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.

Fair

76°F

24°C

Humidity 76%
Wind Speed SW 17 G 22 mph
Barometer 29.72 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 14 Apr 9:55 pm CDT
Extended Forecast for

Gerlaw IL

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 64. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 64 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday

    Wednesday: Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 76. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 76 °F

    Showers then
    T-storms

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 58. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 58 °F

    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers. Mostly sunny, with a high near 77. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 77 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 83.

    High: 83 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.

    Low: 48 °F

    Showers

  • Saturday

    Saturday: A 40 percent chance of showers. Partly sunny, with a high near 59. Breezy.

    High: 59 °F

    Chance
    Showers and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly after 4am. Mostly cloudy, with a low around 64. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Wednesday
Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 76. South wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Low around 58. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 77. Southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
Mostly clear, with a low around 56.
Friday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 83.
Friday Night
Showers and possibly a thunderstorm. Low around 48. Chance of precipitation is 90%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 59. Breezy.
Saturday Night
Partly cloudy, with a low around 35.
Sunday
Sunny, with a high near 55.
Sunday Night
Clear, with a low around 35.
Monday
Sunny, with a high near 64.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 69.
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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:
8:47 pm CDT Apr 14, 2026
Forecast Valid:
10pm CDT Apr 14, 2026-6pm CDT Apr 21, 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