Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Light Rain
65°F
18°C
| Humidity | 92% |
| Wind Speed | S 12 G 17 mph |
| Barometer | 29.95 in |
| Dewpoint | 63°F (17°C) |
| Visibility | 7.00 mi |
| Last update | 4 Apr 8:35 am CDT |
Extended Forecast for
Harrisburg IL
Today

High: 68 °F⇓
Showers
Tonight
Low: 40 °F
Slight Chance
Showers then
Mostly ClearSunday

High: 60 °F
Sunny
Sunday Night

Low: 38 °F
Clear
Monday

High: 66 °F
Sunny
Monday Night

Low: 39 °F
Partly Cloudy
Tuesday

High: 57 °F
Mostly Sunny
Tuesday Night

Low: 38 °F
Partly Cloudy
Wednesday

High: 73 °F
Mostly Sunny
Detailed Forecast
Today
Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then a chance of showers after 4pm. Temperature rising to near 68 by 11am, then falling to around 60 during the remainder of the day. South wind 10 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 90%.
Tonight
A 20 percent chance of showers before 8pm. Cloudy during the early evening, then gradual clearing, with a low around 40. West northwest wind 6 to 8 mph.
Sunday
Sunny, with a high near 60. Northwest wind 5 to 10 mph, with gusts as high as 18 mph.
Sunday Night
Clear, with a low around 38. Northwest wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 66. Calm wind becoming northwest 5 to 8 mph in the morning.
Monday Night
Partly cloudy, with a low around 39. North wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 57. East 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 73. South wind 5 to 9 mph.
Wednesday Night
Mostly clear, with a low around 53. South wind 6 to 8 mph.
Thursday
Sunny, with a high near 77. South wind 9 to 13 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 54. South wind around 6 mph.
Friday
Mostly sunny, with a high near 79. South wind 6 to 11 mph, with gusts as high as 20 mph.
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ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.55°W
37.74°N 88.55°W
7:42 am CDT Apr 4, 2026
8am CDT Apr 4, 2026-6pm CDT Apr 10, 2026



