Forecast for Glen Ellyn, IL | Forecast Periods: 14
Saturday
Mar 14
2026
Glen Ellyn, IL
Updated: 6:56 PM CDT
35°F
Cloudy then Slight Chance Rain Showers
15 mph SE
Precipitation: 19%
A slight chance of rain showers after 3am. Cloudy. Low around 35, with temperatures rising to around 39 overnight. Southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Hourly Forecast
Extended Forecast
Sunday
Sun, Mar 15
58°F
Showers And Thunderstorms
15 mph S
Precipitation: 89%
A slight chance of rain showers before 10am, then showers and thunderstorms. Cloudy, with a high near 58. South wind 15 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Sun, Mar 15
22°F
Sleet then Chance Sleet
20 mph WNW
Precipitation: 100%
Showers and thunderstorms before 10pm, then sleet and rain between 10pm and 11pm, then rain and a chance of sleet between 11pm and midnight, then a chance of sleet and rain and snow between midnight and 2am, then snow and patchy blowing snow. Cloudy. Low around 22, with temperatures rising to around 25 overnight. West northwest wind 20 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Monday
Mon, Mar 16
24°F
Snow And Patchy Blowing Snow
25 mph WNW
Precipitation: 87%
Snow and patchy blowing snow before 4pm, then patchy blowing snow and a slight chance of snow. Cloudy, with a high near 24. West northwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Mon, Mar 16
11°F
Patchy Blowing Snow then Mostly Cloudy
10 mph WNW
Precipitation: 20%
Patchy blowing snow and a slight chance of snow before 7pm. Mostly cloudy, with a low around 11. West northwest wind 10 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 20%. New snow accumulation of less than half an inch possible.
Tuesday
Tue, Mar 17
25°F
Mostly Sunny
10 mph W
Precipitation: 1%
Mostly sunny, with a high near 25.
Tuesday Night
Tue, Mar 17
22°F
Snow Showers Likely
5 mph SSW
Precipitation: 68%
Snow showers likely after 7pm. Mostly cloudy, with a low around 22.
Wednesday
Wed, Mar 18
44°F
Snow Showers Likely
10 mph SSW
Precipitation: 68%
Snow showers likely before 1pm. Mostly sunny, with a high near 44.
Wednesday Night
Wed, Mar 18
32°F
Mostly Cloudy
5 mph WSW
Precipitation: 5%
Mostly cloudy, with a low around 32.
Thursday
Thu, Mar 19
56°F
Mostly Sunny
5 mph SW
Precipitation: 2%
Mostly sunny, with a high near 56.
Thursday Night
Thu, Mar 19
37°F
Mostly Cloudy
5 mph WSW
Precipitation: 2%
Mostly cloudy, with a low around 37.
Friday
Fri, Mar 20
58°F
Partly Sunny
10 mph W
Precipitation: 3%
Partly sunny, with a high near 58.
Friday Night
Fri, Mar 20
39°F
Mostly Cloudy
10 mph WNW
Precipitation: 4%
Mostly cloudy, with a low around 39.
Saturday
Sat, Mar 21
60°F
Mostly Sunny
10 mph NW
Precipitation: 3%
Mostly sunny, with a high near 60.