Snowfall Observations for O'Hare, Rockford, Romeoville, and Midway (Co-Op)

Heavy Rain From the Central Plains to the Mid-Atlantic; Heat Wave Begins This Weekend

Strong to severe thunderstorms and heavy rain will impact portions of the central Plains into the Upper Midwest and the Mid-Atlantic through the weekend. A stretch of unusually hot and humid weather is expected across portions of the central U.S. and the Southeast beginning this weekend and continuing through next week. The heat may reach dangerous levels, particularly mid to late next week. Read More >

SNOWFALL OBSERVATIONS

The data in the table below shows official snowfall observations, which are taken every 6 hours, going back over the past 48 hours. The most recent observations are on the left. New data generally updates around 6:30 AM/PM CST (7:30 AM/PM CDT) and 12:30 AM/PM CST (1:30 AM/PM CDT).

If you notice old data, try reloading the page while ignoring caching by hitting Shift + F5 on a PC, or Shift + Command + R on a Mac.

A measurement denoted as 'T' indicates that a trace of snowfall was recorded, which signifies that snow fell, but did not accumulate during the corresponding 6-hour observation period.