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

Flooding Threat Continues in Portions of Texas; Poor Air Quality in the Great Lakes through the Mid-Atlantic

Widespread life-threatening flash and urban flooding continues in south-central Texas, with considerable flooding impacts possible across central Texas. Wildfire smoke is impacting air quality across much of the Great Lakes region into southern New England and the Mid-Atlantic. Monsoonal thunderstorms may produce isolated to scattered flash flooding across the Southwest into the Great Basin. 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 by 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. Note: Only the previous 48 hours of observations are available on this page.