This is the area's second biggest snow storm so late in the season, and the snowiest April 14 on record.
The north and west suburbs got the most snow - Huntley got 7.5 inches and O'Hare airport got 5 inches. Some areas just got a dusting.
WATCH: Meteorologist Phil Schwarz talks about snow totals
Most of the Chicago area got between 2 and 6 inches. Snow was starting to diminish in the late afternoon.
A Lakeshore Flood Advisory was issued until 10 p.m. Sunday.
Temperatures were in the mid 30s with a wind chill in the 20s.
WATCH: Brookfield Zoo animals enjoy spring snow
RELATED: Chicago AccuWeather: Wintry mix falls on Sunday
About 1,080 flights at O'Hare and Midway airports were cancelled Sunday due to the weather conditions. At about 4 p.m., O'Hare reported 939 canceled flights and a 54-minute average delay. Midway reported 140 cancellations with a 32-minute delay.
Potent weather system continues to move away from Missouri and towards Illinois/Michigan. So far snow reports between Springfield, MO towards Chicago have been between a T to 3-4 inches. Use caution if traveling today. pic.twitter.com/wCaWGLycsK— NWS Central Region (@NWSCentral) April 14, 2019
WATCH: Stormtracker: 2-7 inches of snow falls across Chicago area
Sunday's Buddy Walk was also cancelled, as well as the Chicago Cubs games against the Los Angeles Angels.
RELATED: Cubs postpone Sunday's game against LA Angels due to weather
Both are expected to be rescheduled for another date.
Today’s #Cubs-Angels game has been postponed due to the forecast for inclement weather throughout the day.— Chicago Cubs (@Cubs) April 14, 2019
The makeup date is yet to be determined. Fans are encouraged to retain their tickets to use for the rescheduled contest. No ticket exchange is necessary. pic.twitter.com/CWNLHM9uZb