For the following areas...
Nearshore Waters from Calumet Harbor to Burns Harbor... Open Waters from Wilmette Harbor to Michigan City out to Mid Lake...
At 823 PM CDT, strong thunderstorms were located along a line extending from 12 nm north of Burns Harbor to near Marina Shores at Dune Harbor to near Gary, moving southeast at 30 knots.
HAZARD...Wind gusts to 40 knots and small hail.
SOURCE...Radar indicated.
IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves.
Locations impacted include... Indiana Harbor and Marina Shores at Dune Harbor.