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.

Mostly Cloudy

69°F

21°C

Humidity 86%
Wind Speed NE 3 mph
Barometer 30.04 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 Jun 9:35 pm CDT
Extended Forecast for

Thompsonville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 87. Light west southwest wind.

    High: 87 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. Light southeast wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%.

    High: 86 °F

    Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 70. South southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.

    Low: 70 °F

    Showers

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. West southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 81 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 63. North wind 5 to 9 mph becoming calm in the evening.

    Low: 63 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 82. Light north northeast wind.

    High: 82 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 63. Calm wind.

    Low: 63 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 64. Calm wind.
Saturday
Mostly sunny, with a high near 87. Light west southwest wind.
Saturday Night
Partly cloudy, with a low around 68. Calm wind.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 86. Light southeast wind becoming south southwest 10 to 15 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm. Low around 70. South southwest wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 100%.
Monday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 81. West southwest wind 11 to 13 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Monday Night
Partly cloudy, with a low around 63. North wind 5 to 9 mph becoming calm in the evening.
Tuesday
Mostly sunny, with a high near 82. Light north northeast wind.
Tuesday Night
Partly cloudy, with a low around 63. Calm wind.
Wednesday
Mostly sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 64. Northwest wind around 5 mph becoming calm in the evening.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 83. Calm wind becoming west around 6 mph in the morning.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 64. West northwest wind around 5 mph becoming calm in the evening.
Friday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84. Calm wind becoming south southeast 5 to 7 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thompsonville IL
 37.91°N 88.77°W
Last Update:
8:46 pm CDT Jun 19, 2026
Forecast Valid:
9pm CDT Jun 19, 2026-6pm CDT Jun 26, 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