Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Overcast

44°F

7°C

Humidity 80%
Wind Speed NW 13 G 20 mph
Barometer 30.08 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 10 Jan 11:55 am CST
Extended Forecast for

Harrisburg IL

  • This Afternoon

    This Afternoon: Cloudy early, then gradual clearing, with a high near 48. Northwest wind 6 to 16 mph, with gusts as high as 26 mph.

    High: 48 °F

    Gradual
    Clearing

  • Tonight

    Tonight: A slight chance of rain and snow showers before 2am, then a slight chance of sprinkles and flurries between 2am and 3am, then a slight chance of flurries after 3am.  Increasing clouds, with a low around 26. Southwest wind 5 to 10 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 20%.

    Low: 26 °F

    Slight Chance
    Showers then
    Slight Chance
    Sprinkles/Snow

  • Sunday

    Sunday: Sunny, with a high near 39. Northwest wind 5 to 14 mph, with gusts as high as 28 mph.

    High: 39 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 24. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 24 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 49. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 49 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 35. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 35 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 40. West southwest wind 6 to 10 mph.

    Low: 40 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Mostly cloudy, with a high near 47. Northwest wind 6 to 10 mph.

    High: 47 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

This Afternoon
Cloudy early, then gradual clearing, with a high near 48. Northwest wind 6 to 16 mph, with gusts as high as 26 mph.
Tonight
A slight chance of rain and snow showers before 2am, then a slight chance of sprinkles and flurries between 2am and 3am, then a slight chance of flurries after 3am. Increasing clouds, with a low around 26. Southwest wind 5 to 10 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 39. Northwest wind 5 to 14 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 24. Calm wind becoming south southwest around 5 mph after midnight.
Monday
Sunny, with a high near 49. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Monday Night
Mostly clear, with a low around 35. South southwest wind 6 to 9 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 57. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 40. West southwest wind 6 to 10 mph.
Wednesday
A slight chance of showers after noon. Mostly cloudy, with a high near 47. Northwest wind 6 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 22. North wind 6 to 8 mph.
Thursday
Mostly sunny, with a high near 37. North northwest wind 5 to 8 mph becoming light and variable in the afternoon.
Thursday Night
Mostly cloudy, with a low around 25. South southwest wind 3 to 7 mph.
Friday
Partly sunny, with a high near 46. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.55°W
11:51 am CST Jan 10, 2026
12pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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