875  
SXUS83 KAPX 150738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
338 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 150650Z 160 2 GRAND MARAIS  
GRMM4 150650Z 160 2 GRAND MARAIS  
PTIM4 150700Z 300 4 7 POINT IROQUOIS  
CYAM 150700Z CALM SOO (CANADA)  
KANJ 150655Z CALM SAULT STE MARIE  
SWPM4 150700Z 320 3 69.97 S.W. PIER  
LTRM4 150700Z 190 2 62.78 LITTLE RAPIDS  
RCKM4 150700Z 340 4 70.16 ROCK CUT  
WNEM4 150700Z 330 2 5 64.39 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150700Z 330 3 5 67.09 DETOUR VILLAGE  
KDRM 150715Z CALM DRUMMOND ISLAND  
KMCD 150715Z 50 6 MACKINAC ISLAND  
MACM4 150700Z 40 3 5 73.57 MACKINAC CITY  
KSLH 150715Z 210 2 CHEBOYGAN AIRPORT  
CYGM4 150730Z 200 4 5 CHEBOYGAN MARINA  
KPZQ 150715Z 230 2 ROGERS CITY  
PRIM4 150650Z CALM PRESQUE ISLE LIGHT  
KAPN 150654Z CALM ALPENA GUARD BASE  
APNM4 150720Z 320 1 2 ALPENA HARBOR LIGHT  
TBIM4 150700Z 350 5 6 THUNDER BAY ISLAND  
SPTM4 150650Z CALM STURGEON POINT LIGHT  
KOSC 150716Z 280 2 OSCODA  
TAWM4 150640Z 330 3 5 TAWAS POINT  
GSLM4 150640Z 30 5 7 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150715Z 10 6 MANISTIQUE  
PNLM4 150700Z 360 2 4 69.07 PORT INLAND  
NABM4 150640Z 10 8 11 NAUBINWAY  
KSJX 150715Z 90 2 ST JAMES  
KPLN 150725Z CALM PELLSTON  
KMGN 150715Z 60 4 HARBOR SPRINGS  
KCVX 150715Z 130 4 CHARLEVOIX  
GTLM4 150640Z 100 6 9 GRAND TRAVERSE LIGHT  
KTVC 150653Z CALM TRAVERSE CITY  
KFKS 150715Z 110 4 FRANKFORT  
BSBM4 150640Z 80 6 8 BIG SABLE POINT  
LDTM4 150700Z 80 6 7 LUDINGTON  
KLDM 150715Z 80 5 LUDINGTON AIRPORT  
 
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