559  
SXUS83 KAPX 120338  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1138 PM EDT SAT JUL 11 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 120250Z 210 10 13 GRAND MARAIS  
GRMM4 120250Z 210 10 13 GRAND MARAIS  
PTIM4 120300Z 160 1 5 POINT IROQUOIS  
CYAM 120300Z CALM SOO (CANADA)  
KANJ 120255Z CALM SAULT STE MARIE  
SWPM4 120300Z CALM 1 67.46 S.W. PIER  
LTRM4 120300Z 130 2 57.37 LITTLE RAPIDS  
RCKM4 120300Z CALM 1 69.26 ROCK CUT  
WNEM4 120300Z 150 3 58.99 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 120300Z 220 2 4 65.84 DETOUR VILLAGE  
KDRM 120315Z CALM DRUMMOND ISLAND  
KMCD 120315Z 180 9 MACKINAC ISLAND  
MACM4 120300Z 150 2 71.59 MACKINAC CITY  
CYGM4 120330Z 190 6 8 CHEBOYGAN MARINA  
KPZQ 120315Z 190 6 ROGERS CITY  
PRIM4 120250Z 190 3 8 PRESQUE ISLE LIGHT  
KAPN 120254Z CALM ALPENA GUARD BASE  
APNM4 120320Z 250 2 ALPENA HARBOR LIGHT  
TBIM4 120230Z 240 4 THUNDER BAY ISLAND  
SPTM4 120250Z CALM STURGEON POINT LIGHT  
KOSC 120155Z 330 4 OSCODA  
TAWM4 120240Z 360 4 7 TAWAS POINT  
GSLM4 120240Z 10 10 11 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 120315Z CALM MANISTIQUE  
PNLM4 120300Z CALM 1 71.24 PORT INLAND  
NABM4 120240Z CALM 1 NAUBINWAY  
KSJX 120315Z CALM ST JAMES  
KPLN 120254Z CALM PELLSTON  
KMGN 120315Z CALM HARBOR SPRINGS  
KCVX 120315Z 140 4 CHARLEVOIX  
GTLM4 120240Z 150 4 5 GRAND TRAVERSE LIGHT  
KTVC 120253Z CALM TRAVERSE CITY  
KFKS 120315Z 280 1 FRANKFORT  
BSBM4 120240Z 40 5 9 BIG SABLE POINT  
LDTM4 120300Z 70 2 5 LUDINGTON  
 
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