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

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

49°F

9°C

Humidity 84%
Wind Speed SE 6 mph
Barometer 29.83 in
Dewpoint 44°F (7°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 7 Jan 4:55 pm CST
Extended Forecast for

3 Miles ESE Gilson IL

  • Tonight

    Tonight: Increasing clouds, with a low around 39. South wind around 8 mph, with gusts as high as 20 mph.

    Low: 39 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Showers, mainly after 11am. High near 58. South southeast wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 58 °F

    Showers
    Likely then
    Showers

  • Thursday Night

    Thursday Night: Rain and possibly a thunderstorm. Low around 42. South wind 8 to 17 mph becoming west after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 42 °F

    Rain then
    Slight Chance
    Rain

  • Friday

    Friday: Mostly cloudy, with a high near 48. West wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph.

    High: 48 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 34. North northeast wind 3 to 7 mph.

    Low: 34 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain and snow before noon, then a chance of snow. Partly sunny, with a high near 38. West northwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.

    High: 38 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Saturday Night

    Saturday Night: A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19. West northwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 21.

    Low: 21 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 39. South wind around 8 mph, with gusts as high as 20 mph.
Thursday
Showers, mainly after 11am. High near 58. South southeast wind 8 to 17 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain and possibly a thunderstorm. Low around 42. South wind 8 to 17 mph becoming west after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly cloudy, with a high near 48. West wind 6 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Friday Night
A 50 percent chance of rain after midnight. Mostly cloudy, with a low around 34. North northeast wind 3 to 7 mph.
Saturday
A chance of rain and snow before noon, then a chance of snow. Partly sunny, with a high near 38. West northwest wind 7 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Saturday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 19. West northwest wind around 15 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Mostly clear, with a low around 21.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 45.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 31.
Wednesday
Mostly cloudy, with a high near 37.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Gilson IL
 40.85°N 90.16°W (Elev. 610 ft)
Last Update:
3:36 pm CST Jan 7, 2026
Forecast Valid:
5pm CST Jan 7, 2026-6pm CST Jan 14, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation