Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
71°F
22°C
| Humidity | 50% |
| Wind Speed | S 8 mph |
| Barometer | 29.96 in |
| Dewpoint | 51°F (11°C) |
| Visibility | 10.00 mi |
| Last update | 25 Mar 11:35 pm CDT |
Extended Forecast for
Harrisburg IL
Tonight

Low: 66 °F
Mostly Clear
Thursday

High: 85 °F
Sunny
Thursday Night
Low: 48 °F
Partly Cloudy
then Chance
T-stormsFriday

High: 58 °F
Showers
LikelyFriday Night

Low: 33 °F
Mostly Clear
Saturday

High: 57 °F
Sunny
Saturday Night

Low: 38 °F
Partly Cloudy
Sunday

High: 68 °F
Mostly Sunny
Sunday Night

Low: 55 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a steady temperature around 66. South southwest wind 9 to 13 mph, with gusts as high as 23 mph.
Thursday
Sunny, with a high near 85. Southwest wind 13 to 18 mph, with gusts as high as 26 mph.
Thursday Night
A 50 percent chance of showers and thunderstorms after 1am. Increasing clouds, with a low around 48. South southwest wind 11 to 15 mph, with gusts as high as 28 mph.
Friday
Showers likely and possibly a thunderstorm. Cloudy, then gradually becoming mostly sunny, with a high near 58. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Friday Night
Mostly clear, with a low around 33. North wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 57. East northeast wind around 6 mph.
Saturday Night
Partly cloudy, with a low around 38. Light east southeast wind.
Sunday
Mostly sunny, with a high near 68. South wind 5 to 10 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around 55. South wind 7 to 10 mph, with gusts as high as 18 mph.
Monday
A slight chance of showers before 1pm. Mostly sunny, with a high near 77. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 61. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tuesday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. South southwest wind around 11 mph, with gusts as high as 21 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. South southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.55°W
37.74°N 88.55°W
9:46 pm CDT Mar 25, 2026
11pm CDT Mar 25, 2026-6pm CDT Apr 1, 2026


