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.

Thunderstorm Light Rain

61°F

16°C

Humidity 94%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 59°F (15°C)
Visibility 5.00 mi
Last update 4 Mar 11:55 pm CST
Extended Forecast for

Cave-In-Rock IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 2am, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 60. South southwest wind 6 to 8 mph. Chance of precipitation is 80%.

    Low: 60 °F

    Heavy Rain

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before noon. High near 70. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.

    High: 70 °F

    Showers and
    Patchy Fog

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms, mainly between 10pm and 3am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 59. South wind 3 to 7 mph.

    Low: 59 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers after noon. Partly sunny, with a high near 78. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 78 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 63. South wind 6 to 9 mph, with gusts as high as 20 mph.

    Low: 63 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 70. South southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.

    High: 70 °F

    Showers then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 45. West northwest wind around 5 mph becoming calm in the evening.

    Low: 45 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers before noon. Mostly sunny, with a high near 64. Light and variable wind.

    High: 64 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 2am, then showers likely and possibly a thunderstorm after 2am. Some of the storms could produce heavy rainfall. Low around 60. South southwest wind 6 to 8 mph. Chance of precipitation is 80%.
Thursday
Showers and possibly a thunderstorm, mainly before 3pm, then a chance of showers and thunderstorms after 3pm. Patchy fog before noon. High near 70. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 80%.
Thursday Night
A 20 percent chance of showers and thunderstorms, mainly between 10pm and 3am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 59. South wind 3 to 7 mph.
Friday
A 30 percent chance of showers after noon. Partly sunny, with a high near 78. South southwest wind 6 to 14 mph, with gusts as high as 22 mph.
Friday Night
A 50 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 63. South wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday
Showers and possibly a thunderstorm. High near 70. South southwest wind 6 to 9 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 90%.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 45. West northwest wind around 5 mph becoming calm in the evening.
Sunday
A slight chance of showers before noon. Mostly sunny, with a high near 64. Light and variable wind.
Sunday Night
Partly cloudy, with a low around 47. Calm wind.
Monday
A slight chance of showers. Mostly sunny, with a high near 75. Calm wind becoming southwest 5 to 8 mph in the morning.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 61. South southwest wind 5 to 7 mph.
Tuesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South southwest wind 7 to 14 mph, with gusts as high as 22 mph.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 56. South wind 9 to 11 mph, with gusts as high as 23 mph.
Wednesday
Showers. Mostly cloudy, with a high near 65. Southwest wind 10 to 13 mph, with gusts as high as 22 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:
11:12 pm CST Mar 4, 2026
Forecast Valid:
12am CST Mar 5, 2026-6pm CDT Mar 11, 2026
 
Forecast Discussion
 
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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