Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

62°F

17°C

Humidity 89%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 20 Jun 11:15 pm CDT
Extended Forecast for

3 Miles SSW North Henderson IL

Flood Watch June 21, 07:00am until June 21, 07:00pm
Click here for hazard details and duration
Flood Watch
  • Tonight

    Tonight: A 10 percent chance of showers after 5am.  Mostly cloudy, with a low around 59. Calm wind becoming east around 5 mph after midnight.

    Low: 59 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Some of the storms could produce heavy rainfall.  High near 67. Breezy, with a southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

    High: 67 °F

    Heavy Rain
    and Breezy

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly before 2am.  Mostly cloudy, with a low around 55. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph.  New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Chance
    Showers and
    Breezy

  • Monday

    Monday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 75 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

Detailed Forecast

Tonight
A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 59. Calm wind becoming east around 5 mph after midnight.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 9am. Some of the storms could produce heavy rainfall. High near 67. Breezy, with a southeast wind 5 to 10 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.
Sunday Night
A 50 percent chance of showers, mainly before 2am. Mostly cloudy, with a low around 55. Breezy, with a north wind 10 to 20 mph, with gusts as high as 30 mph. New precipitation amounts between a quarter and half of an inch possible.
Monday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Northeast wind 10 to 15 mph, with gusts as high as 20 mph.
Monday Night
Mostly clear, with a low around 54.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 58.
Wednesday
Mostly sunny, with a high near 78.
Wednesday Night
Mostly clear, with a low around 56.
Thursday
Mostly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 57.
Friday
Mostly sunny, with a high near 79.
Friday Night
A 30 percent chance of showers. Partly cloudy, with a low around 61.
Saturday
A 30 percent chance of showers. Partly sunny, with a high near 81.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW North Henderson IL
 41.05°N 90.5°W (Elev. 692 ft)
10:22 pm CDT Jun 20, 2026
11pm CDT Jun 20, 2026-6pm CDT Jun 27, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database