635  
SXUS83 KAPX 060638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 AM EDT THU AUG 6 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 060550Z 200 9 12 GRAND MARAIS  
GRMM4 060550Z 200 9 12 GRAND MARAIS  
PTIM4 060600Z 240 3 4 POINT IROQUOIS  
CYAM 060600Z CALM SOO (CANADA)  
KANJ 060555Z CALM SAULT STE MARIE  
SWPM4 060600Z 220 1 2 67.46 S.W. PIER  
LTRM4 060600Z CALM 2 60.61 LITTLE RAPIDS  
RCKM4 060600Z CALM 1 67.64 ROCK CUT  
WNEM4 060600Z CALM 1 62.59 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 060600Z 320 3 5 65.29 DETOUR VILLAGE  
KDRM 060615Z CALM DRUMMOND ISLAND  
KMCD 060615Z 290 3 MACKINAC ISLAND  
MACM4 060600Z 310 3 69.97 MACKINAC CITY  
KSLH 060615Z 240 2 CHEBOYGAN AIRPORT  
CYGM4 060630Z 270 6 CHEBOYGAN MARINA  
KPZQ 060615Z 280 3 ROGERS CITY  
PRIM4 060550Z 310 3 10 PRESQUE ISLE LIGHT  
KAPN 060625Z 330 4 ALPENA GUARD BASE  
APNM4 060620Z 330 2 3 ALPENA HARBOR LIGHT  
TBIM4 060600Z 350 6 8 THUNDER BAY ISLAND  
SPTM4 060550Z CALM STURGEON POINT LIGHT  
KOSC 060615Z 310 1 OSCODA  
TAWM4 060540Z CALM TAWAS POINT  
GSLM4 060540Z 250 4 5 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 060615Z 310 2 MANISTIQUE  
PNLM4 060600Z 330 2 67.64 PORT INLAND  
NABM4 060540Z 350 1 2 NAUBINWAY  
KSJX 060615Z CALM ST JAMES  
KPLN 060624Z CALM PELLSTON  
KMGN 060615Z 50 1 HARBOR SPRINGS  
KCVX 060615Z 250 2 CHARLEVOIX  
GTLM4 060540Z 310 5 7 GRAND TRAVERSE LIGHT  
KTVC 060553Z CALM TRAVERSE CITY  
KFKS 060615Z 100 1 FRANKFORT  
BSBM4 060540Z 300 4 5 BIG SABLE POINT  
LDTM4 060600Z CALM 1 LUDINGTON  
KLDM 060615Z CALM LUDINGTON AIRPORT  
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