Des Plaines, Illinois Weather:
Active Weather Warnings
Wednesday, September 23, 2026
Cloudy Weather
Day 64°
Night 55°
Precipitation 5 %
Wind 12 mph
UV Index (0 - 11+) 1
Weather Forecast History
Last Year's Weather on This Day (September 23, 2025)
Sunny with a Chance of Thunderstorms

Day

79°

Night

63°

Wind

6 mph

UV Index

50

Precipitation

85 %

Weather Alerts and Warnings for

Moderate Expected Likely

Beach Hazards Statement

Beach Hazards Statement issued September 21 at 9:25AM CDT until September 23 at 7:00PM CDT by NWS Chicago IL
Sep 21, 9:25 AM Sep 23, 7:00 PM
WHAT: High wave action and dangerous currents expected at Lake
Michigan beaches. Waves 5 to 8 ft expected.

WHERE: Lake IL, Northern Cook and Central Cook Counties.

WHEN: Through Wednesday evening.

IMPACTS: Swimming conditions will be life threatening,
especially for inexperienced swimmers.
+ Read More
Remain out of the water to avoid dangerous swimming conditions and do not venture out onto piers, jetties, breakwalls, or other shoreline structures.
Updated: Sep 21, 1:55 PM Source: NWS Alert