201 WHUS53 KLOT 040215 SMWLOT LMZ741>745-779-040415- /O.NEW.KLOT.MA.W.0054.260704T0215Z-260704T0415Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Chicago/Romeoville 915 PM CDT Fri Jul 3 2026 The National Weather Service in Chicago has issued a * Special Marine Warning for... Nearshore Waters from Wilmette Harbor to Calumet Harbor... Nearshore Waters from Calumet Harbor to Michigan City... Open Waters from Wilmette Harbor to Michigan City out to Mid Lake... * Until 1115 PM CDT. * At 914 PM CDT, clusters of strong thunderstorms were located along a line extending from near Elgin to near Aurora to 14 nm west of Joliet and over the southside of Chicago and southern suburbs, moving southeast at 40 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Harrison-Dever Crib, Wilmette Harbor, 31st Street Harbor, Monroe Harbor, Burns Harbor, Calumet Harbor, Indiana Harbor, Montrose Harbor, Burnham Harbor, Hammond Marina, Jackson Park Harbor, and Belmont Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4162 8733 4164 8743 4168 8743 4167 8744 4169 8750 4183 8760 4189 8762 4189 8760 4190 8762 4208 8768 4211 8760 4212 8696 4179 8697 4179 8696 4172 8691 4163 8716 4162 8732 4161 8732 TIME...MOT...LOC 0214Z 294DEG 38KT 4198 8828 4172 8830 4152 8846 HAIL...0.00IN WIND...>34KTS $$ Yack 799 WHUS53 KIWX 040241 SMWIWX LMZ043-046-080-040345- /O.NEW.KIWX.MA.W.0034.260704T0241Z-260704T0345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Northern Indiana 1041 PM EDT Fri Jul 3 2026 The National Weather Service in Northern Indiana has issued a * Special Marine Warning for... Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.... Michigan City IN to New Buffalo MI... New Buffalo MI to St Joseph MI... * Until 1145 PM EDT. * At 1040 PM EDT, a strong thunderstorm was located 12 nm north of Burns Harbor, moving east at 40 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... New Buffalo and Michigan City. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4179 8696 4179 8697 4212 8696 4213 8657 4211 8649 4194 8658 4189 8662 4180 8675 4179 8676 4172 8691 TIME...MOT...LOC 0240Z 257DEG 38KT 4186 8714 HAIL...<.75IN WIND...40KTS $$ Brown 118 WHUS53 KGRR 040249 SMWGRR LMZ844-845-876-878-040345- /O.NEW.KGRR.MA.W.0050.260704T0249Z-260704T0345Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Grand Rapids MI 1049 PM EDT Fri Jul 3 2026 The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore and Open Waters from St Joseph to Holland MI... * Until 1145 PM EDT. * At 1049 PM EDT, strong thunderstorms were located along a line extending from 20 nm northwest of St. Joseph to 13 nm northwest of St. Joseph Light, moving east at 25 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... South Haven Light, St. Joseph Light, and St. Joseph. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 4213 8656 4212 8696 4251 8702 4256 8624 4246 8625 4229 8633 4221 8639 4211 8649 TIME...MOT...LOC 0249Z 247DEG 27KT 4236 8677 4224 8674 HAIL...<.75IN WIND...>34KTS $$ JC