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.

Fair

88°F

31°C

Humidity 69%
Wind Speed S 9 mph
Barometer 29.99 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index100°F (38°C)
Last update 29 Jun 6:55 pm CDT
Extended Forecast for

5 Miles NNE Cave-In-Rock IL

Extreme Heat Warning June 29, 07:11pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 07:11pm until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 93 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74. Light south wind.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Heat index values as high as 105. Light and variable wind.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 76. Calm wind.

    Low: 76 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 75. Calm wind.

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind.

    High: 91 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 74. South southwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 93. Heat index values as high as 105. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 74. Light south wind.
Wednesday
Sunny, with a high near 94. Heat index values as high as 105. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 76. Calm wind.
Thursday
Sunny, with a high near 94. Calm wind.
Thursday Night
Mostly clear, with a low around 75. Calm wind.
Friday
A chance of showers and thunderstorms. Sunny, with a high near 91. Calm wind.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 74. Calm wind.
Independence Day
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 90. Calm wind.
Saturday Night
Partly cloudy, with a low around 74. Calm wind.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Light south southwest wind.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Calm wind becoming west southwest around 5 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNE Cave-In-Rock IL
 37.55°N 88.14°W
Last Update:
6:01 pm CDT Jun 29, 2026
Forecast Valid:
7pm CDT Jun 29, 2026-6pm CDT Jul 6, 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