National Weather Service United States Department of Commerce

Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Great Lakes Area Forecast Discussions


Duluth, MN  (Lake Superior)

Marquette, MI  (Lake Superior)

Green Bay, WI  (Lake Michigan)

Milwaukee, WI (Lake Michigan)

Chicago, IL (Lake Michigan)

Northern Indiana (Lake Michigan)

Grand Rapids, MI (Lake Michigan)

Gaylord, MI (Lake Michigan, Lake Huron, Lake Superior)

Detroit/Pontiac, MI (Lake Huron, Lake Erie)

Cleveland, OH (Lake Erie)

Buffalo, NY  (Lake Erie, Lake Ontario)