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.

Mostly Cloudy

85°F

29°C

Humidity 75%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 14 Aug 10:35 am CDT
Extended Forecast for

Rosiclare IL

Extreme Heat Warning August 14, 10:52am until August 16, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 14, 10:52am until August 16, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Today

    High: 96 °F

    Sunny

  • Tonight

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

    Low: 75 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 97 °F

    Hot

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 75. Light south southwest wind.

    Low: 75 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 98. West southwest wind 3 to 6 mph.

    High: 98 °F

    Hot

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 68. Light north northeast wind.

    Low: 68 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 96. Heat index values as high as 109. Southwest wind around 6 mph.
Tonight
Mostly clear, with a low around 75. Calm wind.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 107. Calm wind becoming southwest around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 75. Light south southwest wind.
Sunday
Sunny and hot, with a high near 98. West southwest wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 74. Calm wind.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Calm wind becoming north around 6 mph in the afternoon.
Monday Night
Partly cloudy, with a low around 68. Light north northeast wind.
Tuesday
Sunny, with a high near 89. Light north northeast wind.
Tuesday Night
Mostly clear, with a low around 68. Calm wind.
Wednesday
Sunny, with a high near 94. Calm wind becoming southwest around 6 mph in the afternoon.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 72. Calm wind.
Thursday
Mostly sunny, with a high near 91. Calm wind becoming northwest around 6 mph in the morning.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosiclare IL
 37.42°N 88.35°W
Last Update:
10:36 am CDT Aug 14, 2026
Forecast Valid:
10am CDT Aug 14, 2026-6pm CDT Aug 20, 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