Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
54°F
12°C
| Humidity | 48% |
| Wind Speed | NW 14 G 21 mph |
| Barometer | 30.05 in |
| Dewpoint | 34°F (1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 50°F (10°C) |
| Last update | 1 May 8:35 am CDT |
Extended Forecast for
Harrisburg IL
Today

High: 65 °F
Sunny
Tonight

Low: 42 °F
Chance
SprinklesSaturday

High: 62 °F
Slight Chance
ShowersSaturday Night

Low: 40 °F
Chance
SprinklesSunday

High: 71 °F
Sunny
Sunday Night
Low: 55 °F
Mostly Clear
then Slight
Chance
ShowersMonday

High: 80 °F
Mostly Sunny
Monday Night

Low: 58 °F
Chance
ShowersTuesday

High: 71 °F
Showers
Likely
Detailed Forecast
Today
Sunny, with a high near 65. North northwest wind 6 to 10 mph.
Tonight
A chance of sprinkles after 1am. Partly cloudy, with a low around 42. North wind around 6 mph becoming calm in the evening.
Saturday
A chance of sprinkles before 11am, then a slight chance of showers after 11am. Mostly sunny, with a high near 62. Calm wind becoming north 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A chance of sprinkles before 7pm. Mostly clear, with a low around 40. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 71. Light southwest wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 55. South southwest wind around 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 80. Southwest wind 10 to 16 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 58. South southwest wind 13 to 15 mph, with gusts as high as 25 mph.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 71. South southwest wind 14 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 51. West southwest wind 6 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 67. Northwest wind 6 to 9 mph.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 44. Northwest wind 3 to 7 mph.
Thursday
Mostly sunny, with a high near 67. Northwest wind 5 to 13 mph, with gusts as high as 21 mph.
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ABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.55°W
37.74°N 88.55°W
6:01 am CDT May 1, 2026
8am CDT May 1, 2026-6pm CDT May 7, 2026


