620  
SXUS83 KAPX 151308  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
908 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 151230Z 110 5 8 POINT IROQUOIS  
CYAM 151200Z 90 4 SOO (CANADA)  
KANJ 151255Z 120 5 SAULT STE MARIE  
SWPM4 151230Z 130 3 5 69.44 S.W. PIER  
LTRM4 151230Z 90 3 5 63.14 LITTLE RAPIDS  
RCKM4 151230Z 140 8 11 69.44 ROCK CUT  
WNEM4 151230Z 150 5 9 64.21 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 151230Z 170 9 10 69.44 DETOUR VILLAGE  
KDRM 151255Z 150 5 DRUMMOND ISLAND  
KMCD 151255Z 190 6 MACKINAC ISLAND  
MACM4 151230Z 200 10 12 72.68 MACKINAC CITY  
CYGM4 151255Z 190 14 18 CHEBOYGAN MARINA  
SRLM4 151200Z 170 13 SPECTACLE REEF LIGHT  
KPZQ 151255Z 190 9 ROGERS CITY  
PRIM4 151250Z 180 5 8 PRESQUE ISLE LIGHT  
KAPN 151254Z 150 3 ALPENA GUARD BASE  
APNM4 151250Z 210 2 ALPENA HARBOR LIGHT  
TBIM4 151230Z 190 2 THUNDER BAY ISLAND  
SPTM4 151250Z CALM STURGEON POINT LIGHT  
GSLM4 151240Z 150 10 11 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 151255Z 190 4 MANISTIQUE  
PNLM4 151230Z 220 5 7 PORT INLAND  
NABM4 151240Z 200 4 5 NAUBINWAY  
KSJX 151255Z 190 6 ST JAMES  
KPLN 151254Z 160 3 PELLSTON  
KMGN 151255Z CALM HARBOR SPRINGS  
KCVX 151255Z 160 8 CHARLEVOIX  
NMIM4 151228Z CALM 2 NORTH MANITOU ISLAND  
GTLM4 151240Z 170 4 10 GRAND TRAVERSE LIGHT  
KTVC 151253Z CALM TRAVERSE CITY  
KFKS 151255Z 160 4 FRANKFORT  
MEEM4 151240Z 120 5 8 MANISTEE HARBOR  
BSBM4 151240Z 150 4 8 BIG SABLE POINT  
LDTM4 151230Z 110 2 4 LUDINGTON  
KLDM 151255Z 140 4 LUDINGTON AIRPORT  
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