Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
78°F
26°C
| Humidity | 91% |
| Wind Speed | Calm |
| Barometer | 29.97 in |
| Dewpoint | 75°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 81°F (27°C) |
| Last update | 5 Sep 7:55 am CDT |
Extended Forecast for
Thompsonville IL
Extreme Heat Warning September 5, 08:19am until September 5, 08:00pm
NOW until 8:00pm Sat

Extreme Heat Warning
Today

High: 100 °F
Hot
Tonight
Low: 71 °F
Chance
Showers then
Mostly ClearSunday

High: 92 °F
Sunny
Sunday Night

Low: 63 °F
Mostly Clear
Labor Day

High: 90 °F
Sunny
Monday Night

Low: 65 °F
Mostly Clear
Tuesday

High: 95 °F
Sunny
Tuesday Night

Low: 72 °F
Mostly Clear
Detailed Forecast
Today
Sunny and hot, with a high near 100. Heat index values as high as 105. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 71. Calm wind becoming north northeast around 5 mph after midnight.
Sunday
Sunny, with a high near 92. Northeast wind 6 to 11 mph.
Sunday Night
Mostly clear, with a low around 63. Northeast wind 5 to 10 mph becoming light east northeast after midnight.
Labor Day
Sunny, with a high near 90. East northeast wind 3 to 8 mph.
Monday Night
Mostly clear, with a low around 65. East wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 95. Calm wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 72. South wind 5 to 9 mph.
Wednesday
Sunny and hot, with a high near 98. South southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Wednesday Night
A slight chance of showers after 1am. Mostly clear, with a low around 70. Southwest wind around 6 mph.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Northwest wind 5 to 8 mph.
Thursday Night
Partly cloudy, with a low around 65. North wind around 5 mph becoming calm in the evening.
Friday
A slight chance of showers. Sunny, with a high near 88. Calm wind becoming south 5 to 7 mph in the morning.
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ABOUT THIS FORECAST
Point Forecast:
Thompsonville IL
37.91°N 88.74°W
37.91°N 88.74°W
1:26 am CDT Sep 5, 2026
8am CDT Sep 5, 2026-6pm CDT Sep 11, 2026



