675  
SXUS83 KAPX 080538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 AM EDT THU MAY 8 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 080450Z 60 19 22 GRAND MARAIS  
WFPM4 080440Z 60 11 14 WHITEFISH POINT  
PTIM4 080500Z 70 7 8 POINT IROQUOIS  
CYAM 080500Z 50 11 SOO (CANADA)  
KANJ 080455Z 60 8 18 SAULT STE MARIE  
SWPM4 080500Z 50 8 11 38.11 S.W. PIER  
LTRM4 080500Z 50 12 15 40.64 LITTLE RAPIDS  
RCKM4 080500Z 40 7 13 43.88 ROCK CUT  
WNEM4 080500Z 30 4 6 42.61 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 080500Z 40 20 24 42.26 DETOUR VILLAGE  
KDRM 080515Z 30 6 DRUMMOND ISLAND  
KMCD 080515Z 50 16 MACKINAC ISLAND  
MACM4 080500Z 60 8 10 46.94 MACKINAC CITY  
KSLH 080515Z 60 10 18 CHEBOYGAN AIRPORT  
CYGM4 080525Z 50 25 41 CHEBOYGAN MARINA  
SRLM4 080400Z 40 20 SPECTACLE REEF LIGHT  
KPZQ 080515Z 60 9 14 ROGERS CITY  
PRIM4 080450Z 40 19 20 PRESQUE ISLE LIGHT  
KAPN 080454Z 50 9 ALPENA GUARD BASE  
APNM4 080520Z 60 11 15 ALPENA HARBOR LIGHT  
TBIM4 080500Z 60 12 15 THUNDER BAY ISLAND  
SPTM4 080450Z CALM STURGEON POINT LIGHT  
KOSC 080515Z 80 14 OSCODA  
TAWM4 080440Z 50 8 16 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 080515Z 360 7 MANISTIQUE  
PNLM4 080500Z 20 6 10 48.19 PORT INLAND  
NABM4 080440Z 20 10 16 NAUBINWAY  
KSJX 080515Z 50 8 ST JAMES  
KPLN 080454Z 40 9 PELLSTON  
KMGN 080515Z 60 10 HARBOR SPRINGS  
KCVX 080515Z 10 6 CHARLEVOIX  
NMIM4 080428Z 340 6 12 NORTH MANITOU ISLAND  
GTLM4 080440Z 30 11 13 GRAND TRAVERSE LIGHT  
KTVC 080453Z 340 5 TRAVERSE CITY  
KFKS 080515Z 30 9 16 FRANKFORT  
MEEM4 080440Z 10 12 13 MANISTEE HARBOR  
BSBM4 080440Z 20 14 18 BIG SABLE POINT  
LDTM4 080500Z 50 6 11 LUDINGTON  
KLDM 080515Z 50 6 LUDINGTON AIRPORT  
 
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