877  
SXUS83 KAPX 152108  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
508 PM EDT SAT AUG 15 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 152050Z 60 13 14 GRAND MARAIS  
GRMM4 152050Z 60 13 14 GRAND MARAIS  
PTIM4 152018Z 110 7 16 POINT IROQUOIS  
CYAM 152000Z 160 8 SOO (CANADA)  
KANJ 152055Z 130 9 18 SAULT STE MARIE  
SWPM4 152018Z 120 11 17 70.16 S.W. PIER  
LTRM4 152018Z 150 10 14 62.96 LITTLE RAPIDS  
RCKM4 152018Z 130 13 16 70.16 ROCK CUT  
WNEM4 152018Z 140 10 17 64.04 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 152018Z 150 13 17 66.91 DETOUR VILLAGE  
KDRM 152055Z 150 7 DRUMMOND ISLAND  
KMCD 152055Z 90 14 18 MACKINAC ISLAND  
MACM4 152018Z 70 9 13 75.01 MACKINAC CITY  
KSLH 152056Z 60 9 CHEBOYGAN AIRPORT  
CYGM4 152105Z 60 18 24 CHEBOYGAN MARINA  
KPZQ 152055Z 160 10 ROGERS CITY  
PRIM4 152050Z 110 10 14 PRESQUE ISLE LIGHT  
KAPN 152054Z 130 10 ALPENA GUARD BASE  
APNM4 152050Z 120 12 13 ALPENA HARBOR LIGHT  
TBIM4 152030Z 110 9 10 THUNDER BAY ISLAND  
SPTM4 152050Z 110 2 7 STURGEON POINT LIGHT  
KOSC 152037Z 100 9 OSCODA  
TAWM4 152040Z 60 6 13 TAWAS POINT  
GSLM4 152040Z 20 10 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 152055Z 120 8 MANISTIQUE  
PNLM4 152018Z 120 9 10 68.71 PORT INLAND  
NABM4 152040Z 130 5 NAUBINWAY  
KSJX 152055Z 80 8 ST JAMES  
KPLN 152054Z 90 9 PELLSTON  
KMGN 152055Z 100 7 HARBOR SPRINGS  
KCVX 152055Z 20 9 CHARLEVOIX  
GTLM4 152040Z 50 12 16 GRAND TRAVERSE LIGHT  
KTVC 152053Z 130 5 TRAVERSE CITY  
KFKS 152055Z 320 5 FRANKFORT  
BSBM4 152040Z 130 6 13 BIG SABLE POINT  
LDTM4 152018Z 120 6 11 LUDINGTON  
KLDM 152055Z 120 6 LUDINGTON AIRPORT  
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