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Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Overcast

57°F

14°C

Humidity 77%
Wind Speed N 17 G 25 mph
Barometer 29.94 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Last update 27 Mar 2:35 am CDT
Extended Forecast for

Harrisburg IL

Freeze Warning March 28, 01:00am until March 28, 09:00am
Click here for hazard details and duration
Freeze Warning

  • Overnight

    Overnight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 48. West wind around 14 mph becoming north. Winds could gust as high as 22 mph. Chance of precipitation is 60%.

    Low: 48 °F

    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm before noon, then a slight chance of showers between noon and 1pm. High near 53. North wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 53 °F

    Showers then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 31. North wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 31 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 57. North wind around 6 mph becoming east southeast in the afternoon.

    High: 57 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 69. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.

    High: 69 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. South wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. South southwest wind around 11 mph, with gusts as high as 22 mph.

    Low: 64 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5am. Mostly cloudy, with a low around 48. West wind around 14 mph becoming north. Winds could gust as high as 22 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm before noon, then a slight chance of showers between noon and 1pm. High near 53. North wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Friday Night
Mostly clear, with a low around 31. North wind 6 to 13 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 57. North wind around 6 mph becoming east southeast in the afternoon.
Saturday Night
Partly cloudy, with a low around 39. Calm wind becoming south southeast around 5 mph.
Sunday
Partly sunny, with a high near 69. South southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 57. South wind 7 to 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 79. South southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 64. South southwest wind around 11 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 84. South southwest wind 13 to 17 mph, with gusts as high as 28 mph.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 65. South southwest wind around 14 mph, with gusts as high as 24 mph.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 78. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60. South wind 11 to 13 mph, with gusts as high as 22 mph.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 72. South southwest wind 13 to 15 mph, with gusts as high as 24 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.58°W
Last Update:
1:56 am CDT Mar 27, 2026
Forecast Valid:
2am CDT Mar 27, 2026-6pm CDT Apr 2, 2026
 
Forecast Discussion
 
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Additional Resources

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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