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Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

87°F

31°C

Humidity 76%
Wind Speed Calm
Barometer 29.85 in
Dewpoint 79°F (26°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 20 Jul 7:15 pm CDT
Extended Forecast for

Rosiclare IL

Heat Advisory July 20, 07:31pm until July 21, 11:00am
Extreme Heat Warning July 21, 11:00am until July 21, 07:00pm
Click here for hazard details and duration
Heat Advisory
Extreme Heat Warning
  •  
    Heat Advisory July 20, 07:31pm until July 21, 11:00am

    NOW until 11:00am Tue

    Heat Advisory

  • Tonight

    Low: 76 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 94. Heat index values as high as 112. West southwest wind 3 to 6 mph.

    High: 94 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Light north wind.

    Low: 69 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 82. North wind 3 to 7 mph.

    High: 82 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 61. North northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming northeast around 6 mph in the morning.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. Light north northeast wind.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 81. Light east northeast wind.

    High: 81 °F

    Partly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 76. Calm wind.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly sunny, with a high near 94. Heat index values as high as 112. West southwest wind 3 to 6 mph.
Tuesday Night
A 20 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Light north wind.
Wednesday
Sunny, with a high near 82. North wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 61. North northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 78. Calm wind becoming northeast around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 61. Light north northeast wind.
Friday
Partly sunny, with a high near 81. Light east northeast wind.
Friday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Calm wind.
Saturday
A slight chance of showers before 1pm. Mostly sunny, with a high near 86. Light and variable wind.
Saturday Night
Mostly clear, with a low around 68. Calm wind.
Sunday
Sunny, with a high near 91. Light and variable wind.
Sunday Night
Mostly clear, with a low around 71. Calm wind.
Monday
Sunny, with a high near 93. Calm wind becoming southwest 5 to 7 mph in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Rosiclare IL
 37.42°N 88.35°W
Last Update:
4:31 pm CDT Jul 20, 2026
Forecast Valid:
7pm CDT Jul 20, 2026-6pm CDT Jul 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation