230  
SXUS83 KAPX 121138  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
738 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 121050Z 170 2 4 GRAND MARAIS  
WFPM4 121040Z 160 10 12 WHITEFISH POINT  
PTIM4 121100Z 130 4 7 POINT IROQUOIS  
CYAM 121111Z 90 5 SOO (CANADA)  
KANJ 121055Z CALM SAULT STE MARIE  
SWPM4 121100Z 90 4 5 60.61 S.W. PIER  
LTRM4 121100Z 50 3 58.81 LITTLE RAPIDS  
RCKM4 121100Z 60 3 60.07 ROCK CUT  
WNEM4 121100Z 130 2 3 60.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 121100Z 50 3 4 55.76 DETOUR VILLAGE  
KDRM 121115Z CALM DRUMMOND ISLAND  
KMCD 121115Z 130 7 MACKINAC ISLAND  
MACM4 121100Z 120 7 8 62.06 MACKINAC CITY  
KSLH 121115Z 140 5 CHEBOYGAN AIRPORT  
CYGM4 121125Z 150 4 5 CHEBOYGAN MARINA  
SRLM4 121000Z 130 12 SPECTACLE REEF LIGHT  
KPZQ 121115Z 150 3 ROGERS CITY  
PRIM4 121050Z 130 5 11 PRESQUE ISLE LIGHT  
KAPN 121126Z CALM ALPENA GUARD BASE  
APNM4 121120Z 120 5 ALPENA HARBOR LIGHT  
TBIM4 121100Z 120 6 7 THUNDER BAY ISLAND  
SPTM4 121050Z 130 1 5 STURGEON POINT LIGHT  
KOSC 121115Z 280 1 OSCODA  
KOSC 121115Z 280 1 OSCODA  
GSLM4 121040Z 330 2 3 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 121115Z CALM MANISTIQUE  
PNLM4 121100Z 90 5 6 60.07 PORT INLAND  
NABM4 121040Z 60 4 5 NAUBINWAY  
KSJX 121115Z 120 3 ST JAMES  
KPLN 121054Z CALM PELLSTON  
KMGN 121115Z CALM HARBOR SPRINGS  
KCVX 121115Z 120 2 CHARLEVOIX  
NMIM4 121028Z CALM NORTH MANITOU ISLAND  
GTLM4 121040Z 190 3 5 GRAND TRAVERSE LIGHT  
KTVC 121053Z CALM TRAVERSE CITY  
KFKS 121115Z 320 1 FRANKFORT  
MEEM4 121040Z 60 2 3 MANISTEE HARBOR  
BSBM4 121040Z 70 2 3 BIG SABLE POINT  
LDTM4 121100Z 80 2 3 LUDINGTON  
KLDM 121115Z 80 4 LUDINGTON AIRPORT  
 
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