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

81°F

27°C

Humidity 88%
Wind Speed SW 3 mph
Barometer 30.04 in
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index88°F (31°C)
Last update 30 Jun 9:55 pm CDT
Extended Forecast for

3 Miles ESE Cave-In-Rock IL

Extreme Heat Warning June 30, 09:59pm until July 3, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning June 30, 09:59pm until July 3, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • Tonight

    Low: 73 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Heat index values as high as 107. Light and variable wind.

    High: 94 °F

    Sunny

  • Wednesday Night

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

    Low: 75 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Heat index values as high as 109. Calm wind.

    High: 95 °F

    Sunny

  • Thursday Night

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

    Low: 75 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Calm wind.

    High: 94 °F

    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Slight Chance
    T-storms

  • Independence Day

    Independence Day: A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Light and variable wind.

    High: 93 °F

    Chance
    T-storms

Detailed Forecast

Tonight
Clear, with a low around 73. Calm wind.
Wednesday
Sunny, with a high near 94. Heat index values as high as 107. Light and variable wind.
Wednesday Night
Mostly clear, with a low around 75. Calm wind.
Thursday
Sunny, with a high near 95. Heat index values as high as 109. Calm wind.
Thursday Night
Mostly clear, with a low around 75. Calm wind.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 94. Calm wind.
Friday Night
A 20 percent 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. Mostly sunny, with a high near 93. Light and variable wind.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Calm wind.
Sunday
A chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 92. Light and variable wind.
Sunday Night
A slight 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 91. Calm wind becoming west northwest around 5 mph in the afternoon.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Calm wind becoming west southwest around 5 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Cave-In-Rock IL
 37.46°N 88.12°W
Last Update:
2:20 pm CDT Jun 30, 2026
Forecast Valid:
9pm CDT Jun 30, 2026-6pm CDT Jul 7, 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