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.

Overcast and Breezy

40°F

4°C

Humidity 100%
Wind Speed W 21 G 28 mph
Barometer 29.90 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 7 Mar 11:15 am CST
Extended Forecast for

Galesburg IL

  • Today

    Today: Cloudy, with a steady temperature around 42. Breezy, with a west northwest wind 13 to 20 mph, with gusts as high as 31 mph.

    High: 42 °F

    Cloudy and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West northwest wind 6 to 10 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.

    Low: 34 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 64 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 46. South southwest wind 11 to 14 mph, with gusts as high as 28 mph.

    Low: 46 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 73. South southwest wind 9 to 14 mph, with gusts as high as 23 mph.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 48. South southwest wind around 7 mph, with gusts as high as 16 mph.

    Low: 48 °F

    Clear

  • Tuesday

    Tuesday: Rain likely and possibly a thunderstorm after noon. Partly sunny, with a high near 74. South wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Partly Sunny
    then Rain
    Likely

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm. Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain, mainly before noon. High near 50. Chance of precipitation is 80%.

    High: 50 °F

    Rain then
    Chance Rain

Detailed Forecast

Today
Cloudy, with a steady temperature around 42. Breezy, with a west northwest wind 13 to 20 mph, with gusts as high as 31 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 34. West northwest wind 6 to 10 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 64. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 46. South southwest wind 11 to 14 mph, with gusts as high as 28 mph.
Monday
Sunny, with a high near 73. South southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Monday Night
Clear, with a low around 48. South southwest wind around 7 mph, with gusts as high as 16 mph.
Tuesday
Rain likely and possibly a thunderstorm after noon. Partly sunny, with a high near 74. South wind 8 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Rain and possibly a thunderstorm. Low around 40. Chance of precipitation is 90%.
Wednesday
Rain, mainly before noon. High near 50. Chance of precipitation is 80%.
Wednesday Night
Partly cloudy, with a low around 28.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 38. Breezy.
Friday
Mostly cloudy, with a high near 59. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
11:16 am CST Mar 7, 2026
Forecast Valid:
11am CST Mar 7, 2026-6pm CDT Mar 13, 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