Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

-2°F

-19°C

Humidity 70%
Wind Speed NW 14 mph
Barometer NA
Dewpoint -9°F (-23°C)
Visibility 10.00 mi
Wind Chill-21°F (-29°C)
Last update 23 Jan 3:35 am CST
Extended Forecast for

Saint Augustine IL

Cold Weather Advisory January 23, 12:00pm until January 24, 12:00pm
Extreme Cold Warning until January 23, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
Extreme Cold Warning
  •  
    Extreme Cold Warning until January 23, 12:00pm

    NOW until 12:00pm Fri

    Extreme Cold Warning

  • Overnight

    Low: -6 °F

    Partly Cloudy
    and Blustery

  • Friday

    Friday: Mostly sunny and cold, with a high near 2. Wind chill values between -18 and -28. North wind 10 to 18 mph, with gusts as high as 30 mph.

    High: 2 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -4. Wind chill values between -15 and -20. North wind 7 to 10 mph, with gusts as high as 17 mph.

    Low: -4 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 50 percent chance of snow after noon.  Cloudy and cold, with a high near 8. Wind chill values between -6 and -16. Northeast wind around 6 mph.

    High: 8 °F

    Cloudy then
    Chance Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 4. North northeast wind 6 to 8 mph, with gusts as high as 16 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 4 °F

    Snow

  • Sunday

    Sunday: A 40 percent chance of snow.  Mostly cloudy, with a high near 13. North wind 8 to 10 mph, with gusts as high as 17 mph.

    High: 13 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -4. North northwest wind around 9 mph, with gusts as high as 18 mph.

    Low: -4 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 14.

    High: 14 °F

    Sunny

Detailed Forecast

Overnight
Partly cloudy, with a low around -6. Wind chill values between -18 and -23. Blustery, with a north northwest wind around 20 mph, with gusts as high as 30 mph.
Friday
Mostly sunny and cold, with a high near 2. Wind chill values between -18 and -28. North wind 10 to 18 mph, with gusts as high as 30 mph.
Friday Night
Mostly cloudy, with a low around -4. Wind chill values between -15 and -20. North wind 7 to 10 mph, with gusts as high as 17 mph.
Saturday
A 50 percent chance of snow after noon. Cloudy and cold, with a high near 8. Wind chill values between -6 and -16. Northeast wind around 6 mph.
Saturday Night
Snow. Low around 4. North northeast wind 6 to 8 mph, with gusts as high as 16 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 13. North wind 8 to 10 mph, with gusts as high as 17 mph.
Sunday Night
Partly cloudy, with a low around -4. North northwest wind around 9 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 14.
Monday Night
Mostly clear, with a low around 5.
Tuesday
Mostly sunny, with a high near 24.
Tuesday Night
Partly cloudy, with a low around 3.
Wednesday
Mostly sunny, with a high near 17.
Wednesday Night
Partly cloudy, with a low around -2.
Thursday
Mostly sunny, with a high near 13.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.72°N 90.42°W (Elev. 600 ft)
3:16 am CST Jan 23, 2026
3am CST Jan 23, 2026-6pm CST Jan 29, 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