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

Harrisburg-Raleigh Airport (KHSB)

Lat: 37.81°NLon: 88.54°WElev: 387ft.

Fair

71°F

22°C

Humidity 69%
Wind Speed S 8 mph
Barometer 29.96 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 May 11:15 pm CDT
Extended Forecast for

5 Miles SSE Thompsonville IL

  • Overnight

    Overnight: Partly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 20 mph.

    Low: 71 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. South southwest wind 11 to 17 mph, with gusts as high as 25 mph.

    High: 87 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 72. South wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 72 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 87. South southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.

    High: 87 °F

    Slight Chance
    T-storms then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 63. Southwest wind 5 to 9 mph becoming north northwest after midnight. Chance of precipitation is 90%.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. North wind around 9 mph. Chance of precipitation is 30%.

    High: 73 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 55. Northeast wind 7 to 9 mph.

    Low: 55 °F

    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Northeast wind around 8 mph.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers after 1am. Mostly cloudy, with a low around 58. East wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Partly cloudy, with a low around 71. South wind around 10 mph, with gusts as high as 20 mph.
Monday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 87. South southwest wind 11 to 17 mph, with gusts as high as 25 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Partly cloudy, with a low around 72. South wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
A slight chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 87. South southwest wind 14 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 63. Southwest wind 5 to 9 mph becoming north northwest after midnight. Chance of precipitation is 90%.
Wednesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a slight chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 73. North wind around 9 mph. Chance of precipitation is 30%.
Wednesday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 55. Northeast wind 7 to 9 mph.
Thursday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 74. Northeast wind around 8 mph.
Thursday Night
A chance of showers after 1am. Mostly cloudy, with a low around 58. East wind 3 to 6 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 77. East southeast wind around 6 mph becoming southwest in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southeast wind around 6 mph becoming calm in the evening.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Light south wind.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Calm wind becoming south around 6 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Thompsonville IL
 37.84°N 88.74°W
Last Update:
9:11 pm CDT May 17, 2026
Forecast Valid:
12am CDT May 18, 2026-6pm CDT May 24, 2026
 
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