661  
SXUS83 KAPX 130938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
538 AM 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 130850Z 180 9 15 GRAND MARAIS  
PTIM4 130900Z 120 5 7 POINT IROQUOIS  
CYAM 130900Z 120 6 SOO (CANADA)  
KANJ 130855Z 140 7 SAULT STE MARIE  
SWPM4 130900Z 140 5 9 59.36 S.W. PIER  
LTRM4 130900Z 140 8 10 57.74 LITTLE RAPIDS  
RCKM4 130900Z 130 5 6 57.56 ROCK CUT  
WNEM4 130900Z 140 4 6 58.28 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 130900Z 170 9 11 58.46 DETOUR VILLAGE  
KDRM 130915Z 160 3 DRUMMOND ISLAND  
KMCD 130915Z 150 8 MACKINAC ISLAND  
MACM4 130900Z 170 9 12 58.99 MACKINAC CITY  
KSLH 130915Z 160 7 CHEBOYGAN AIRPORT  
CYGM4 130925Z 150 8 15 CHEBOYGAN MARINA  
SRLM4 130800Z 160 14 SPECTACLE REEF LIGHT  
KPZQ 130915Z 180 5 ROGERS CITY  
PRIM4 130850Z 160 5 12 PRESQUE ISLE LIGHT  
KAPN 130854Z CALM ALPENA GUARD BASE  
APNM4 130920Z 140 3 4 ALPENA HARBOR LIGHT  
TBIM4 130900Z 180 8 THUNDER BAY ISLAND  
SPTM4 130850Z 190 2 8 STURGEON POINT LIGHT  
KOSC 130915Z 330 2 OSCODA  
KOSC 130915Z 330 2 OSCODA  
GSLM4 130840Z 130 10 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 130915Z 170 10 14 MANISTIQUE  
PNLM4 130900Z 180 16 19 60.79 PORT INLAND  
NABM4 130840Z 170 17 22 NAUBINWAY  
KSJX 130915Z 160 8 ST JAMES  
KPLN 130925Z CALM PELLSTON  
KMGN 130915Z 60 3 HARBOR SPRINGS  
KCVX 130915Z 140 8 CHARLEVOIX  
NMIM4 130828Z CALM NORTH MANITOU ISLAND  
GTLM4 130840Z 190 5 10 GRAND TRAVERSE LIGHT  
KFKS 130915Z 150 8 FRANKFORT  
BSBM4 130840Z 120 7 12 BIG SABLE POINT  
LDTM4 130900Z 110 3 7 LUDINGTON  
KLDM 130915Z 130 5 LUDINGTON AIRPORT  
 
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