National Weather Service Forecast for: Des Plaines IL
Issued by: National Weather Service Chicago, IL
Updated: 9:46 am CDT May 4, 2026
 
This
Afternoon
This Afternoon: Sunny, with a high near 79. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Sunny and
Breezy

Tonight

Tonight: Scattered showers and thunderstorms before 3am, then isolated showers between 3am and 4am.  Mostly cloudy, with a low around 50. West southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 50%.
Scattered
T-storms then
Isolated
Showers
Tuesday

Tuesday: A 30 percent chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 56. North wind 5 to 10 mph.
Chance
Showers

Tuesday
Night
Tuesday Night: Cloudy, then gradually becoming partly cloudy, with a low around 42. Northeast wind around 5 mph becoming north northwest after midnight. Winds could gust as high as 10 mph.
Decreasing
Clouds

Wednesday

Wednesday: Partly sunny, with a high near 57. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Partly Sunny

Wednesday
Night
Wednesday Night: Mostly cloudy, with a low around 42.
Mostly Cloudy

Thursday

Thursday: Partly sunny, with a high near 59.
Partly Sunny

Thursday
Night
Thursday Night: Mostly cloudy, with a low around 44.
Mostly Cloudy

Friday

Friday: Mostly sunny, with a high near 62.
Mostly Sunny

Hi 79 °F Lo 50 °F Hi 56 °F Lo 42 °F Hi 57 °F Lo 42 °F Hi 59 °F Lo 44 °F Hi 62 °F

Hazardous Weather Outlook
 

This Afternoon
 
Sunny, with a high near 79. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph.
Tonight
 
Scattered showers and thunderstorms before 3am, then isolated showers between 3am and 4am. Mostly cloudy, with a low around 50. West southwest wind 10 to 15 mph becoming north northwest after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 50%.
Tuesday
 
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 56. North wind 5 to 10 mph.
Tuesday Night
 
Cloudy, then gradually becoming partly cloudy, with a low around 42. Northeast wind around 5 mph becoming north northwest after midnight. Winds could gust as high as 10 mph.
Wednesday
 
Partly sunny, with a high near 57. North northwest wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday Night
 
Mostly cloudy, with a low around 42.
Thursday
 
Partly sunny, with a high near 59.
Thursday Night
 
Mostly cloudy, with a low around 44.
Friday
 
Mostly sunny, with a high near 62.
Friday Night
 
Partly cloudy, with a low around 43.
Saturday
 
Sunny, with a high near 67.
Saturday Night
 
Partly cloudy, with a low around 47.
Sunday
 
Mostly sunny, with a high near 64.

 

Forecast from NOAA-NWS for Des Plaines IL.