273  
SXUS83 KAPX 110708  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
308 AM EDT TUE AUG 11 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 110650Z 210 2 3 GRAND MARAIS  
GRMM4 110650Z 210 2 3 GRAND MARAIS  
PTIM4 110630Z 250 2 4 POINT IROQUOIS  
CYAM 110600Z CALM SOO (CANADA)  
KANJ 110655Z CALM SAULT STE MARIE  
SWPM4 110630Z CALM 2 68.18 S.W. PIER  
LTRM4 110630Z 220 1 2 61.51 LITTLE RAPIDS  
RCKM4 110630Z 240 1 68.89 ROCK CUT  
WNEM4 110630Z CALM 1 64.04 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 110630Z 300 3 6 66.74 DETOUR VILLAGE  
KDRM 110655Z CALM DRUMMOND ISLAND  
KMCD 110656Z 330 3 MACKINAC ISLAND  
MACM4 110630Z 270 3 5 71.78 MACKINAC CITY  
CYGM4 110705Z 170 4 CHEBOYGAN MARINA  
KPZQ 110655Z 220 2 ROGERS CITY  
PRIM4 110650Z 230 3 4 PRESQUE ISLE LIGHT  
KAPN 110701Z CALM ALPENA GUARD BASE  
APNM4 110650Z 290 3 4 ALPENA HARBOR LIGHT  
TBIM4 110630Z 270 5 6 THUNDER BAY ISLAND  
SPTM4 110650Z 260 3 7 STURGEON POINT LIGHT  
KOSC 110655Z 270 1 OSCODA  
TAWM4 110640Z 310 2 3 TAWAS POINT  
GSLM4 110640Z 330 3 4 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 110655Z 310 1 MANISTIQUE  
PNLM4 110630Z 340 2 3 69.26 PORT INLAND  
NABM4 110640Z 30 3 4 NAUBINWAY  
KSJX 110655Z CALM ST JAMES  
KPLN 110654Z CALM PELLSTON  
KMGN 110655Z 40 3 HARBOR SPRINGS  
KCVX 110655Z 160 3 CHARLEVOIX  
GTLM4 110640Z 250 1 2 GRAND TRAVERSE LIGHT  
KTVC 110653Z CALM TRAVERSE CITY  
KFKS 110655Z 110 1 FRANKFORT  
BSBM4 110640Z 160 3 5 BIG SABLE POINT  
LDTM4 110630Z 70 2 LUDINGTON  
KLDM 110655Z 10 1 LUDINGTON AIRPORT  
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