Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
40°F
4°C
| Humidity | 66% |
| Wind Speed | N 3 mph |
| Barometer | 30.33 in |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 11 Feb 10:35 am CST |
Extended Forecast for
Harrisburg IL
Today

High: 48 °F
Sunny
Tonight

Low: 29 °F
Partly Cloudy
Thursday

High: 49 °F
Mostly Cloudy
Thursday Night

Low: 31 °F
Mostly Cloudy
Friday

High: 55 °F
Mostly Sunny
Friday Night

Low: 36 °F
Mostly Cloudy
Saturday

High: 52 °F
Chance
ShowersSaturday Night

Low: 43 °F
Chance
ShowersSunday
High: 54 °F
Chance
Showers then
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 48. North wind 3 to 8 mph.
Tonight
Partly cloudy, with a low around 29. North wind around 5 mph becoming calm in the evening.
Thursday
Mostly cloudy, with a high near 49. Calm wind.
Thursday Night
Mostly cloudy, with a low around 31. Calm wind.
Friday
Mostly sunny, with a high near 55. Light southeast wind.
Friday Night
Mostly cloudy, with a low around 36. Calm wind.
Saturday
A 40 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 52. Calm wind becoming east around 6 mph in the afternoon.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 43. East wind around 6 mph.
Sunday
A chance of showers before noon. Mostly sunny, with a high near 54. East northeast wind 6 to 8 mph becoming north in the afternoon.
Sunday Night
Partly cloudy, with a low around 39. North wind around 5 mph becoming calm in the evening.
Washington's Birthday
Mostly sunny, with a high near 59. Calm wind becoming south southeast around 6 mph in the morning.
Monday Night
Mostly cloudy, with a low around 45. South southeast wind 3 to 6 mph.
Tuesday
Mostly cloudy, with a high near 65. South wind 7 to 14 mph, with gusts as high as 23 mph.
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ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.58°W
37.74°N 88.58°W
10:37 am CST Feb 11, 2026
10am CST Feb 11, 2026-6pm CST Feb 17, 2026


