516  
SXUS83 KAPX 050438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1138 PM EST THU DEC 4 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 050350Z 210 16 23 GRAND MARAIS  
GRMM4 050350Z 210 16 23 GRAND MARAIS  
PTIM4 050400Z 150 5 8 POINT IROQUOIS  
CYAM 050400Z 180 7 16 SOO (CANADA)  
KANJ 050355Z 170 7 SAULT STE MARIE  
SWPM4 050400Z 170 6 11 S.W. PIER  
LTRM4 050400Z 170 6 7 LITTLE RAPIDS  
RCKM4 050400Z 180 7 16 ROCK CUT  
WNEM4 050400Z 190 8 14 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 050400Z 230 8 25 40.27 DETOUR VILLAGE  
KDRM 050415Z 210 9 15 DRUMMOND ISLAND  
KMCD 050415Z 200 11 26 MACKINAC ISLAND  
MACM4 050400Z 190 15 20 32.18 MACKINAC CITY  
KSLH 050415Z 180 8 CHEBOYGAN AIRPORT  
CYGM4 050425Z 180 31 36 CHEBOYGAN MARINA  
KPZQ 050415Z 190 8 ROGERS CITY  
PRIM4 050250Z 200 8 12 PRESQUE ISLE LIGHT  
KAPN 050354Z 190 7 ALPENA GUARD BASE  
APNM4 050420Z 200 15 16 ALPENA HARBOR LIGHT  
TBIM4 050400Z 220 23 27 THUNDER BAY ISLAND  
SPTM4 050350Z 210 7 12 STURGEON POINT LIGHT  
KOSC 050415Z 230 11 OSCODA  
TAWM4 050340Z 210 12 18 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 050415Z 220 15 24 MANISTIQUE  
PNLM4 050400Z 230 26 33 PORT INLAND  
NABM4 050340Z 220 27 35 NAUBINWAY  
KSJX 050415Z 200 13 21 ST JAMES  
KPLN 050354Z 180 11 19 PELLSTON  
KMGN 050415Z 190 10 15 HARBOR SPRINGS  
KCVX 050415Z 170 7 CHARLEVOIX  
NMIM4 050328Z 170 5 10 NORTH MANITOU ISLAND  
GTLM4 050340Z 200 5 15 GRAND TRAVERSE LIGHT  
KTVC 050353Z 200 6 TRAVERSE CITY  
KFKS 050415Z 170 12 FRANKFORT  
BSBM4 050340Z 220 22 28 BIG SABLE POINT  
LDTM4 050400Z 140 7 13 LUDINGTON  
KLDM 050415Z 130 5 LUDINGTON AIRPORT  
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