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.

Rain

42°F

6°C

Humidity 100%
Wind Speed E 12 G 18 mph
Barometer 29.87 in
Dewpoint 42°F (6°C)
Visibility 4.00 mi
Wind Chill35°F (2°C)
Last update 2 Apr 3:15 am CDT
Extended Forecast for

Galesburg IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Steady temperature around 46. East southeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Showers

  • Thursday

    Thursday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 71. Breezy, with an east southeast wind 13 to 18 mph becoming south southwest 21 to 26 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 71 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 45. Breezy, with a southwest wind 18 to 23 mph becoming west northwest 6 to 11 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 45 °F

    T-storms
    Likely and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 72. Light and variable wind becoming east southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 72 °F

    Partly Sunny
    then Showers
    Likely

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 4am, then showers likely. Low around 49. East southeast wind 10 to 14 mph becoming west southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 49 °F

    Showers

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. Breezy, with a west wind 14 to 20 mph, with gusts as high as 31 mph.

    High: 54 °F

    Mostly Cloudy
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. West northwest wind 14 to 18 mph, with gusts as high as 29 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Steady temperature around 46. East southeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 71. Breezy, with an east southeast wind 13 to 18 mph becoming south southwest 21 to 26 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers and thunderstorms likely, mainly before 7pm. Partly cloudy, with a low around 45. Breezy, with a southwest wind 18 to 23 mph becoming west northwest 6 to 11 mph after midnight. Winds could gust as high as 39 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers likely and possibly a thunderstorm, mainly after 4pm. Partly sunny, with a high near 72. Light and variable wind becoming east southeast 6 to 11 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and possibly a thunderstorm before 4am, then showers likely. Low around 49. East southeast wind 10 to 14 mph becoming west southwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Mostly cloudy, with a high near 54. Breezy, with a west wind 14 to 20 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 34. West northwest wind 14 to 18 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 53.
Sunday Night
Mostly clear, with a low around 35.
Monday
Mostly sunny, with a high near 56.
Monday Night
Partly cloudy, with a low around 31.
Tuesday
Mostly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Partly sunny, with a high near 66. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Galesburg IL
 40.94°N 90.39°W (Elev. 764 ft)
Last Update:
2:06 am CDT Apr 2, 2026
Forecast Valid:
3am CDT Apr 2, 2026-6pm CDT Apr 8, 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