Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
24°F
-4°C
| Humidity | 68% |
| Wind Speed | SE 6 mph |
| Barometer | 30.24 in |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 17°F (-8°C) |
| Last update | 5 Feb 9:55 am CST |
Extended Forecast for
Harrisburg IL
Today

High: 34 °F
Mostly Cloudy
Tonight

Low: 30 °F
Mostly Cloudy
Friday

High: 48 °F
Increasing
CloudsFriday Night

Low: 24 °F
Mostly Cloudy
Saturday

High: 34 °F
Sunny
Saturday Night

Low: 23 °F
Partly Cloudy
Sunday

High: 52 °F
Mostly Sunny
Sunday Night

Low: 31 °F
Mostly Clear
Monday

High: 58 °F
Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 34. South southeast wind around 6 mph becoming southwest in the afternoon.
Tonight
Mostly cloudy, with a steady temperature around 30. South southwest wind around 6 mph.
Friday
Increasing clouds, with a high near 48. West southwest wind 5 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 24. North northwest wind 6 to 8 mph.
Saturday
Sunny, with a high near 34. North northeast wind around 6 mph becoming calm in the afternoon.
Saturday Night
Partly cloudy, with a low around 23. Calm wind becoming south southeast around 5 mph after midnight.
Sunday
Mostly sunny, with a high near 52. South southwest wind 3 to 7 mph.
Sunday Night
Mostly clear, with a low around 31. Calm wind.
Monday
Sunny, with a high near 58. Light south southwest wind.
Monday Night
Partly cloudy, with a low around 42. Calm wind becoming south southwest around 5 mph after midnight.
Tuesday
A slight chance of showers. Mostly cloudy, with a high near 62. South southwest wind 5 to 8 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 44. South southwest wind around 6 mph.
Wednesday
A chance of showers. Mostly cloudy, with a high near 58. West southwest wind 6 to 8 mph.
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ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.55°W
37.74°N 88.55°W
9:42 am CST Feb 5, 2026
10am CST Feb 5, 2026-6pm CST Feb 11, 2026


