278  
SXUS83 KAPX 151338  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
938 AM EDT FRI AUG 15 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 151250Z 200 12 16 GRAND MARAIS  
WFPM4 151240Z 190 7 12 WHITEFISH POINT  
PTIM4 151300Z 120 4 7 POINT IROQUOIS  
CYAM 151300Z 120 3 SOO (CANADA)  
KANJ 151255Z 120 5 SAULT STE MARIE  
SWPM4 151300Z 120 5 6 69.44 S.W. PIER  
LTRM4 151300Z 150 6 8 63.14 LITTLE RAPIDS  
RCKM4 151300Z 150 7 10 69.44 ROCK CUT  
WNEM4 151300Z 160 7 10 64.21 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 151300Z 170 9 10 69.44 DETOUR VILLAGE  
KDRM 151315Z 180 7 DRUMMOND ISLAND  
KMCD 151315Z 180 8 MACKINAC ISLAND  
MACM4 151300Z 210 9 12 72.86 MACKINAC CITY  
CYGM4 151325Z 180 14 18 CHEBOYGAN MARINA  
SRLM4 151200Z 170 13 SPECTACLE REEF LIGHT  
KPZQ 151315Z 200 9 14 ROGERS CITY  
PRIM4 151250Z 180 5 8 PRESQUE ISLE LIGHT  
KAPN 151254Z 150 3 ALPENA GUARD BASE  
APNM4 151320Z 180 2 3 ALPENA HARBOR LIGHT  
TBIM4 151300Z 220 3 THUNDER BAY ISLAND  
SPTM4 151250Z CALM STURGEON POINT LIGHT  
KOSC 151308Z 170 5 OSCODA  
GSLM4 151240Z 150 10 11 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 151315Z 200 6 MANISTIQUE  
PNLM4 151300Z 200 4 5 PORT INLAND  
NABM4 151240Z 200 4 5 NAUBINWAY  
KPLN 151254Z 160 3 PELLSTON  
KMGN 151315Z CALM HARBOR SPRINGS  
KCVX 151315Z 170 6 CHARLEVOIX  
NMIM4 151228Z CALM 2 NORTH MANITOU ISLAND  
GTLM4 151240Z 170 4 10 GRAND TRAVERSE LIGHT  
KTVC 151253Z CALM TRAVERSE CITY  
KFKS 151315Z 160 4 FRANKFORT  
MEEM4 151240Z 120 5 8 MANISTEE HARBOR  
BSBM4 151240Z 150 4 8 BIG SABLE POINT  
LDTM4 151300Z CALM 2 LUDINGTON  
KLDM 151315Z 150 4 LUDINGTON AIRPORT  
 
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