Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Mostly Cloudy and Breezy

40°F

4°C

Humidity 39%
Wind Speed NW 21 G 29 mph
Barometer 29.90 in
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 14 Jan 2:15 pm CST
Extended Forecast for

Harrisburg IL

  • This Afternoon

    This Afternoon: Mostly cloudy early, then becoming sunny, with a high near 46. Breezy, with a north northwest wind 18 to 20 mph, with gusts as high as 29 mph.

    High: 46 °F

    Sunny and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 19. Northwest wind 7 to 16 mph, with gusts as high as 24 mph.

    Low: 19 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 33. Northwest wind 5 to 7 mph becoming light and variable  in the afternoon.

    High: 33 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of snow showers after midnight, mixing with rain after 3am.  Mostly cloudy, with a low around 25. Light south southwest wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 30%.

    Low: 25 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Friday

    Friday: Mostly cloudy, with a high near 45. West wind 8 to 13 mph, with gusts as high as 22 mph.

    High: 45 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 23. West wind 7 to 9 mph.

    Low: 23 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 30. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 30 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 10. Northwest wind around 7 mph.

    Low: 10 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 25. West northwest wind 6 to 10 mph becoming southwest in the afternoon.

    High: 25 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy early, then becoming sunny, with a high near 46. Breezy, with a north northwest wind 18 to 20 mph, with gusts as high as 29 mph.
Tonight
Mostly clear, with a low around 19. Northwest wind 7 to 16 mph, with gusts as high as 24 mph.
Thursday
Sunny, with a high near 33. Northwest wind 5 to 7 mph becoming light and variable in the afternoon.
Thursday Night
A chance of snow showers after midnight, mixing with rain after 3am. Mostly cloudy, with a low around 25. Light south southwest wind increasing to 6 to 11 mph in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 45. West wind 8 to 13 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 23. West wind 7 to 9 mph.
Saturday
Partly sunny, with a high near 30. West wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 10. Northwest wind around 7 mph.
Sunday
Mostly sunny, with a high near 25. West northwest wind 6 to 10 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 15. Southwest wind 6 to 9 mph.
M.L.King Day
Mostly sunny, with a high near 30. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 10. Northwest wind 3 to 6 mph.
Tuesday
Sunny, with a high near 31. Light and variable wind becoming west 5 to 8 mph in the morning.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.55°W
1:56 pm CST Jan 14, 2026
2pm CST Jan 14, 2026-6pm CST Jan 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

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