332  
SXUS83 KAPX 050638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 AM EDT WED AUG 5 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 050550Z 180 3 6 GRAND MARAIS  
GRMM4 050550Z 180 3 6 GRAND MARAIS  
PTIM4 050600Z 350 3 4 POINT IROQUOIS  
CYAM 050600Z CALM SOO (CANADA)  
KANJ 050555Z CALM SAULT STE MARIE  
SWPM4 050600Z 290 4 67.09 S.W. PIER  
LTRM4 050600Z 280 2 4 60.61 LITTLE RAPIDS  
RCKM4 050600Z 260 2 3 67.99 ROCK CUT  
WNEM4 050600Z 230 1 2 63.31 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 050600Z CALM 2 65.29 DETOUR VILLAGE  
KDRM 050615Z CALM DRUMMOND ISLAND  
KMCD 050615Z 30 4 MACKINAC ISLAND  
MACM4 050600Z 60 5 6 70.16 MACKINAC CITY  
KSLH 050615Z 350 2 CHEBOYGAN AIRPORT  
CYGM4 050630Z 30 4 6 CHEBOYGAN MARINA  
KPZQ 050615Z 240 3 ROGERS CITY  
PRIM4 050450Z 310 1 7 PRESQUE ISLE LIGHT  
KAPN 050554Z CALM ALPENA GUARD BASE  
APNM4 050610Z 330 2 3 ALPENA HARBOR LIGHT  
TBIM4 050600Z 360 2 THUNDER BAY ISLAND  
SPTM4 050550Z CALM STURGEON POINT LIGHT  
KOSC 050615Z 220 3 OSCODA  
TAWM4 050540Z 200 3 6 TAWAS POINT  
GSLM4 050540Z 130 3 13 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 050615Z 60 1 MANISTIQUE  
PNLM4 050600Z 50 3 5 68.36 PORT INLAND  
NABM4 050540Z 40 1 3 NAUBINWAY  
KSJX 050615Z 60 3 ST JAMES  
KPLN 050607Z 360 4 PELLSTON  
KMGN 050615Z 90 3 HARBOR SPRINGS  
KCVX 050615Z 20 3 CHARLEVOIX  
GTLM4 050540Z 40 5 7 GRAND TRAVERSE LIGHT  
BSBM4 050540Z 160 9 14 BIG SABLE POINT  
LDTM4 050600Z 190 11 15 LUDINGTON  
KLDM 050615Z 190 8 LUDINGTON AIRPORT  
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