934  
SXUS83 KAPX 151738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 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 151700Z 220 4 6 POINT IROQUOIS  
CYAM 151700Z 210 7 SOO (CANADA)  
KANJ 151655Z 130 5 SAULT STE MARIE  
SWPM4 151700Z 120 1 6 69.44 S.W. PIER  
LTRM4 151700Z 150 5 8 63.31 LITTLE RAPIDS  
RCKM4 151700Z 140 6 8 69.61 ROCK CUT  
WNEM4 151700Z 140 8 11 64.21 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 151700Z 150 12 13 69.44 DETOUR VILLAGE  
KDRM 151715Z 160 8 DRUMMOND ISLAND  
MACM4 151700Z 20 5 7 73.57 MACKINAC CITY  
KSLH 151715Z 220 10 14 CHEBOYGAN AIRPORT  
CYGM4 151725Z 210 19 29 CHEBOYGAN MARINA  
SRLM4 151600Z 120 5 SPECTACLE REEF LIGHT  
KPZQ 151715Z 180 7 19 ROGERS CITY  
PRIM4 151650Z 190 9 14 PRESQUE ISLE LIGHT  
KAPN 151654Z 160 10 ALPENA GUARD BASE  
APNM4 151720Z 140 15 16 ALPENA HARBOR LIGHT  
TBIM4 151700Z 160 10 11 THUNDER BAY ISLAND  
SPTM4 151650Z 170 2 9 STURGEON POINT LIGHT  
GSLM4 151640Z 160 9 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 151715Z 180 10 MANISTIQUE  
PNLM4 151700Z 200 10 11 PORT INLAND  
NABM4 151640Z 200 10 12 NAUBINWAY  
KSJX 151715Z 210 9 ST JAMES  
KPLN 151654Z 230 8 PELLSTON  
KMGN 151715Z 240 5 HARBOR SPRINGS  
KCVX 151715Z 260 9 CHARLEVOIX  
NMIM4 151628Z 200 1 7 NORTH MANITOU ISLAND  
GTLM4 151640Z 270 9 11 GRAND TRAVERSE LIGHT  
KFKS 151715Z 200 8 FRANKFORT  
MEEM4 151640Z 230 7 11 MANISTEE HARBOR  
BSBM4 151640Z 190 8 10 BIG SABLE POINT  
LDTM4 151700Z 210 4 8 LUDINGTON  
KLDM 151715Z 240 9 LUDINGTON AIRPORT  
 
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