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

Heavy Rain in the Southern Appalachians; Fire Weather and Heat in the West; Monitoring Tropical Storm Erin

Heavy to excessive rainfall over the southern Appalachians may bring areas of flooding today. Gusty winds and low relative humidity will bring critical fire weather conditions to parts of the Great Basin and northern Rockies today and Thursday. Hot to extremely hot temperatures are in place through today across parts of the western U.S. 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.