542  
SXUS83 KAPX 151708  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
108 PM 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 151650Z 190 14 19 GRAND MARAIS  
WFPM4 151640Z 160 6 12 WHITEFISH POINT  
PTIM4 151630Z 180 2 9 POINT IROQUOIS  
CYAM 151600Z 150 4 SOO (CANADA)  
KANJ 151655Z 130 5 SAULT STE MARIE  
SWPM4 151630Z 120 4 6 69.44 S.W. PIER  
LTRM4 151630Z 150 7 8 63.31 LITTLE RAPIDS  
RCKM4 151630Z 140 7 69.61 ROCK CUT  
WNEM4 151630Z 130 6 10 64.21 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 151630Z 160 10 12 69.44 DETOUR VILLAGE  
KDRM 151655Z 150 8 DRUMMOND ISLAND  
KMCD 151655Z 230 4 MACKINAC ISLAND  
MACM4 151630Z 30 5 7 73.57 MACKINAC CITY  
KSLH 151655Z 190 7 CHEBOYGAN AIRPORT  
CYGM4 151700Z 180 12 22 CHEBOYGAN MARINA  
SRLM4 151600Z 120 5 SPECTACLE REEF LIGHT  
KPZQ 151655Z 160 6 ROGERS CITY  
PRIM4 151650Z 190 9 14 PRESQUE ISLE LIGHT  
KAPN 151654Z 160 10 ALPENA GUARD BASE  
APNM4 151650Z 140 14 ALPENA HARBOR LIGHT  
TBIM4 151630Z 160 8 11 THUNDER BAY ISLAND  
SPTM4 151650Z 170 2 9 STURGEON POINT LIGHT  
GSLM4 151640Z 160 9 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 151655Z 180 9 MANISTIQUE  
PNLM4 151630Z 210 9 10 PORT INLAND  
NABM4 151640Z 200 10 12 NAUBINWAY  
KSJX 151655Z 210 10 17 ST JAMES  
KPLN 151654Z 230 8 PELLSTON  
KMGN 151655Z 240 4 HARBOR SPRINGS  
KCVX 151655Z 240 7 CHARLEVOIX  
NMIM4 151628Z 200 1 7 NORTH MANITOU ISLAND  
GTLM4 151640Z 270 9 11 GRAND TRAVERSE LIGHT  
KFKS 151655Z 230 6 FRANKFORT  
MEEM4 151640Z 230 7 11 MANISTEE HARBOR  
BSBM4 151640Z 190 8 10 BIG SABLE POINT  
LDTM4 151630Z 200 7 10 LUDINGTON  
KLDM 151655Z 220 8 LUDINGTON AIRPORT  
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