National Weather Service United States Department of Commerce

Snow Across the Great Lakes, Central Appalachians, and Northeast; Unsettled Weather in the West

Light to moderate snow will continue into Saturday over the Great Lakes, Central Appalachians, and Northeast. This weekend into next week, a series of atmospheric rivers will bring gusty winds, periods of heavy rain, and mountain snow to northern California and the Pacific Northwest. Colder temperatures are in store for the weekend from the Great Lakes to East Coast. Read More >

Overview

 

Fast Facts:

  • Severe storms brought areas of wind damage to northern IL and northwest IN during the later afternoon through evening on Friday, June 26.
  • Damage was mainly done to trees, but some of these trees did fall on structures.
  • The atmosphere was ripe for severe storm clusters to develop that were capable of damaging winds, highlighted by strong winds at 10,000-20,000 ft and substantial instability.
  • A Severe Thunderstorm Watch had been issued early in the afternoon and numerous warnings would follow.
  • On Saturday, June 27, additional thunderstorms developed and trained over the same area of eastern Illinois into northwest Indiana, producing 5+ inches of rain in a few hours, bringing two day totals in/near Kentland, IN to 7+ inches, and causing significant flash flooding.

For detailed information about the flash flooding that impacted Kentland, IN, see Rainfall Analysis of the June 27th, 2020, Flash Flood in the Vicinity of Kentland, IN, a NWS Technical Paper.

Image

Image

nws logo Media use of NWS Web News Stories is encouraged!
Please acknowledge the NWS as the source of any news information accessed from this site.


Additional recaps can be found on the NWS Chicago Past Events Page
nws logo