821  
SXUS83 KAPX 060408  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1208 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 060350Z 170 5 7 GRAND MARAIS  
GRMM4 060350Z 170 5 7 GRAND MARAIS  
PTIM4 060330Z 280 1 3 POINT IROQUOIS  
CYAM 060300Z 300 2 SOO (CANADA)  
KANJ 060355Z CALM SAULT STE MARIE  
SWPM4 060330Z 280 4 5 67.46 S.W. PIER  
LTRM4 060330Z 270 2 3 60.61 LITTLE RAPIDS  
RCKM4 060330Z 300 4 5 67.81 ROCK CUT  
WNEM4 060330Z 340 2 3 62.41 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 060330Z 310 4 7 65.47 DETOUR VILLAGE  
KDRM 060355Z CALM DRUMMOND ISLAND  
KMCD 060355Z 350 5 MACKINAC ISLAND  
MACM4 060330Z 360 4 6 70.16 MACKINAC CITY  
KSLH 060355Z 310 2 CHEBOYGAN AIRPORT  
CYGM4 060405Z 340 6 8 CHEBOYGAN MARINA  
KPZQ 060355Z 300 3 ROGERS CITY  
PRIM4 060350Z 300 3 7 PRESQUE ISLE LIGHT  
KAPN 060354Z CALM ALPENA GUARD BASE  
APNM4 060350Z 340 3 ALPENA HARBOR LIGHT  
TBIM4 060330Z 10 2 THUNDER BAY ISLAND  
SPTM4 060350Z CALM STURGEON POINT LIGHT  
KOSC 060355Z 240 4 OSCODA  
TAWM4 060340Z 270 3 4 TAWAS POINT  
GSLM4 060340Z CALM 3 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 060355Z 360 2 MANISTIQUE  
PNLM4 060330Z 200 4 5 67.81 PORT INLAND  
NABM4 060340Z 10 2 NAUBINWAY  
KSJX 060355Z 270 1 ST JAMES  
KPLN 060354Z 310 3 PELLSTON  
KMGN 060355Z 350 6 HARBOR SPRINGS  
KCVX 060355Z 300 4 CHARLEVOIX  
GTLM4 060340Z 310 4 6 GRAND TRAVERSE LIGHT  
KTVC 060353Z CALM TRAVERSE CITY  
KFKS 060355Z 310 1 FRANKFORT  
BSBM4 060340Z CALM 2 BIG SABLE POINT  
LDTM4 060330Z 100 1 2 LUDINGTON  
KLDM 060355Z 330 2 LUDINGTON AIRPORT  
 
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