National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall on the Western Gulf Coast; Severe Thunderstorms in the Southern Plains Friday

A multi-day heavy rainfall event will continue over the western Gulf Coast through Monday. Slight Risks of excessive rainfall have been issued, and Flood Watches remain in effect through Monday evening. Scattered severe storms capable of producing large hail and damaging winds are possible across western portions of Texas and Oklahoma on Friday. Read More >

Current conditions at

Galesburg Municipal Airport (KGBG)

Lat: 40.93°NLon: 90.43°WElev: 751ft.

Overcast

56°F

13°C

Humidity 60%
Wind Speed E 12 mph
Barometer 30.09 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 22 May 3:15 am CDT
Extended Forecast for

Gerlaw IL

  • Overnight

    Overnight: Mostly cloudy, with a low around 50. East wind around 10 mph, with gusts as high as 20 mph.

    Low: 50 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 71. East wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 71 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 54. East wind 5 to 10 mph.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 57.

    Low: 57 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Memorial Day

    Memorial Day: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 50. East wind around 10 mph, with gusts as high as 20 mph.
Friday
Mostly cloudy, with a high near 71. East wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 54. East wind 5 to 10 mph.
Saturday
A slight chance of showers between 1pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 79. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 57.
Sunday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 56.
Memorial Day
Sunny, with a high near 85.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 87.
Tuesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 63.
Wednesday
A 50 percent chance of showers. Mostly sunny, with a high near 85.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 64.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Gerlaw IL
 40.99°N 90.62°W (Elev. 719 ft)
Last Update:
2:41 am CDT May 22, 2026
Forecast Valid:
3am CDT May 22, 2026-6pm CDT May 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation