498  
SXUS83 KAPX 131738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 PM EDT MON OCT 13 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 131650Z 190 12 14 GRAND MARAIS  
PTIM4 131700Z 130 4 10 POINT IROQUOIS  
CYAM 131700Z 160 7 SOO (CANADA)  
SWPM4 131700Z 150 5 9 59.18 S.W. PIER  
LTRM4 131700Z 150 9 11 57.91 LITTLE RAPIDS  
RCKM4 131700Z 130 11 14 57.91 ROCK CUT  
WNEM4 131700Z 140 10 15 58.28 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 131700Z 150 9 12 58.46 DETOUR VILLAGE  
KDRM 131715Z 140 8 DRUMMOND ISLAND  
MACM4 131700Z 200 8 13 58.64 MACKINAC CITY  
KSLH 131715Z 160 7 CHEBOYGAN AIRPORT  
CYGM4 131725Z 160 12 18 CHEBOYGAN MARINA  
SRLM4 131600Z 140 16 SPECTACLE REEF LIGHT  
KPZQ 131715Z 200 7 ROGERS CITY  
PRIM4 131650Z 120 11 13 PRESQUE ISLE LIGHT  
KAPN 131654Z 120 8 ALPENA GUARD BASE  
APNM4 131720Z 130 11 13 ALPENA HARBOR LIGHT  
TBIM4 131700Z 150 7 8 THUNDER BAY ISLAND  
SPTM4 131650Z 170 2 9 STURGEON POINT LIGHT  
KOSC 131715Z 110 7 OSCODA  
KOSC 131715Z 110 7 OSCODA  
GSLM4 131640Z CALM GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 131715Z 200 7 MANISTIQUE  
PNLM4 131700Z 200 10 12 60.61 PORT INLAND  
NABM4 131640Z 190 11 14 NAUBINWAY  
KSJX 131715Z 190 9 ST JAMES  
KPLN 131654Z 210 9 14 PELLSTON  
KMGN 131715Z 220 4 HARBOR SPRINGS  
KCVX 131715Z 190 4 CHARLEVOIX  
NMIM4 131628Z CALM NORTH MANITOU ISLAND  
GTLM4 131640Z 170 3 11 GRAND TRAVERSE LIGHT  
KTVC 131653Z 180 8 TRAVERSE CITY  
BSBM4 131640Z 160 6 11 BIG SABLE POINT  
LDTM4 131700Z 160 3 5 LUDINGTON  
KLDM 131715Z 150 4 LUDINGTON AIRPORT  
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