Excessive Rainfall and Significant Flooding in the Upper Midwest This Weekend

Heavy to excessive rainfall is expected over the weekend across eastern Iowa, northern Missouri, northwest Illinois and southern Wisconsin. Numerous flash floods, some with significant impacts, are expected in these areas. Heaviest rainfall will occur overnight Saturday and Sunday, so be sure to have multiple ways to receive warnings. Read More >

A powerful low pressure system over the northern Great Lakes brought periods of light snow and snow showers, resulting in light accumulations from a coating to as high as 2.3". Falling temperatures during the snow caused icy roads in some areas, with multiple accidents on the evening of December 30th. Peak wind gusts during the PM hours of December 30th ranged from 35 to 55 mph.

Fast Facts
Snow Totals
Peak Winds
Additional

Fast Facts

The official snowfall for Chicago was 1.5" observed at Chicago O'Hare International Airport.

The official snowfall for Rockford was 1.7" observed at Chicago Rockford International Airport.

Other snowfall amounts include 0.4" at the NWS Chicago in Romeoville and 1.1" observed 3 miles southwest of Chicago Midway International Airport.

Snow Totals