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

66°F

19°C

Humidity 89%
Wind Speed SW 10 G 20 mph
Barometer 29.95 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 10 Mar 2:55 am CDT
Extended Forecast for

Cave In Rock IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 62. South southwest wind around 9 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 78. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 78 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, with a low around 66. South southwest wind 13 to 15 mph, with gusts as high as 25 mph.

    Low: 66 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 71. Southwest wind 14 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%.

    High: 71 °F

    Showers
    Likely then
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 36. North northwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

    Low: 36 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 53. North northwest wind 3 to 6 mph.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Light south southeast wind becoming south southwest 9 to 14 mph in the evening. Winds could gust as high as 23 mph.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 63. South southwest wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 63 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 41. West southwest wind around 5 mph becoming light and variable.

    Low: 41 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 62. South southwest wind around 9 mph.
Tuesday
A 10 percent chance of showers after 5pm. Mostly cloudy, with a high near 78. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms, mainly after midnight. Cloudy, with a low around 66. South southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Wednesday
Showers and possibly a thunderstorm. High near 71. Southwest wind 14 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 100%.
Wednesday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 36. North northwest wind 9 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.
Thursday
Sunny, with a high near 53. North northwest wind 3 to 6 mph.
Thursday Night
Partly cloudy, with a low around 40. Light south southeast wind becoming south southwest 9 to 14 mph in the evening. Winds could gust as high as 23 mph.
Friday
Partly sunny, with a high near 63. South southwest wind 9 to 14 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 41. West southwest wind around 5 mph becoming light and variable.
Saturday
Sunny, with a high near 68. East southeast wind 5 to 9 mph becoming south in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 55. South wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 67. South southwest wind 13 to 16 mph becoming west in the afternoon. Winds could gust as high as 29 mph.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Monday
A slight chance of snow showers. Mostly sunny, with a high near 38. Northwest wind around 11 mph, with gusts as high as 21 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Cave In Rock IL
 37.53°N 88.23°W
Last Update:
2:26 am CDT Mar 10, 2026
Forecast Valid:
3am CDT Mar 10, 2026-6pm CDT Mar 16, 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