Last update 5 Aug 2:15 am CDT
Extended Forecast for

Cave-In-Rock IL

  • Overnight

    Overnight: Areas of fog. Otherwise, partly cloudy, with a low around 65. Calm wind.

    Low: 65 °F

    Areas Fog

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 85 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Areas of fog after midnight. Otherwise, mostly clear, with a low around 67. Calm wind.

    Low: 67 °F

    Slight Chance
    T-storms then
    Areas Fog

  • Wednesday

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

    High: 88 °F

    Areas Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 89. Light east wind.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 68. Calm wind.

    Low: 68 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90. Light south southeast wind.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 69. Light east southeast wind.

    Low: 69 °F

    Mostly Clear

Detailed Forecast

Overnight
Areas of fog. Otherwise, partly cloudy, with a low around 65. Calm wind.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 85. Calm wind becoming northeast around 5 mph in the afternoon.
Tuesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Areas of fog after midnight. Otherwise, mostly clear, with a low around 67. Calm wind.
Wednesday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 88. Calm wind.
Wednesday Night
Mostly clear, with a low around 68. Calm wind.
Thursday
Sunny, with a high near 89. Light east wind.
Thursday Night
Mostly clear, with a low around 68. Calm wind.
Friday
Sunny, with a high near 90. Light south southeast wind.
Friday Night
Mostly clear, with a low around 69. Light east southeast 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
A slight chance of showers and thunderstorms. Sunny, with a high near 90. Calm wind becoming south southwest around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 92. Calm wind becoming south southwest around 5 mph in the afternoon.
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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:
1:31 am CDT Aug 5, 2025
Forecast Valid:
2am CDT Aug 5, 2025-6pm CDT Aug 11, 2025
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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