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

48°F

9°C

Humidity 77%
Wind Speed S 5 mph
Barometer 29.97 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 9 Mar 1:55 am CDT
Extended Forecast for

Thompsonville IL

  • Overnight

    Overnight: Mostly clear, with a low around 46. South wind around 6 mph.

    Low: 46 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 72. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.

    High: 72 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 62. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 62 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 65. South southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.

    Low: 65 °F

    Chance
    T-storms then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 71. South southwest wind 16 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.

    High: 71 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 34. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 28 mph.

    Low: 34 °F

    Slight Chance
    Showers and
    Breezy

  • Thursday

    Thursday: Sunny, with a high near 53. North northwest wind around 7 mph becoming west southwest in the afternoon.

    High: 53 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 41. South wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 46. South wind around 6 mph.
Monday
Partly sunny, with a high near 72. South southwest wind 7 to 16 mph, with gusts as high as 24 mph.
Monday Night
Mostly cloudy, with a low around 62. South southwest wind 8 to 13 mph, with gusts as high as 22 mph.
Tuesday
A 20 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 78. South southwest wind 7 to 15 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 65. South southwest wind around 14 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Wednesday
Showers and possibly a thunderstorm. High near 71. South southwest wind 16 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 100%.
Wednesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 34. Breezy, with a north northwest wind 10 to 20 mph, with gusts as high as 28 mph.
Thursday
Sunny, with a high near 53. North northwest wind around 7 mph becoming west southwest in the afternoon.
Thursday Night
Mostly cloudy, with a low around 41. South wind 6 to 15 mph, with gusts as high as 25 mph.
Friday
Partly sunny, with a high near 65. Southwest wind 11 to 16 mph, with gusts as high as 26 mph.
Friday Night
Partly cloudy, with a low around 39. Northwest wind around 6 mph becoming east after midnight.
Saturday
Sunny, with a high near 66. East wind 6 to 11 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 50. South wind 9 to 13 mph, with gusts as high as 23 mph.
Sunday
A chance of showers. Mostly cloudy, with a high near 70. Breezy, with a south southwest wind 14 to 20 mph, with gusts as high as 28 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Thompsonville IL
 37.91°N 88.74°W
Last Update:
1:26 am CDT Mar 9, 2026
Forecast Valid:
1am CDT Mar 9, 2026-6pm CDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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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