645  
SXUS83 KAPX 200608  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
208 AM EDT MON JUL 20 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 200550Z 210 22 31 GRAND MARAIS  
GRMM4 200550Z 210 22 31 GRAND MARAIS  
PTIM4 200530Z 100 4 7 POINT IROQUOIS  
CYAM 200500Z 190 3 SOO (CANADA)  
KANJ 200555Z 90 3 SAULT STE MARIE  
SWPM4 200530Z 110 3 4 67.81 S.W. PIER  
LTRM4 200530Z 100 2 3 60.26 LITTLE RAPIDS  
RCKM4 200530Z 160 3 5 68.18 ROCK CUT  
WNEM4 200530Z 150 3 5 61.87 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 200530Z 220 4 7 64.39 DETOUR VILLAGE  
KDRM 200555Z 190 4 DRUMMOND ISLAND  
KMCD 200555Z 210 7 MACKINAC ISLAND  
MACM4 200530Z 220 7 10 70.51 MACKINAC CITY  
KSLH 200555Z 200 3 CHEBOYGAN AIRPORT  
CYGM4 200605Z 210 12 16 CHEBOYGAN MARINA  
KPZQ 200555Z 210 8 ROGERS CITY  
PRIM4 200550Z 210 10 15 PRESQUE ISLE LIGHT  
KAPN 200554Z 220 3 ALPENA GUARD BASE  
APNM4 200550Z 240 5 6 ALPENA HARBOR LIGHT  
TBIM4 200530Z 220 14 15 THUNDER BAY ISLAND  
SPTM4 200550Z 220 3 7 STURGEON POINT LIGHT  
KOSC 200555Z 260 2 OSCODA  
TAWM4 200540Z 160 2 5 TAWAS POINT  
GSLM4 200540Z 140 11 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 200555Z 200 6 MANISTIQUE  
PNLM4 200530Z 220 9 11 67.99 PORT INLAND  
NABM4 200540Z 210 7 9 NAUBINWAY  
KSJX 200555Z 220 9 ST JAMES  
KPLN 200554Z CALM PELLSTON  
KMGN 200555Z 270 3 HARBOR SPRINGS  
KCVX 200555Z 180 4 CHARLEVOIX  
GTLM4 200540Z 190 5 9 GRAND TRAVERSE LIGHT  
KTVC 200553Z 190 3 TRAVERSE CITY  
BSBM4 200540Z 130 4 6 BIG SABLE POINT  
LDTM4 200530Z 80 4 LUDINGTON  
KLDM 200555Z 80 1 LUDINGTON AIRPORT  
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