Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Partly Cloudy
69°F
21°C
| Humidity | 76% |
| Wind Speed | SW 10 mph |
| Barometer | 30.01 in |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 3 Apr 3:15 am CDT |
Extended Forecast for
Harrisburg IL
Overnight

Low: 66 °F
Slight Chance
ShowersFriday
High: 83 °F
Slight Chance
T-storms then
Partly SunnyFriday Night
Low: 63 °F
Slight Chance
T-storms then
Showers
LikelySaturday

High: 72 °F
Showers
Saturday Night

Low: 40 °F
Slight Chance
ShowersSunday

High: 61 °F
Sunny
Sunday Night

Low: 39 °F
Clear
Monday

High: 65 °F
Sunny
Monday Night

Low: 37 °F
Partly Cloudy
Detailed Forecast
Overnight
A 20 percent chance of showers before 5am. Partly cloudy, with a low around 66. South southwest wind around 10 mph, with gusts as high as 21 mph.
Friday
A slight chance of showers before 7am, then a slight chance of showers and thunderstorms between 7am and 11am. Partly sunny, with a high near 83. South southwest wind 9 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Partly cloudy, with a low around 63. South wind 9 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Saturday
Showers and possibly a thunderstorm. High near 72. South southwest wind 11 to 13 mph becoming west northwest in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 100%.
Saturday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 40. Northwest wind 5 to 9 mph.
Sunday
Sunny, with a high near 61. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 39. Northwest wind around 6 mph becoming calm in the evening.
Monday
Sunny, with a high near 65. Calm wind becoming northwest 5 to 9 mph in the morning.
Monday Night
Partly cloudy, with a low around 37. North wind around 7 mph.
Tuesday
Mostly sunny, with a high near 57. North northeast wind around 8 mph.
Tuesday Night
Partly cloudy, with a low around 38. East southeast wind 3 to 5 mph.
Wednesday
Mostly sunny, with a high near 70. South wind 6 to 9 mph.
Wednesday Night
Mostly clear, with a low around 52. South wind 7 to 9 mph.
Thursday
Sunny, with a high near 75. South wind 10 to 14 mph, with gusts as high as 22 mph.
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.58°W
37.74°N 88.58°W
3:21 am CDT Apr 3, 2026
4am CDT Apr 3, 2026-6pm CDT Apr 9, 2026



