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Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Overcast

83°F

28°C

Humidity 68%
Wind Speed SW 5 mph
Barometer 30.28 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 16 Sep 9:55 am CDT
Extended Forecast for

4 Miles SSE Cave-In-Rock IL

Heat Advisory September 16, 10:16am until September 19, 07:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory September 16, 10:16am until September 19, 07:00pm

    NOW until 7:00pm Sat

    Heat Advisory

  • Today

    High: 97 °F

    Hot

  • Tonight

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

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny and hot, with a high near 98. Heat index values as high as 107. West southwest wind 3 to 7 mph.

    High: 98 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. Calm wind.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 96. Light north northeast wind.

    High: 96 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Calm wind.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 98. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 98 °F

    Hot

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72. Light south wind.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny and hot, with a high near 97. Heat index values as high as 106. Southwest wind around 8 mph.
Tonight
Mostly clear, with a low around 74. Light south wind.
Thursday
Sunny and hot, with a high near 98. Heat index values as high as 107. West southwest wind 3 to 7 mph.
Thursday Night
Partly cloudy, with a low around 72. Calm wind.
Friday
Mostly sunny, with a high near 96. Light north northeast wind.
Friday Night
Mostly clear, with a low around 72. Calm wind.
Saturday
Sunny and hot, with a high near 98. Calm wind becoming southwest around 6 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 72. Light south wind.
Sunday
Mostly sunny, with a high near 96. West southwest wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 71. Light south wind.
Monday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 91. West southwest wind 3 to 6 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
A chance of showers. Mostly sunny, with a high near 86. Calm wind becoming north northeast around 5 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Cave-In-Rock IL
 37.41°N 88.15°W
Last Update:
4:25 am CDT Sep 16, 2026
Forecast Valid:
10am CDT Sep 16, 2026-6pm CDT Sep 22, 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