Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Fair
83°F
28°C
| Humidity | 42% |
| Wind Speed | S 12 mph |
| Barometer | 29.73 in |
| Dewpoint | 58°F (14°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 22 Mar 12:35 pm CDT |
Extended Forecast for
Harrisburg IL
This Afternoon
High: 87 °F
Slight Chance
T-stormsTonight
Low: 37 °F
Chance
T-storms then
Mostly ClearMonday
High: 58 °F
Sunny
Monday Night
Low: 40 °F
Mostly Cloudy
Tuesday
High: 66 °F
Mostly Sunny
Tuesday Night
Low: 46 °F
Partly Cloudy
Wednesday
High: 74 °F
Partly Sunny
Wednesday Night
Low: 61 °F
Partly Cloudy
Thursday
High: 84 °F
Sunny
Detailed Forecast
This Afternoon
A 10 percent chance of showers and thunderstorms after 5pm. Sunny, with a high near 87. South southwest wind around 15 mph, with gusts as high as 23 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, then gradual clearing toward daybreak, with a low around 37. Southwest wind 10 to 17 mph becoming north after midnight. Winds could gust as high as 26 mph.
Monday
Sunny, with a high near 58. North northeast wind 10 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 40. Northeast wind around 6 mph.
Tuesday
Mostly sunny, with a high near 66. East southeast wind 3 to 6 mph.
Tuesday Night
Partly cloudy, with a low around 46. Calm wind.
Wednesday
Partly sunny, with a high near 74. Calm wind becoming south southwest 5 to 8 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 61. South wind 6 to 10 mph, with gusts as high as 18 mph.
Thursday
Sunny, with a high near 84. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 45. South southwest wind 11 to 14 mph becoming north after midnight. Winds could gust as high as 22 mph.
Friday
A chance of showers. Partly sunny, with a high near 55. North wind around 14 mph, with gusts as high as 23 mph.
Friday Night
A slight chance of showers. Partly cloudy, with a low around 34. North wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday
Sunny, with a high near 58. Northeast wind around 7 mph.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.58°W
37.74°N 88.58°W
12:11 pm CDT Mar 22, 2026
12pm CDT Mar 22, 2026-6pm CDT Mar 28, 2026
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