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

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

62°F

17°C

Humidity 41%
Wind Speed NW 9 mph
Barometer 29.96 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Last update 13 May 12:15 am CDT
Extended Forecast for

Henderson IL

  • Overnight

    Overnight: Clear, with a low around 51. Northwest wind around 10 mph, with gusts as high as 24 mph.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 69. North northwest wind 13 to 18 mph, with gusts as high as 26 mph.

    High: 69 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 43. North northwest wind 5 to 10 mph becoming light north northeast in the evening. Winds could gust as high as 20 mph.

    Low: 43 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 74. South southeast wind 5 to 10 mph, with gusts as high as 17 mph.

    High: 74 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers after 1am. Low around 55. South southeast wind 11 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 55 °F

    Mostly Cloudy
    then Showers

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 84. South wind 10 to 18 mph, with gusts as high as 29 mph.

    High: 84 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 59. South wind 5 to 8 mph, with gusts as high as 17 mph.

    Low: 59 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 87.

    High: 87 °F

    Sunny then
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 51. Northwest wind around 10 mph, with gusts as high as 24 mph.
Wednesday
Sunny, with a high near 69. North northwest wind 13 to 18 mph, with gusts as high as 26 mph.
Wednesday Night
Clear, with a low around 43. North northwest wind 5 to 10 mph becoming light north northeast in the evening. Winds could gust as high as 20 mph.
Thursday
Sunny, with a high near 74. South southeast wind 5 to 10 mph, with gusts as high as 17 mph.
Thursday Night
Showers after 1am. Low around 55. South southeast wind 11 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 84. South wind 10 to 18 mph, with gusts as high as 29 mph.
Friday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 59. South wind 5 to 8 mph, with gusts as high as 17 mph.
Saturday
A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 87.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 87.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
Showers likely. Partly sunny, with a high near 86. Breezy.
Monday Night
A chance of showers. Mostly cloudy, with a low around 61.
Tuesday
A chance of showers. Partly sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Henderson IL
 41.03°N 90.35°W (Elev. 801 ft)
Last Update:
11:41 pm CDT May 12, 2026
Forecast Valid:
12am CDT May 13, 2026-6pm CDT May 19, 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