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Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

90°F

32°C

Humidity 65%
Wind Speed S 10 mph
Barometer 30.01 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index103°F (39°C)
Last update 29 Jun 5:35 pm CDT
Extended Forecast for

4 Miles SW Harrisburg-Raleigh Airport IL

Extreme Heat Warning June 29, 05:46pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 29, 05:46pm until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 75 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 95. Heat index values as high as 105. Calm wind becoming south southwest 5 to 7 mph in the morning.

    High: 95 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 74. South wind around 5 mph becoming calm in the evening.

    Low: 74 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 96 °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 96. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 96 °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, mainly after 1pm. Sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the afternoon.

    High: 93 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 75. South southwest wind 5 to 9 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 95. Heat index values as high as 105. Calm wind becoming south southwest 5 to 7 mph in the morning.
Tuesday Night
Clear, with a low around 74. South wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming south southwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 76. Calm wind.
Thursday
Sunny, with a high near 96. Calm wind becoming south southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 75. Calm wind.
Friday
A chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 93. Calm wind becoming south southwest around 5 mph in the afternoon.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 75. Calm wind.
Independence Day
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 93. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 75. Calm wind.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 92. Light and variable wind.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Calm wind becoming west around 6 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW Harrisburg-Raleigh Airport IL
 37.79°N 88.61°W
Last Update:
3:06 pm CDT Jun 29, 2026
Forecast Valid:
5pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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