963 FZUS73 KDTX 140807 MWSDTX Marine Weather Statement National Weather Service Detroit/Pontiac MI 407 AM EDT Tue Apr 14 2026 LHZ422-140817- /O.CAN.KDTX.MA.W.0007.000000T0000Z-260414T0915Z/ 407 AM EDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Inner Saginaw Bay SW of Point Au Gres to Bay Port MI... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. A Severe Thunderstorm Watch remains in effect until 500 AM EDT for southeastern Michigan...and the adjacent waters of Lake Huron. && LAT...LON 4360 8213 4357 8262 4377 8265 4399 8279 4404 8292 4398 8305 4395 8322 4418 8330 4417 8225 TIME...MOT...LOC 0807Z 244DEG 39KT 4427 8312 4400 8297 4367 8284 $$ LHZ421-441-442-462-463-140915- /O.CON.KDTX.MA.W.0007.000000T0000Z-260414T0915Z/ 407 AM EDT Tue Apr 14 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 515 AM EDT... For the following areas... Harbor Beach to Port Sanilac MI... Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border... Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US/Canadian border... Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay... Port Austin to Harbor Beach MI... At 407 AM EDT, strong thunderstorms were located along a line extending from 10 nm east of Au Sable Point to near Port Austin to 13 nm southwest of Harbor Beach, moving northeast at 40 knots. HAZARD...Wind gusts to 40 knots and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. strong thunderstorms will be near... Port Austin around 410 AM EDT. Port Hope, Harbor Beach, and White Rock around 415 AM EDT. Other locations impacted by strong thunderstorms include White Rock and Richmondville. PRECAUTIONARY/PREPAREDNESS ACTIONS... Frequent lightning is occurring with these storms. If caught on the open water stay below deck if possible, keep away from ungrounded metal objects. && LAT...LON 4360 8213 4357 8262 4377 8265 4399 8279 4404 8292 4398 8305 4395 8322 4418 8330 4417 8225 TIME...MOT...LOC 0807Z 244DEG 39KT 4427 8312 4400 8297 4367 8284 HAIL...<.75IN WIND...40KTS $$ cb  518 FZUS73 KAPX 140814 MWSAPX Marine Weather Statement National Weather Service Gaylord MI 414 AM EDT Tue Apr 14 2026 LHZ349-363-140900- /O.CON.KAPX.MA.W.0008.000000T0000Z-260414T0900Z/ 414 AM EDT Tue Apr 14 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 500 AM EDT... For the following areas... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border... Sturgeon Pt to Alabaster MI... At 413 AM EDT, strong thunderstorms were located along a line extending from 6 nm east of Harrisville to 8 nm northeast of Port Austin, moving northeast at 45 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... Sturgeon Point, Central Lake Huron Buoy, Harrisville, and Greenbush. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4419 8317 4455 8336 4471 8330 4471 8249 4472 8247 4471 8238 4418 8226 TIME...MOT...LOC 0813Z 241DEG 36KT 4464 8316 4416 8286 HAIL...0.00IN WIND...>34KTS $$ Dippman  519 FZUS73 KDTX 140825 MWSDTX Marine Weather Statement National Weather Service Detroit/Pontiac MI 425 AM EDT Tue Apr 14 2026 LHZ421-140834- /O.CAN.KDTX.MA.W.0007.000000T0000Z-260414T0915Z/ 425 AM EDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. A Severe Thunderstorm Watch remains in effect until 500 AM EDT for southeastern Michigan...and the adjacent waters of Lake Huron. && LAT...LON 4360 8213 4357 8262 4377 8265 4399 8279 4404 8292 4404 8299 4418 8300 4417 8225 TIME...MOT...LOC 0824Z 245DEG 39KT 4434 8290 4407 8275 4374 8263 $$ LHZ441-442-462-463-140915- /O.CON.KDTX.MA.W.0007.000000T0000Z-260414T0915Z/ 425 AM EDT Tue Apr 14 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 515 AM EDT... For the following areas... Harbor Beach to Port Sanilac MI... Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border... Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US/Canadian border... Port Austin to Harbor Beach MI... At 424 AM EDT, strong thunderstorms were located along a line extending from 18 nm north of Port Austin to 8 nm north of Port Hope to 6 nm south of Harbor Beach, moving northeast at 40 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Strong thunderstorms will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 4360 8213 4357 8262 4377 8265 4399 8279 4404 8292 4404 8299 4418 8300 4417 8225 TIME...MOT...LOC 0824Z 245DEG 39KT 4434 8290 4407 8275 4374 8263 HAIL...<.75IN WIND...>34KTS $$ cb  668 FZUS73 KGRR 140835 MWSGRR Marine Weather Statement National Weather Service Grand Rapids MI 435 AM EDT Tue Apr 14 2026 LMZ847>849-870-872-140843- /O.CAN.KGRR.MA.W.0014.000000T0000Z-260414T0945Z/ 435 AM EDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Nearshore Waters from Grand Haven to Manistee MI... Open Waters from Grand Haven to Pentwater MI... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. Lingering weaker thunderstorms remain. LAT...LON 4232 8699 4294 8655 4300 8624 4267 8621 4234 8630 4211 8649 4212 8696 TIME...MOT...LOC 0833Z 289DEG 36KT 4297 8592 4269 8618 4238 8656 $$ LMZ844>846-874-876-878-140945- /O.CON.KGRR.MA.W.0014.000000T0000Z-260414T0945Z/ 435 AM EDT Tue Apr 14 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 545 AM EDT... For the following areas... Nearshore and Open Waters from St Joseph to Grand Haven MI... At 433 AM EDT, strong thunderstorms were located along a line extending from 14 nm east of Port Sheldon Harbor to Saugatuck Pier Heads to 11 nm west of South Haven Light, moving east at 35 knots. HAZARD...Wind gusts 34 knots or greater. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... South Haven Light, Saugatuck Pier Heads, St. Joseph Light, and St. Joseph. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4232 8699 4294 8655 4300 8624 4267 8621 4234 8630 4211 8649 4212 8696 TIME...MOT...LOC 0833Z 289DEG 36KT 4297 8592 4269 8618 4238 8656 HAIL...0.00IN WIND...>34KTS $$ RAH  403 FZUS73 KDTX 140842 MWSDTX Marine Weather Statement National Weather Service Detroit/Pontiac MI 442 AM EDT Tue Apr 14 2026 LHZ441-442-140852- /O.CAN.KDTX.MA.W.0007.000000T0000Z-260414T0915Z/ 442 AM EDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Harbor Beach to Port Sanilac MI... Port Austin to Harbor Beach MI... The thunderstorms have moved out of the warned area and no longer pose a significant threat to boaters. A Severe Thunderstorm Watch remains in effect until 500 AM EDT for the adjacent waters of Lake Huron. && LAT...LON 4360 8213 4358 8250 4380 8253 4402 8264 4407 8271 4418 8273 4417 8225 TIME...MOT...LOC 0842Z 257DEG 40KT 4421 8247 4394 8232 4361 8221 $$ LHZ462-463-140915- /O.CON.KDTX.MA.W.0007.000000T0000Z-260414T0915Z/ 442 AM EDT Tue Apr 14 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 515 AM EDT... For the following areas... Lake Huron from Harbor Beach to Port Sanilac 5NM Off Shore to US/Canadian border... Lake Huron from Port Austin to Harbor Beach 5NM Off Shore to the US/Canadian border... At 442 AM EDT, strong thunderstorms were located along a line extending from near Central Lake Huron Buoy to 15 nm east of Harbor Beach to 18 nm northeast of Port Sanilac, moving east at 40 knots. HAZARD...Wind gusts 34 knots or greater and small hail. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Strong thunderstorms will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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 4360 8213 4358 8250 4380 8253 4402 8264 4407 8271 4418 8273 4417 8225 TIME...MOT...LOC 0842Z 257DEG 40KT 4421 8247 4394 8232 4361 8221 HAIL...<.75IN WIND...>34KTS $$ cb  634 FZUS73 KIWX 140847 MWSIWX Marine Weather Statement National Weather Service Northern Indiana 447 AM EDT Tue Apr 14 2026 LMZ043-046-080-140915- /O.CON.KIWX.MA.W.0009.000000T0000Z-260414T0915Z/ 447 AM EDT Tue Apr 14 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 515 AM EDT... For the following areas... Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.... Michigan City IN to New Buffalo MI... New Buffalo MI to St Joseph MI... At 445 AM EDT, strong outflow winds associated with showers and isolated thunderstorms were located along a line extending from 7 nm southwest of South Haven Light to St. Joseph to 7 nm west of Michigan City to 6 nm northeast of Marina Shores at Dune Harbor to near Burns Harbor, moving southeast at 40 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. Locations impacted include... New Buffalo, St. Joseph, and Michigan City. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4179 8696 4179 8697 4212 8696 4213 8657 4211 8649 4194 8658 4189 8662 4180 8675 4179 8676 4172 8691 TIME...MOT...LOC 0845Z 312DEG 38KT 4230 8636 4209 8651 4175 8702 4173 8710 4171 8719 HAIL...0.00IN WIND...40KTS $$ MARSILI  884 FZUS73 KLOT 140849 MWSLOT Marine Weather Statement National Weather Service Chicago/Romeoville 349 AM CDT Tue Apr 14 2026 LMZ740-777-140859- /O.EXP.KLOT.MA.W.0020.000000T0000Z-260414T0845Z/ 349 AM CDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING EXPIRED AT 345 AM CDT... The affected areas were... Nearshore Waters from Winthrop Harbor to Wilmette Harbor... Open Waters from Winthrop Harbor to Wilmette Harbor out to Mid Lake... The thunderstorms have weakened and no longer pose a significant threat to boaters. && LAT...LON 4246 8702 4212 8696 4211 8760 4208 8768 4214 8775 4227 8783 4248 8780 TIME...MOT...LOC 0849Z 295DEG 43KT 4218 8633 4194 8649 4181 8699 $$ Petr  451 FZUS73 KAPX 140851 MWSAPX Marine Weather Statement National Weather Service Gaylord MI 451 AM EDT Tue Apr 14 2026 LHZ349-363-140901- /O.EXP.KAPX.MA.W.0008.000000T0000Z-260414T0900Z/ 451 AM EDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING WILL EXPIRE AT 500 AM EDT... The affected areas were... Lake Huron from Sturgeon Point to Alabaster MI 5NM off shore to US/Canadian border... Sturgeon Pt to Alabaster MI... The thunderstorms have weakened and no longer pose a significant threat to boaters. && LAT...LON 4419 8317 4455 8336 4471 8330 4471 8249 4472 8247 4471 8238 4418 8226 TIME...MOT...LOC 0851Z 270DEG 58KT 4505 8254 4457 8224 $$ Dippman  821 FZUS73 KGRR 140855 MWSGRR Marine Weather Statement National Weather Service Grand Rapids MI 455 AM EDT Tue Apr 14 2026 LMZ844>846-874-876-878-140905- /O.CAN.KGRR.MA.W.0014.000000T0000Z-260414T0945Z/ 455 AM EDT Tue Apr 14 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Nearshore and Open Waters from St Joseph to Grand Haven MI... The thunderstorms have moved out of the area and no longer pose a significant threat to boaters. LAT...LON 4232 8699 4294 8655 4300 8624 4267 8621 4234 8630 4211 8649 4212 8696 TIME...MOT...LOC 0853Z 274DEG 54KT 4295 8551 4267 8577 4236 8615 $$ RAH