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.

Overcast

48°F

9°C

Humidity 63%
Wind Speed S 8 mph
Barometer NA
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 25 Mar 6:15 am CDT
Extended Forecast for

Gerlaw IL

  • Today

    Today: Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 75 °F

    Partly Sunny

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 57. South wind 5 to 10 mph.

    Low: 57 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Showers and thunderstorms likely after 1pm. Increasing clouds, with a high near 83. Breezy, with a southwest wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.

    High: 83 °F

    Mostly Sunny
    then T-storms
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 35. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    Low: 35 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Clear, with a low around 27.

    Low: 27 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

Detailed Forecast

Today
Partly sunny, with a high near 75. South wind 10 to 15 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 57. South wind 5 to 10 mph.
Thursday
Showers and thunderstorms likely after 1pm. Increasing clouds, with a high near 83. Breezy, with a southwest wind 10 to 20 mph becoming north in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, with a low around 35. Breezy, with a north wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Friday
Mostly sunny, with a high near 50.
Friday Night
Clear, with a low around 27.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 40.
Sunday
Partly sunny, with a high near 64.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 79.
Monday Night
A 40 percent chance of rain and thunderstorms. Mostly cloudy, with a low around 56.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gerlaw IL
 40.99°N 90.62°W (Elev. 719 ft)
Last Update:
5:36 am CDT Mar 25, 2026
Forecast Valid:
6am CDT Mar 25, 2026-6pm CDT Mar 31, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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