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Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

71°F

22°C

Humidity 71%
Wind Speed SE 5 mph
Barometer 29.92 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 11 Oct 7:35 pm CDT
Extended Forecast for

Henderson IL

  • Tonight

    Tonight: Increasing clouds, with a low around 65. South wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 65 °F

    Increasing
    Clouds

  • Columbus Day

    Columbus Day: Sunny, with a high near 87. South southwest wind 10 to 16 mph, with gusts as high as 24 mph.

    High: 87 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 69. South southwest wind 11 to 15 mph, with gusts as high as 25 mph.

    Low: 69 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 84. West wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 84 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers after 1am. Low around 63. Light north northeast wind. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

    Low: 63 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 73. North northeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 73 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East northeast wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Cloudy
    then Chance
    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Showers

  • Thursday Night

    Thursday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance
    Showers

Detailed Forecast

Tonight
Increasing clouds, with a low around 65. South wind 7 to 9 mph, with gusts as high as 18 mph.
Columbus Day
Sunny, with a high near 87. South southwest wind 10 to 16 mph, with gusts as high as 24 mph.
Monday Night
Clear, with a low around 69. South southwest wind 11 to 15 mph, with gusts as high as 25 mph.
Tuesday
Sunny, with a high near 84. West wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Showers likely before 7pm, then showers likely and possibly a thunderstorm between 7pm and 1am, then showers after 1am. Low around 63. Light north northeast wind. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 73. North northeast wind 6 to 8 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
A 50 percent chance of showers after 1am. Mostly cloudy, with a low around 57. East northeast wind 8 to 11 mph, with gusts as high as 20 mph.
Thursday
Showers and possibly a thunderstorm. High near 68. Chance of precipitation is 80%.
Thursday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 50.
Friday
Partly sunny, with a high near 59. Breezy.
Friday Night
Partly cloudy, with a low around 36. Breezy.
Saturday
Sunny, with a high near 56.
Saturday Night
Clear, with a low around 37.
Sunday
Sunny, with a high near 63.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Henderson IL
 41.03°N 90.35°W (Elev. 801 ft)
Last Update:
7:36 pm CDT Oct 11, 2026
Forecast Valid:
7pm CDT Oct 11, 2026-6pm CDT Oct 18, 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