Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fair

41°F

5°C

Humidity 63%
Wind Speed SW 7 mph
Barometer 30.14 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Apr 11:15 pm CDT
Extended Forecast for

Saint Augustine IL

Freeze Watch April 20, 01:00am until April 20, 08:00am
Frost Advisory April 19, 01:00am until April 19, 08:00am
Click here for hazard details and duration
Freeze Watch
Frost Advisory
  • Tonight

    Tonight: Widespread frost, mainly after 5am.  Otherwise, mostly clear, with a low around 34. West wind around 8 mph, with gusts as high as 16 mph.

    Low: 34 °F

    Frost

  • Sunday

    Sunday: Widespread frost before 8am.  Otherwise, mostly sunny, with a high near 57. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 57 °F

    Frost then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 5am.  Otherwise, mostly clear, with a low around 30. North northwest wind 6 to 11 mph becoming light north northeast  after midnight. Winds could gust as high as 18 mph.

    Low: 30 °F

    Mostly Clear
    then Frost

  • Monday

    Monday: Widespread frost, mainly before 8am.  Otherwise, sunny, with a high near 61. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 16 mph.

    High: 61 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47. South southeast wind 8 to 10 mph, with gusts as high as 21 mph.

    Low: 47 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 76 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 54. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 34. West wind around 8 mph, with gusts as high as 16 mph.
Sunday
Widespread frost before 8am. Otherwise, mostly sunny, with a high near 57. West wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Widespread frost, mainly after 5am. Otherwise, mostly clear, with a low around 30. North northwest wind 6 to 11 mph becoming light north northeast after midnight. Winds could gust as high as 18 mph.
Monday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 61. Calm wind becoming south southeast 5 to 9 mph in the morning. Winds could gust as high as 16 mph.
Monday Night
Partly cloudy, with a low around 47. South southeast wind 8 to 10 mph, with gusts as high as 21 mph.
Tuesday
Mostly sunny, with a high near 76. Southwest wind 10 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 54. Southwest wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 82.
Thursday Night
Showers likely. Mostly cloudy, with a low around 58.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 70.
Friday Night
A chance of showers. Mostly cloudy, with a low around 43.
Saturday
Mostly sunny, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine IL
 40.7°N 90.4°W (Elev. 577 ft)
10:36 pm CDT Apr 18, 2026
11pm CDT Apr 18, 2026-6pm CDT Apr 25, 2026
 
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Additional Resources

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