Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

27°F

-3°C

Humidity 99%
Wind Speed S 5 mph
Barometer 30.29 in
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 12 Feb 12:35 am CST
Extended Forecast for

Saint Augustine IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 27. Light southwest wind.

    Low: 27 °F

    Mostly Cloudy

  • Thursday

    Thursday: Cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind becoming south 5 to 7 mph in the morning.

    High: 50 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. Light south southeast wind.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 55. South southwest wind 3 to 7 mph.

    High: 55 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 31. Light south wind.

    Low: 31 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph in the morning.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 36. Southeast wind around 5 mph becoming light and variable.

    Low: 36 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 27. Light southwest wind.
Thursday
Cloudy, then gradually becoming mostly sunny, with a high near 50. Calm wind becoming south 5 to 7 mph in the morning.
Thursday Night
Partly cloudy, with a low around 28. Light south southeast wind.
Friday
Sunny, with a high near 55. South southwest wind 3 to 7 mph.
Friday Night
Increasing clouds, with a low around 31. Light south wind.
Saturday
Mostly cloudy, with a high near 54. Calm wind becoming south southeast around 6 mph in the morning.
Saturday Night
Mostly cloudy, with a low around 36. Southeast wind around 5 mph becoming light and variable.
Sunday
Sunny, with a high near 58.
Sunday Night
Mostly clear, with a low around 34.
Washington's Birthday
Partly sunny, with a high near 59.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
Mostly cloudy, with a high near 62.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
Sunny, with a high near 63.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.72°N 90.42°W (Elev. 600 ft)
12:36 am CST Feb 12, 2026
12am CST Feb 12, 2026-6pm CST Feb 18, 2026
 
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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