495 FZUS72 KMLB 130013 MWSMLB Marine Weather Statement National Weather Service Melbourne FL 813 PM EDT Tue May 12 2026 AMZ575-130115- /O.CON.KMLB.MA.W.0083.000000T0000Z-260513T0115Z/ 813 PM EDT Tue May 12 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 915 PM EDT... For the following areas... Sebastian Inlet to Jupiter Inlet 20-60 nm... At 812 PM EDT, a cloud was located 38 nm east of Hobe Sound Beach, moving east at 10 knots. HAZARD...Wind gusts to 40 knots. SOURCE...Radar indicated. IMPACT...Expect wind gusts in excess of 34 knots, suddenly higher waves, lightning and heavy downpours. Make sure all on board are wearing life jackets. Return to safe harbor if possible. The cloud will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Frequent cloud to water lightning is occurring with this storm. If caught on the open water stay below deck and, if possible, avoid ungrounded metal objects. Remember, lightning can strike beyond 10 miles away from a thunderstorm. && LAT...LON 2713 7950 2732 7956 2742 7918 2732 7914 2711 7908 TIME...MOT...LOC 0012Z 249DEG 8KT 2726 7942 HAIL...0.00IN WIND...40KTS $$ Watson  592 WHUS53 KMKX 130021 SMWMKX LMZ643-644-669-671-130045- /O.NEW.KMKX.MA.W.0027.260513T0021Z-260513T0045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Milwaukee/Sullivan WI 721 PM CDT Tue May 12 2026 The National Weather Service in Milwaukee/Sullivan has issued a * Special Marine Warning for... Lake Michigan nearshore and open waters to mid lake from Sheboygan WI to North Port Light WI... * Until 745 PM CDT. * At 721 PM CDT, a strong thunderstorm was located near Port Washington, moving east at 45 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Port Washington. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4339 8787 4345 8781 4349 8779 4354 8780 4358 8778 4364 8741 4330 8742 4332 8789 TIME...MOT...LOC 0021Z 277DEG 45KT 4345 8784 HAIL...0.00IN WIND...49KTS $$ MRC  007 FZUS72 KMLB 130031 MWSMLB Marine Weather Statement National Weather Service Melbourne FL 831 PM EDT Tue May 12 2026 AMZ575-130040- /O.CAN.KMLB.MA.W.0083.000000T0000Z-260513T0115Z/ 831 PM EDT Tue May 12 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Sebastian Inlet to Jupiter Inlet 20-60 nm... The thunderstorm has weakened and no longer poses a significant threat to boaters. && LAT...LON 2713 7950 2732 7956 2742 7918 2732 7914 2711 7908 TIME...MOT...LOC 0028Z 249DEG 8KT 2727 7938 $$ Watson  800 FZUS73 KMKX 130036 MWSMKX Marine Weather Statement National Weather Service Milwaukee/Sullivan WI 736 PM CDT Tue May 12 2026 LMZ644-130046- /O.CAN.KMKX.MA.W.0027.000000T0000Z-260513T0045Z/ 736 PM CDT Tue May 12 2026 ...THE SPECIAL MARINE WARNING IS CANCELLED... The affected areas were... Nearshore waters from Port Washington WI to North Point Light WI... The thunderstorm has moved out of the warned area and no longer poses a significant threat to boaters. && LAT...LON 4342 8780 4345 8781 4349 8779 4352 8777 4355 8774 4364 8741 4330 8742 4331 8770 TIME...MOT...LOC 0036Z 277DEG 45KT 4343 8758 $$ LMZ643-669-671-130045- /O.CON.KMKX.MA.W.0027.000000T0000Z-260513T0045Z/ 736 PM CDT Tue May 12 2026 ...A SPECIAL MARINE WARNING REMAINS IN EFFECT UNTIL 745 PM CDT... For the following areas... Nearshore waters from Sheboygan WI to Port Washington WI... Lake Michigan from Sheboygan WI to North Port Light WI 5 nm off shore to mid lake... At 736 PM CDT, a strong thunderstorm was located 13 nm east of Port Washington, moving east at 45 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. The strong thunderstorm will remain over mainly open waters. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 4342 8780 4345 8781 4349 8779 4352 8777 4355 8774 4364 8741 4330 8742 4331 8770 TIME...MOT...LOC 0036Z 277DEG 45KT 4343 8758 HAIL...0.00IN WIND...49KTS $$ MRC  929 WHUS53 KGRR 130051 SMWGRR LMZ848-849-868-870-130215- /O.NEW.KGRR.MA.W.0022.260513T0051Z-260513T0215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service Grand Rapids MI 851 PM EDT Tue May 12 2026 The National Weather Service in Grand Rapids has issued a * Special Marine Warning for... Nearshore and Open Waters from Whitehall to Manistee MI... * Until 1015 PM EDT. * At 850 PM EDT, strong thunderstorms were located along a line extending from 14 nm southwest of Big Sable Point Light to 18 nm east of Sheboygan, moving east at 35 knots. HAZARD...Wind gusts to nearly 50 knots and small hail. SOURCE...Radar. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Ludington Light, Little Sable Point Light, and Pentwater Pier Heads. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 4371 8712 4390 8707 4402 8687 4400 8648 4394 8645 4381 8643 4374 8646 4368 8653 4365 8654 4360 8653 4355 8650 4362 8713 TIME...MOT...LOC 0050Z 274DEG 37KT 4396 8683 4373 8731 HAIL...<.75IN WIND...49KTS $$ RAH