545  
SXUS83 KAPX 090438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 AM EDT THU OCT 9 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 090350Z 170 5 6 GRAND MARAIS  
PTIM4 090400Z 60 7 9 POINT IROQUOIS  
CYAM 090400Z 80 2 SOO (CANADA)  
KANJ 090355Z 60 3 SAULT STE MARIE  
SWPM4 090400Z 100 2 3 60.44 S.W. PIER  
LTRM4 090400Z CALM 3 58.64 LITTLE RAPIDS  
RCKM4 090400Z 290 1 57.74 ROCK CUT  
WNEM4 090400Z CALM 1 59.18 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 090400Z 10 10 13 60.79 DETOUR VILLAGE  
KDRM 090415Z CALM DRUMMOND ISLAND  
KMCD 090415Z 30 5 MACKINAC ISLAND  
MACM4 090400Z 360 5 6 60.26 MACKINAC CITY  
KSLH 090415Z 260 3 CHEBOYGAN AIRPORT  
CYGM4 090425Z 240 2 4 CHEBOYGAN MARINA  
SRLM4 090300Z 10 17 SPECTACLE REEF LIGHT  
PRIM4 090350Z 10 13 18 PRESQUE ISLE LIGHT  
KAPN 090354Z CALM ALPENA GUARD BASE  
APNM4 090420Z 310 6 7 ALPENA HARBOR LIGHT  
TBIM4 090400Z 300 4 6 THUNDER BAY ISLAND  
SPTM4 090350Z 300 5 11 STURGEON POINT LIGHT  
KOSC 090415Z 260 3 OSCODA  
KOSC 090415Z 260 3 OSCODA  
GSLM4 090340Z 350 17 20 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 090415Z CALM MANISTIQUE  
PNLM4 090400Z 50 5 63.14 PORT INLAND  
NABM4 090340Z 10 2 3 NAUBINWAY  
KSJX 090415Z 120 1 ST JAMES  
KPLN 090354Z 330 3 PELLSTON  
KMGN 090415Z 10 3 HARBOR SPRINGS  
KCVX 090415Z 130 4 CHARLEVOIX  
NMIM4 090228Z CALM NORTH MANITOU ISLAND  
GTLM4 090340Z 90 8 15 GRAND TRAVERSE LIGHT  
KTVC 090353Z CALM TRAVERSE CITY  
KFKS 090415Z 300 3 FRANKFORT  
BSBM4 090340Z 80 6 9 BIG SABLE POINT  
LDTM4 090400Z 80 2 3 LUDINGTON  
KLDM 090415Z 90 2 LUDINGTON AIRPORT  
 
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