WHUS53 KLOT 112010 SMWLOT LMZ740>742-777-779-112145- /O.NEW.KLOT.MA.W.0038.260611T2010Z-260611T2145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Chicago/Romeoville 310 PM CDT Thu Jun 11 2026 The National Weather Service in Chicago has issued a * Special Marine Warning for... Nearshore Waters from Winthrop Harbor to Calumet Harbor... Open Waters from Winthrop Harbor to Michigan City out to Mid Lake... * Until 445 PM CDT. * At 309 PM CDT, a powerful surge of easterly winds will are likely as a result of dissipating thunderstorms. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Harrison-Dever Crib, Calumet Harbor, Wilmette Harbor, 31st Street Harbor, Montrose Harbor, Monroe Harbor, Belmont Harbor, Burnham Harbor, 59th Street Marina, Jackson Park Harbor, Diversy Harbor, and DuSable Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Tornado Watch remains in effect until 900 PM CDT for northeastern Illinois...and the adjacent waters of Lake Michigan. && LAT...LON 4246 8717 4246 8702 4213 8696 4187 8697 4173 8753 4183 8760 4189 8762 4189 8760 4190 8762 4206 8767 4214 8775 4227 8783 TIME...MOT...LOC 2009Z 252DEG 49KT 4176 8793 HAIL...0.00IN WIND...49KTS $$ Izzi