National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

61°F

16°C

Humidity 59%
Wind Speed NA
Barometer 30.09 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 5 Nov 9:15 am CST
Extended Forecast for

Harrisburg IL

  • Today

    Today: Sunny, with a high near 72. Southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 72 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 39. North northwest wind around 6 mph becoming calm in the evening.

    Low: 39 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 65. Calm wind becoming southeast 5 to 9 mph in the morning.

    High: 65 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 50. Southeast wind 6 to 13 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.

    Low: 50 °F

    Partly Cloudy

  • Friday

    Friday: Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 71. South southwest wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.

    High: 71 °F

    Showers
    Likely

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. West wind around 5 mph becoming calm in the evening.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 67. Calm wind becoming southwest 5 to 9 mph in the morning.

    High: 67 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Partly cloudy, with a low around 38. Southwest wind 7 to 11 mph becoming northwest after midnight.

    Low: 38 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 47. Northwest wind 11 to 16 mph, with gusts as high as 23 mph.

    High: 47 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 72. Southwest wind 8 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Tonight
Clear, with a low around 39. North northwest wind around 6 mph becoming calm in the evening.
Thursday
Sunny, with a high near 65. Calm wind becoming southeast 5 to 9 mph in the morning.
Thursday Night
Partly cloudy, with a low around 50. Southeast wind 6 to 13 mph becoming south southwest after midnight. Winds could gust as high as 22 mph.
Friday
Showers likely, with thunderstorms also possible after noon. Partly sunny, with a high near 71. South southwest wind 7 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 70%.
Friday Night
Mostly clear, with a low around 43. West wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 67. Calm wind becoming southwest 5 to 9 mph in the morning.
Saturday Night
A chance of showers. Partly cloudy, with a low around 38. Southwest wind 7 to 11 mph becoming northwest after midnight.
Sunday
Mostly sunny, with a high near 47. Northwest wind 11 to 16 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 24. Northwest wind 6 to 10 mph.
Monday
Sunny, with a high near 44. Northwest wind 6 to 11 mph.
Monday Night
Mostly clear, with a low around 25. West southwest wind 3 to 5 mph.
Veterans Day
Sunny, with a high near 52. South southwest wind 6 to 14 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.72°N 88.55°W
Last Update:
7:52 am CST Nov 5, 2025
Forecast Valid:
9am CST Nov 5, 2025-6pm CST Nov 11, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation