497  
SXUS83 KAPX 140338  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1138 PM EDT MON OCT 13 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 140250Z 310 15 18 GRAND MARAIS  
PTIM4 140300Z 310 11 12 POINT IROQUOIS  
CYAM 140300Z 330 9 SOO (CANADA)  
KANJ 140327Z 290 3 SAULT STE MARIE  
SWPM4 140300Z 300 2 59.18 S.W. PIER  
LTRM4 140300Z 270 1 57.91 LITTLE RAPIDS  
RCKM4 140300Z 270 1 3 58.09 ROCK CUT  
WNEM4 140300Z CALM 2 58.28 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 140300Z CALM 1 58.28 DETOUR VILLAGE  
KDRM 140315Z CALM DRUMMOND ISLAND  
KMCD 140315Z 300 4 MACKINAC ISLAND  
MACM4 140300Z 250 3 5 58.28 MACKINAC CITY  
KSLH 140315Z 230 2 CHEBOYGAN AIRPORT  
CYGM4 140325Z 320 6 CHEBOYGAN MARINA  
SRLM4 140200Z 170 2 SPECTACLE REEF LIGHT  
KPZQ 140315Z 240 4 ROGERS CITY  
PRIM4 140250Z 210 6 10 PRESQUE ISLE LIGHT  
KAPN 140254Z CALM ALPENA GUARD BASE  
APNM4 140320Z 250 2 3 ALPENA HARBOR LIGHT  
TBIM4 140300Z 240 5 THUNDER BAY ISLAND  
SPTM4 140250Z 220 2 5 STURGEON POINT LIGHT  
KOSC 140315Z 270 1 OSCODA  
KOSC 140315Z 270 1 OSCODA  
GSLM4 140240Z 140 7 8 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 140315Z 350 8 MANISTIQUE  
PNLM4 140300Z 350 5 6 60.97 PORT INLAND  
NABM4 140240Z 340 5 8 NAUBINWAY  
KSJX 140315Z 310 6 ST JAMES  
KPLN 140330Z 290 4 PELLSTON  
KMGN 140315Z 270 3 HARBOR SPRINGS  
KCVX 140315Z 290 8 CHARLEVOIX  
NMIM4 140228Z CALM NORTH MANITOU ISLAND  
GTLM4 140240Z 260 7 8 GRAND TRAVERSE LIGHT  
KTVC 140253Z CALM TRAVERSE CITY  
KFKS 140315Z CALM FRANKFORT  
BSBM4 140240Z 270 6 BIG SABLE POINT  
LDTM4 140300Z CALM 1 LUDINGTON  
KLDM 140315Z 290 1 LUDINGTON AIRPORT  
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