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.

Light Rain

60°F

16°C

Humidity 100%
Wind Speed E 12 mph
Barometer 29.90 in
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 3 Apr 7:55 pm CDT
Extended Forecast for

Saint Augustine IL

  • Tonight

    Tonight: Showers and thunderstorms before 4am, then a chance of showers. Some of the storms could be severe. Low around 46. East southeast wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 46 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 52. Breezy, with a west wind 14 to 21 mph, with gusts as high as 31 mph.

    High: 52 °F

    Slight Chance
    Showers then
    Mostly Cloudy
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 34. West northwest wind 11 to 17 mph, with gusts as high as 28 mph.

    Low: 34 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 54. West northwest wind 10 to 14 mph, with gusts as high as 23 mph.

    High: 54 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 36. West northwest wind 6 to 8 mph, with gusts as high as 17 mph.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 53. Northwest wind 8 to 14 mph, with gusts as high as 21 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 27. Northwest wind 7 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Showers and thunderstorms before 4am, then a chance of showers. Some of the storms could be severe. Low around 46. East southeast wind 9 to 14 mph becoming west after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 52. Breezy, with a west wind 14 to 21 mph, with gusts as high as 31 mph.
Saturday Night
Partly cloudy, with a low around 34. West northwest wind 11 to 17 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 54. West northwest wind 10 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 36. West northwest wind 6 to 8 mph, with gusts as high as 17 mph.
Monday
Mostly sunny, with a high near 53. Northwest wind 8 to 14 mph, with gusts as high as 21 mph.
Monday Night
Partly cloudy, with a low around 27. Northwest wind 7 to 10 mph becoming north northeast after midnight. Winds could gust as high as 20 mph.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 38.
Wednesday
Partly sunny, with a high near 69. Breezy.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 51.
Thursday
A chance of showers. Partly sunny, with a high near 69.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 48.
Friday
Showers likely. Mostly cloudy, with a high near 68.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.72°N 90.42°W (Elev. 600 ft)
Last Update:
7:31 pm CDT Apr 3, 2026
Forecast Valid:
8pm CDT Apr 3, 2026-6pm CDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation