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

74°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 17 Aug 5:55 am CDT
Extended Forecast for

3 Miles S La Fayette IL

Heat Advisory August 17, 06:17am until August 17, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 17, 06:17am until August 17, 08:00pm

    NOW until 8:00pm Sun

    Heat Advisory

  • Today

    High: 90 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind 3 to 6 mph.

    Low: 71 °F

    Slight Chance
    T-storms

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92. South wind 5 to 8 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind 3 to 5 mph.

    Low: 72 °F

    Partly Cloudy
    then Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 89 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 67. North wind 3 to 6 mph.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. North northeast wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 62.

    Low: 62 °F

    Partly Cloudy

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 4pm. Mostly sunny, with a high near 90. Heat index values as high as 102. Light and variable wind.
Tonight
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. East wind 3 to 6 mph.
Monday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92. South wind 5 to 8 mph.
Monday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 72. South wind 3 to 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 89. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Tuesday Night
Partly cloudy, with a low around 67. North wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 81. North northeast wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Partly cloudy, with a low around 62.
Thursday
Mostly sunny, with a high near 83.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 85.
Friday Night
Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 82.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S La Fayette IL
 41.06°N 89.97°W (Elev. 699 ft)
Last Update:
6:10 am CDT Aug 17, 2025
Forecast Valid:
6am CDT Aug 17, 2025-6pm CDT Aug 23, 2025
 
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