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.

Partly Cloudy

68°F

20°C

Humidity 97%
Wind Speed S 10 G 16 mph
Barometer 29.93 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 13 Apr 9:35 am CDT
Extended Forecast for

Gerlaw IL

  • Today

    Today: A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 80 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 30 mph.

    Low: 66 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 25 mph.

    High: 83 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms. Low around 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 65 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 75 °F

    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 77.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

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

    Low: 58 °F

    Mostly Clear

  • Friday

    Friday: A 50 percent chance of showers after 1pm. Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms, mainly between 4pm and 5pm. Mostly cloudy, with a high near 80. South wind 10 to 15 mph, with gusts as high as 30 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly after 4am. Partly cloudy, with a low around 66. South wind around 15 mph, with gusts as high as 30 mph.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 83. Breezy, with a southwest wind 10 to 20 mph, with gusts as high as 25 mph.
Tuesday Night
Showers and thunderstorms. Low around 65. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 75. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 58.
Friday
A 50 percent chance of showers after 1pm. Mostly sunny, with a high near 84.
Friday Night
Showers and possibly a thunderstorm. Low around 51. Chance of precipitation is 80%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 63.
Saturday Night
Partly cloudy, with a low around 37.
Sunday
Sunny, with a high near 58.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gerlaw IL
 40.99°N 90.62°W (Elev. 719 ft)
Last Update:
8:42 am CDT Apr 13, 2026
Forecast Valid:
9am CDT Apr 13, 2026-6pm CDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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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