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

71°F

22°C

Humidity 79%
Wind Speed S 6 mph
Barometer 29.87 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 18 May 5:55 pm CDT
Extended Forecast for

La Fayette IL

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers and thunderstorms before 1pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 75. South wind 14 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 30%.

    High: 75 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 48. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 48 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 67. North northeast wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 67 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 43. East northeast wind around 9 mph, with gusts as high as 20 mph.

    Low: 43 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 69. East wind 9 to 14 mph, with gusts as high as 21 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 49. East wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 49 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday

    Friday: Showers likely, mainly before 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.

    High: 68 °F

    Showers
    Likely

  • Friday Night

    Friday Night: A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    Showers

Detailed Forecast

Tonight
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 4am. Mostly cloudy, with a low around 66. South wind 14 to 17 mph, with gusts as high as 29 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers and thunderstorms before 1pm, then a slight chance of showers after 5pm. Mostly cloudy, with a high near 75. South wind 14 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 30%.
Tuesday Night
Partly cloudy, with a low around 48. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Wednesday
Mostly sunny, with a high near 67. North northeast wind 8 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 43. East northeast wind around 9 mph, with gusts as high as 20 mph.
Thursday
Mostly sunny, with a high near 69. East wind 9 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 49. East wind 10 to 13 mph, with gusts as high as 22 mph.
Friday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 68. Chance of precipitation is 60%.
Friday Night
A 40 percent chance of showers before 1am. Mostly cloudy, with a low around 53.
Saturday
Partly sunny, with a high near 76.
Saturday Night
Mostly cloudy, with a low around 56.
Sunday
Partly sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 59.
Memorial Day
Partly 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:
3:06 pm CDT May 18, 2026
Forecast Valid:
6pm CDT May 18, 2026-6pm CDT May 25, 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