Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fog/Mist
76°F
24°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 30.07 in |
| Dewpoint | 76°F (24°C) |
| Visibility | 4.00 mi |
| Heat Index | 75°F (24°C) |
| Last update | 15 Aug 1:15 am CDT |
Extended Forecast for
2 Miles WNW McLeansboro IL
Extreme Heat Warning August 15, 01:20am until August 16, 08:00pm
NOW until 8:00pm Sun

Extreme Heat Warning
Overnight

Low: 75 °F
Mostly Clear
Saturday

High: 97 °F
Hot
Saturday Night

Low: 76 °F
Clear
Sunday

High: 97 °F
Hot
Sunday Night

Low: 72 °F
Chance
T-stormsMonday

High: 88 °F
Mostly Sunny
Monday Night

Low: 66 °F
Partly Cloudy
Tuesday

High: 89 °F
Sunny
Detailed Forecast
Overnight
Mostly clear, with a low around 75. Light and variable wind.
Saturday
Sunny and hot, with a high near 97. Heat index values as high as 105. Light and variable wind becoming south southwest 5 to 7 mph in the morning.
Saturday Night
Clear, with a low around 76. Calm wind becoming southwest 5 to 7 mph in the evening.
Sunday
Mostly sunny and hot, with a high near 97. Heat index values as high as 105. West wind 6 to 8 mph.
Sunday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 88. North northwest wind 3 to 8 mph.
Monday Night
Partly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 89. Calm wind.
Tuesday Night
Mostly clear, with a low around 70. Calm wind becoming south around 5 mph after midnight.
Wednesday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 94. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. North wind 6 to 10 mph.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. North northeast wind 5 to 9 mph.
Thursday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62. Northeast wind 3 to 7 mph.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 84. Northeast wind 3 to 8 mph.
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ABOUT THIS FORECAST
Point Forecast:
2 Miles WNW McLeansboro IL
38.1°N 88.56°W
38.1°N 88.56°W
1:16 am CDT Aug 15, 2026
1am CDT Aug 15, 2026-6pm CDT Aug 21, 2026



