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

Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

37°F

3°C

Humidity 97%
Wind Speed NA
Barometer 30.25 in
Dewpoint 36°F (2°C)
Visibility 7.00 mi
Last update 2 Nov 10:35 pm CST
Extended Forecast for

Harrisburg IL

  • Tonight

    Tonight: Clear, with a low around 36. Light southwest wind.

    Low: 36 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 62. West southwest wind 5 to 10 mph becoming light in the afternoon.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Light south southeast wind becoming south 6 to 11 mph in the morning.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 49. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.

    Low: 49 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 71. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 71 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 41. West wind around 5 mph becoming calm in the evening.

    Low: 41 °F

    Mostly Clear

  • Thursday

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

    High: 67 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers after midnight. Partly cloudy, with a low around 51. South wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 51 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Clear, with a low around 36. Light southwest wind.
Monday
Sunny, with a high near 62. West southwest wind 5 to 10 mph becoming light in the afternoon.
Monday Night
Mostly clear, with a low around 37. Calm wind.
Tuesday
Mostly sunny, with a high near 66. Light south southeast wind becoming south 6 to 11 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 49. South southwest wind 8 to 10 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 71. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 41. West wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 67. Calm wind becoming southeast 5 to 9 mph in the morning.
Thursday Night
A chance of showers after midnight. Partly cloudy, with a low around 51. South wind 6 to 11 mph, with gusts as high as 20 mph.
Friday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 69. South southwest wind 8 to 15 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Friday Night
Mostly clear, with a low around 45. West wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 66. Light west southwest wind increasing to 5 to 10 mph in the morning.
Saturday Night
A chance of showers. Partly cloudy, with a low around 43. West wind around 7 mph.
Sunday
Mostly sunny, with a high near 58. West northwest wind 7 to 11 mph, with gusts as high as 18 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.55°W
Last Update:
10:41 pm CST Nov 2, 2025
Forecast Valid:
10pm CST Nov 2, 2025-6pm CST Nov 9, 2025
 
Forecast Discussion
 
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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