528  
SXUS83 KAPX 151438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1038 AM 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 151350Z CALM 1 GRAND MARAIS  
GRMM4 151350Z CALM 1 GRAND MARAIS  
PTIM4 151400Z 100 7 9 POINT IROQUOIS  
CYAM 151400Z 110 5 SOO (CANADA)  
KANJ 151355Z 120 4 SAULT STE MARIE  
SWPM4 151400Z 90 4 5 69.97 S.W. PIER  
LTRM4 151400Z 150 4 5 62.78 LITTLE RAPIDS  
RCKM4 151400Z 150 3 4 69.97 ROCK CUT  
WNEM4 151400Z 140 4 6 64.21 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 151400Z 180 4 5 66.91 DETOUR VILLAGE  
KDRM 151415Z 180 4 DRUMMOND ISLAND  
MACM4 151400Z 100 5 6 73.39 MACKINAC CITY  
KSLH 151415Z 150 5 CHEBOYGAN AIRPORT  
CYGM4 151430Z 140 6 12 CHEBOYGAN MARINA  
PRIM4 151350Z 100 1 4 PRESQUE ISLE LIGHT  
KAPN 151354Z 90 3 ALPENA GUARD BASE  
APNM4 151420Z 130 7 ALPENA HARBOR LIGHT  
TBIM4 151400Z 100 8 9 THUNDER BAY ISLAND  
SPTM4 151350Z 100 5 8 STURGEON POINT LIGHT  
TAWM4 151240Z 10 3 5 TAWAS POINT  
GSLM4 151340Z 50 5 6 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 151415Z 110 7 MANISTIQUE  
PNLM4 151400Z 100 9 11 68.54 PORT INLAND  
NABM4 151340Z 120 4 5 NAUBINWAY  
KSJX 151415Z 100 7 ST JAMES  
KPLN 151354Z 140 5 PELLSTON  
KMGN 151415Z 80 5 HARBOR SPRINGS  
KCVX 151415Z 100 6 CHARLEVOIX  
GTLM4 151340Z 100 3 7 GRAND TRAVERSE LIGHT  
KTVC 151353Z 140 6 TRAVERSE CITY  
KFKS 151415Z 120 7 FRANKFORT  
BSBM4 151340Z 100 9 14 BIG SABLE POINT  
LDTM4 151400Z 110 6 13 LUDINGTON  
KLDM 151415Z 110 8 LUDINGTON AIRPORT  
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