Forecast for Carpentersville, IL | Forecast Periods: 14
Sunday
Mar 15
2026
Carpentersville, IL
Updated: 1:21 AM CDT
33°F
Chance Rain Showers
15 mph ESE
Precipitation: 25%
A chance of rain showers. Cloudy. Low around 33, with temperatures rising to around 36 overnight. East southeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.
Hourly Forecast
Extended Forecast
Sunday
Sun, Mar 15
58°F
Showers And Thunderstorms
15 mph SSE
Precipitation: 92%
A slight chance of rain showers before 8am, then showers and thunderstorms. Cloudy. High near 58, with temperatures falling to around 56 in the afternoon. South southeast wind 15 to 25 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Sun, Mar 15
21°F
Rain Showers then Areas Of Blowing Snow
20 mph W
Precipitation: 98%
Showers and thunderstorms before 11pm, then rain showers and a slight chance of sleet between 11pm and midnight, then rain and snow showers likely between midnight and 1am, then areas of blowing snow and rain and snow showers. Cloudy. Low around 21, with temperatures rising to around 25 overnight. West wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Monday
Mon, Mar 16
22°F
Snow Showers Likely And Areas Of Blowing Snow
25 mph NW
Precipitation: 69%
Snow showers likely and areas of blowing snow. Cloudy, with a high near 22. Northwest wind 25 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Mon, Mar 16
8°F
Chance Snow Showers And Patchy Blowing Snow then Mostly Cloudy
10 mph WNW
Precipitation: 39%
A chance of snow showers and patchy blowing snow before 7pm. Mostly cloudy, with a low around 8. West northwest wind 10 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 40%. New snow accumulation of less than half an inch possible.
Tuesday
Tue, Mar 17
24°F
Mostly Sunny
10 mph W
Precipitation: 1%
Mostly sunny, with a high near 24.
Tuesday Night
Tue, Mar 17
18°F
Snow Showers Likely
5 mph SSW
Precipitation: 69%
Snow showers likely after 7pm. Mostly cloudy, with a low around 18. New snow accumulation of less than one inch possible.
Wednesday
Wed, Mar 18
44°F
Snow Showers Likely
10 mph SSW
Precipitation: 69%
Snow showers likely before 7am, then a slight chance of rain and snow showers between 7am and 1pm. Partly sunny, with a high near 44. New snow accumulation of less than one inch possible.
Wednesday Night
Wed, Mar 18
33°F
Mostly Cloudy
5 mph SW
Precipitation: 10%
Mostly cloudy, with a low around 33.
Thursday
Thu, Mar 19
53°F
Mostly Sunny
5 mph WNW
Precipitation: 10%
Mostly sunny, with a high near 53.
Thursday Night
Thu, Mar 19
36°F
Mostly Cloudy
5 mph E
Precipitation: 4%
Mostly cloudy, with a low around 36.
Friday
Fri, Mar 20
58°F
Mostly Cloudy
5 mph SW
Precipitation: 6%
Mostly cloudy, with a high near 58.
Friday Night
Fri, Mar 20
36°F
Mostly Cloudy
10 mph WNW
Precipitation: 9%
Mostly cloudy, with a low around 36.
Saturday
Sat, Mar 21
51°F
Mostly Sunny
10 mph NNW
Precipitation: 6%
Mostly sunny, with a high near 51.