843  
SXUS83 KAPX 310608  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
208 AM EDT FRI JUL 31 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 310550Z 40 1 3 GRAND MARAIS  
GRMM4 310550Z 40 1 3 GRAND MARAIS  
PTIM4 310530Z 200 1 4 POINT IROQUOIS  
CYAM 310500Z 180 5 SOO (CANADA)  
KANJ 310555Z CALM SAULT STE MARIE  
SWPM4 310530Z 240 2 3 66.56 S.W. PIER  
LTRM4 310530Z 180 3 4 59.89 LITTLE RAPIDS  
RCKM4 310530Z 190 2 3 67.81 ROCK CUT  
WNEM4 310530Z 170 2 4 62.59 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 310530Z 220 2 61.69 DETOUR VILLAGE  
KDRM 310555Z CALM DRUMMOND ISLAND  
KMCD 310555Z 240 7 MACKINAC ISLAND  
MACM4 310530Z 250 1 5 70.69 MACKINAC CITY  
KSLH 310556Z 220 6 CHEBOYGAN AIRPORT  
CYGM4 310605Z 230 10 17 CHEBOYGAN MARINA  
KPZQ 310555Z 200 4 ROGERS CITY  
PRIM4 310550Z 250 4 8 PRESQUE ISLE LIGHT  
KAPN 310554Z CALM ALPENA GUARD BASE  
APNM4 310550Z 10 1 ALPENA HARBOR LIGHT  
TBIM4 310530Z 200 6 THUNDER BAY ISLAND  
SPTM4 310550Z CALM STURGEON POINT LIGHT  
TAWM4 310540Z CALM TAWAS POINT  
GSLM4 310540Z CALM GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 310555Z 330 3 MANISTIQUE  
PNLM4 310530Z 260 6 8 67.09 PORT INLAND  
NABM4 310540Z 10 1 4 NAUBINWAY  
KSJX 310555Z 240 7 ST JAMES  
KPLN 310554Z 250 4 PELLSTON  
KMGN 310555Z 280 3 HARBOR SPRINGS  
KCVX 310555Z 230 5 CHARLEVOIX  
GTLM4 310540Z 240 13 16 GRAND TRAVERSE LIGHT  
KTVC 310553Z CALM TRAVERSE CITY  
BSBM4 310540Z 160 9 12 BIG SABLE POINT  
LDTM4 310530Z 210 9 14 LUDINGTON  
KLDM 310555Z 210 5 LUDINGTON AIRPORT  
 
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