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

88°F

31°C

Humidity 66%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 16 Aug 12:35 pm CDT
Extended Forecast for

La Fayette IL

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

    NOW until 8:00pm Sun

    Heat Advisory

  • This Afternoon

    High: 94 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 73. West southwest wind 5 to 7 mph.

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 93 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 73. Southeast wind 3 to 5 mph.

    Low: 73 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 93. South southwest wind 6 to 9 mph.

    High: 93 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. Southwest wind 3 to 5 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 89. West wind 5 to 8 mph.

    High: 89 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 66.

    Low: 66 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 94. Heat index values as high as 105. Southwest wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 73. West southwest wind 5 to 7 mph.
Sunday
Mostly sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming east southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 73. Southeast wind 3 to 5 mph.
Monday
Sunny, with a high near 93. South southwest wind 6 to 9 mph.
Monday Night
Mostly clear, with a low around 73. Southwest wind 3 to 5 mph.
Tuesday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 89. West wind 5 to 8 mph.
Tuesday Night
Mostly cloudy, with a low around 66.
Wednesday
Mostly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Sunny, with a high near 82.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
La Fayette IL
 41.1°N 89.97°W (Elev. 771 ft)
Last Update:
12:41 pm CDT Aug 16, 2025
Forecast Valid:
12pm CDT Aug 16, 2025-6pm CDT Aug 22, 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