689  
SXUS83 KAPX 121238  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
838 AM EDT FRI SEP 12 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 121150Z CALM 2 GRAND MARAIS  
WFPM4 121140Z 160 7 13 WHITEFISH POINT  
PTIM4 121148Z 120 5 11 POINT IROQUOIS  
CYAM 121200Z 80 5 SOO (CANADA)  
KANJ 121202Z 110 4 SAULT STE MARIE  
SWPM4 121154Z 100 5 7 60.61 S.W. PIER  
LTRM4 121148Z 130 5 6 58.81 LITTLE RAPIDS  
RCKM4 121148Z 60 3 4 60.07 ROCK CUT  
WNEM4 121148Z 90 3 4 60.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 121148Z 130 1 3 55.57 DETOUR VILLAGE  
KDRM 121215Z 130 3 DRUMMOND ISLAND  
KMCD 121215Z 150 4 MACKINAC ISLAND  
MACM4 121148Z 130 4 5 62.06 MACKINAC CITY  
KSLH 121215Z 90 2 CHEBOYGAN AIRPORT  
CYGM4 121220Z 90 2 6 CHEBOYGAN MARINA  
SRLM4 121000Z 130 12 SPECTACLE REEF LIGHT  
PRIM4 121150Z 150 1 9 PRESQUE ISLE LIGHT  
KAPN 121229Z CALM ALPENA GUARD BASE  
APNM4 121210Z 100 3 4 ALPENA HARBOR LIGHT  
TBIM4 121200Z 110 5 7 THUNDER BAY ISLAND  
SPTM4 121050Z 130 1 5 STURGEON POINT LIGHT  
KOSC 121215Z 350 1 OSCODA  
KOSC 121215Z 350 1 OSCODA  
GSLM4 121140Z 350 3 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 121215Z CALM MANISTIQUE  
PNLM4 121154Z 90 3 4 PORT INLAND  
NABM4 121140Z 110 7 8 NAUBINWAY  
KSJX 121215Z 90 2 ST JAMES  
KPLN 121154Z CALM PELLSTON  
KMGN 121215Z 70 3 HARBOR SPRINGS  
KCVX 121215Z 150 3 CHARLEVOIX  
NMIM4 121128Z CALM NORTH MANITOU ISLAND  
GTLM4 121140Z 180 6 9 GRAND TRAVERSE LIGHT  
KTVC 121153Z 170 3 TRAVERSE CITY  
KFKS 121215Z 100 1 FRANKFORT  
MEEM4 121140Z 110 3 4 MANISTEE HARBOR  
BSBM4 121140Z 110 4 5 BIG SABLE POINT  
LDTM4 121154Z 80 3 4 LUDINGTON  
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