FZUS73 KLOT 042248 MWSLOT Marine Weather Statement National Weather Service Chicago/Romeoville 548 PM CDT Mon May 4 2026 LMZ742-042258- /O.CAN.KLOT.MA.W.0031.000000T0000Z-260504T2345Z/ 548 PM CDT Mon May 4 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Nearshore Waters from Northerly Island to Calumet Harbor... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. && LAT...LON 4162 8733 4164 8743 4165 8744 4167 8742 4169 8750 4172 8753 4173 8753 4176 8741 4177 8742 4177 8743 4188 8710 4190 8697 4179 8697 4179 8696 4172 8692 4166 8709 4165 8714 4163 8716 4162 8732 4161 8733 TIME...MOT...LOC 2248Z 257DEG 36KT 4161 8758 4176 8705 $$ LMZ743>745-779-042345- /O.CON.KLOT.MA.W.0031.000000T0000Z-260504T2345Z/ 548 PM CDT Mon May 4 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 645 PM CDT... For the following areas... Nearshore Waters from Calumet Harbor to Michigan City... Open Waters from Wilmette Harbor to Michigan City out to Mid Lake... At 548 PM CDT, strong thunderstorms were located along a line extending from 6 nm southwest of Hammond Marina to 8 nm northeast of Burns Harbor, moving east at 35 knots. HAZARD...Wind gusts to nearly 50 knots and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Indiana Harbor, Calumet Harbor, Burns Harbor, Marina Shores at Dune Harbor, and Hammond Marina. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4162 8733 4164 8743 4165 8744 4167 8742 4169 8750 4172 8753 4173 8753 4176 8741 4177 8742 4177 8743 4188 8710 4190 8697 4179 8697 4179 8696 4172 8692 4166 8709 4165 8714 4163 8716 4162 8732 4161 8733 TIME...MOT...LOC 2248Z 257DEG 36KT 4161 8758 4176 8705 HAIL...<.75IN WIND...49KTS $$ Kluber