Hazardous Weather Conditions

Current conditions at

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Overcast

45°F

7°C

Humidity 96%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Last update 2 May 5:55 am CDT
Extended Forecast for

Harrisburg IL

  • Today

    Today: A chance of rain and thunderstorms before 4pm, then a chance of showers, mainly between 4pm and 5pm.  Partly sunny, with a high near 61. Calm wind becoming north 5 to 9 mph in the morning.  Chance of precipitation is 30%.

    High: 61 °F

    Chance
    Showers

  • Tonight

    Tonight: A chance of sprinkles before 7pm.  Mostly clear, with a low around 38. North wind around 6 mph becoming calm  in the evening.

    Low: 38 °F

    Chance
    Sprinkles

  • Sunday

    Sunday: Sunny, with a high near 70. Light south southwest wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 70 °F

    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 56. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    Low: 56 °F

    Chance
    T-storms

  • Monday

    Monday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 80. South southwest wind 8 to 15 mph, with gusts as high as 23 mph.  Chance of precipitation is 30%.

    High: 80 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 60. South southwest wind around 11 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm.  High near 72. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 72 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Mostly cloudy, with a low around 52. South southwest wind 10 to 16 mph becoming north after midnight. Winds could gust as high as 25 mph.

    Low: 52 °F

    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a high near 62. North northeast wind around 8 mph.

    High: 62 °F

    Showers
    Likely

Detailed Forecast

Today
A chance of rain and thunderstorms before 4pm, then a chance of showers, mainly between 4pm and 5pm. Partly sunny, with a high near 61. Calm wind becoming north 5 to 9 mph in the morning. Chance of precipitation is 30%.
Tonight
A chance of sprinkles before 7pm. Mostly clear, with a low around 38. North wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 70. Light south southwest wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 56. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Monday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 80. South southwest wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Monday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 60. South southwest wind around 11 mph, with gusts as high as 21 mph.
Tuesday
Showers and possibly a thunderstorm. High near 72. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Mostly cloudy, with a low around 52. South southwest wind 10 to 16 mph becoming north after midnight. Winds could gust as high as 25 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 62. North northeast wind around 8 mph.
Wednesday Night
A chance of showers, mainly before 1am. Mostly cloudy, with a low around 46. North wind around 8 mph.
Thursday
A slight chance of showers. Mostly sunny, with a high near 64. Northwest wind 7 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 43. Northwest wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 70. Light southwest wind becoming west southwest 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Harrisburg IL
 37.74°N 88.55°W
5:46 am CDT May 2, 2026
6am CDT May 2, 2026-6pm CDT May 8, 2026
 
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Additional Resources

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Hourly Weather Forecast

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