Showers and Thunderstorms from the Southern Plains into the Mid-Mississippi Valley; Record Warmth in the Plains and Midwest

Heavy rain and widely scattered severe storms capable of large hail, damaging winds, and possibly a tornado are expected over portions of the central and southern Plains into the Lower Missouri Valley. Unseasonable warmth will continue for a few more days across the Midwest and Southeast where several daily record highs could fall. Read More >

Hazardous Weather Conditions

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Fog/Mist

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.97 in
Dewpoint 64°F (18°C)
Visibility 5.00 mi
Last update 14 Oct 1:55 am CDT
Extended Forecast for

Monmouth IL

  • Overnight

    Overnight: Scattered showers.  Cloudy, with a low around 62. Northwest wind around 5 mph.  Chance of precipitation is 30%.

    Low: 62 °F

    Scattered
    Showers

  • Wednesday

    Wednesday: Isolated showers before 11am.  Cloudy, with a high near 66. North wind 5 to 10 mph.  Chance of precipitation is 20%.

    High: 66 °F

    Isolated
    Showers then
    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm, mainly after 4am.  Cloudy, with a low around 56. East wind 5 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%.

    Low: 56 °F

    Cloudy then
    Showers
    Likely

  • Thursday

    Thursday: Showers and possibly a thunderstorm before 2pm, then a chance of showers between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm.  High near 67. East wind 5 to 10 mph becoming southwest in the afternoon.  Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 67 °F

    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers between 7pm and 1am.  Mostly cloudy, with a low around 45. Breezy.  Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 55. Breezy.

    High: 55 °F

    Partly Sunny
    and Breezy

  • Friday Night

    Friday Night: Patchy frost after 4am.  Otherwise, mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear
    then Patchy
    Frost

  • Saturday

    Saturday: Areas of frost before 8am.  Otherwise, sunny, with a high near 58.

    High: 58 °F

    Areas Frost
    then Sunny

  • Saturday Night

    Saturday Night: Clear, with a low around 40.

    Low: 40 °F

    Clear

Detailed Forecast

Overnight
Scattered showers. Cloudy, with a low around 62. Northwest wind around 5 mph. Chance of precipitation is 30%.
Wednesday
Isolated showers before 11am. Cloudy, with a high near 66. North wind 5 to 10 mph. Chance of precipitation is 20%.
Wednesday Night
Showers likely and possibly a thunderstorm, mainly after 4am. Cloudy, with a low around 56. East wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday
Showers and possibly a thunderstorm before 2pm, then a chance of showers between 2pm and 4pm, then a chance of showers and thunderstorms after 4pm. High near 67. East wind 5 to 10 mph becoming southwest in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers between 7pm and 1am. Mostly cloudy, with a low around 45. Breezy. Chance of precipitation is 60%.
Friday
Partly sunny, with a high near 55. Breezy.
Friday Night
Patchy frost after 4am. Otherwise, mostly clear, with a low around 35.
Saturday
Areas of frost before 8am. Otherwise, sunny, with a high near 58.
Saturday Night
Clear, with a low around 40.
Sunday
Sunny, with a high near 67.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 69.
Monday Night
Partly cloudy, with a low around 48.
Tuesday
Sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Monmouth IL
 40.9°N 90.65°W (Elev. 774 ft)
1:26 am CDT Oct 14, 2026
2am CDT Oct 14, 2026-6pm CDT Oct 20, 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