515  
SXUS83 KAPX 041738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 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 041650Z 310 17 24 GRAND MARAIS  
GRMM4 041650Z 310 17 24 GRAND MARAIS  
PTIM4 041700Z 130 7 10 POINT IROQUOIS  
CYAM 041700Z 90 5 SOO (CANADA)  
KANJ 041655Z CALM SAULT STE MARIE  
SWPM4 041700Z 120 1 5 S.W. PIER  
LTRM4 041700Z 270 2 LITTLE RAPIDS  
RCKM4 041700Z 340 6 13 ROCK CUT  
WNEM4 041700Z 160 1 4 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 041700Z 10 4 8 40.46 DETOUR VILLAGE  
KDRM 041715Z CALM DRUMMOND ISLAND  
KMCD 041716Z 290 12 17 MACKINAC ISLAND  
MACM4 041700Z 290 15 21 33.97 MACKINAC CITY  
KSLH 041715Z 270 12 CHEBOYGAN AIRPORT  
CYGM4 041730Z 270 19 21 CHEBOYGAN MARINA  
KPZQ 041715Z 310 10 21 ROGERS CITY  
PRIM4 041650Z 310 14 28 PRESQUE ISLE LIGHT  
KAPN 041654Z 290 10 18 ALPENA GUARD BASE  
APNM4 041720Z 300 15 21 ALPENA HARBOR LIGHT  
TBIM4 041700Z 300 7 15 THUNDER BAY ISLAND  
SPTM4 041650Z 320 15 24 STURGEON POINT LIGHT  
KOSC 041715Z 330 12 18 OSCODA  
 
LAKE MICHIGAN  
 
KISQ 041715Z 290 9 14 MANISTIQUE  
PNLM4 041700Z 290 9 13 PORT INLAND  
NABM4 041640Z 270 8 13 NAUBINWAY  
KSJX 041715Z 280 10 ST JAMES  
KPLN 041654Z 280 12 PELLSTON  
KMGN 041715Z 280 5 HARBOR SPRINGS  
KCVX 041715Z 320 12 17 CHARLEVOIX  
NMIM4 041628Z 320 4 12 NORTH MANITOU ISLAND  
GTLM4 041640Z 320 11 19 GRAND TRAVERSE LIGHT  
KTVC 041653Z 290 10 TRAVERSE CITY  
KFKS 041715Z 350 5 FRANKFORT  
BSBM4 041640Z 320 9 15 BIG SABLE POINT  
LDTM4 041700Z 350 3 5 LUDINGTON  
KLDM 041715Z 350 10 LUDINGTON AIRPORT  
 
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