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

35°F

2°C

Humidity 81%
Wind Speed NW 6 mph
Barometer NA
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 13 Mar 9:15 pm CDT
Extended Forecast for

Galesburg IL

  • Tonight

    Tonight: A chance of flurries between 4am and 5am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 31. Northwest wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 10%.

    Low: 31 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: A slight chance of snow before 8am, then a chance of flurries between 8am and 9am. Mostly cloudy, with a high near 49. East southeast wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 49 °F

    Slight Chance
    Snow then
    Partly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 44. East southeast wind 13 to 16 mph, with gusts as high as 28 mph.

    Low: 44 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely before 10am, then showers, mainly after 10am. High near 66. Breezy, with a south wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain showers before 10pm, then snow. Low around 16. Blustery, with a northwest wind 22 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Blustery.
    Rain/Snow
    then Snow

  • Monday

    Monday: A 50 percent chance of snow before 1pm. Mostly cloudy, with a high near 22. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 41 mph.

    High: 22 °F

    Chance Snow
    and Blustery

  • Monday Night

    Monday Night: Partly cloudy, with a low around 6. Blustery, with a west northwest wind 14 to 23 mph, with gusts as high as 33 mph.

    Low: 6 °F

    Partly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 28.

    High: 28 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Likely

Detailed Forecast

Tonight
A chance of flurries between 4am and 5am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 31. Northwest wind 5 to 8 mph becoming light and variable after midnight. Winds could gust as high as 17 mph. Chance of precipitation is 10%.
Saturday
A slight chance of snow before 8am, then a chance of flurries between 8am and 9am. Mostly cloudy, with a high near 49. East southeast wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of rain, mainly after 1am. Mostly cloudy, with a low around 44. East southeast wind 13 to 16 mph, with gusts as high as 28 mph.
Sunday
Rain likely before 10am, then showers, mainly after 10am. High near 66. Breezy, with a south wind 16 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain showers before 10pm, then snow. Low around 16. Blustery, with a northwest wind 22 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday
A 50 percent chance of snow before 1pm. Mostly cloudy, with a high near 22. Blustery, with a west northwest wind 23 to 26 mph, with gusts as high as 41 mph.
Monday Night
Partly cloudy, with a low around 6. Blustery, with a west northwest wind 14 to 23 mph, with gusts as high as 33 mph.
Tuesday
Mostly sunny, with a high near 28.
Tuesday Night
Snow likely, mainly before 1am. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Wednesday
Mostly sunny, with a high near 52.
Wednesday Night
Mostly clear, with a low around 33.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.96°N 90.36°W (Elev. 791 ft)
Last Update:
7:46 pm CDT Mar 13, 2026
Forecast Valid:
9pm CDT Mar 13, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation