Hazardous Weather Conditions
Current conditions at
Harrisburg-Raleigh Airport (KHSB)
Lat: 37.81°NLon: 88.54°WElev: 387ft.
Mostly Cloudy
67°F
19°C
| Humidity | 83% |
| Wind Speed | S 9 mph |
| Barometer | 30.06 in |
| Dewpoint | 62°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 3 Apr 7:15 am CDT |
Extended Forecast for
Harrisburg IL
Today
High: 83 °F
Slight Chance
T-storms then
Partly SunnyTonight
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
Tuesday
High: 57 °F
Mostly Sunny
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms before 11am. Partly sunny, with a high near 83. South southwest wind 8 to 17 mph, with gusts as high as 26 mph.
Tonight
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. Temperature falling to around 61 by 5pm. 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. Mostly cloudy, then gradually becoming mostly clear, 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.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Harrisburg IL
37.74°N 88.58°W
37.74°N 88.58°W
5:31 am CDT Apr 3, 2026
7am CDT Apr 3, 2026-6pm CDT Apr 9, 2026
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