501  
SXUS83 KAPX 130708  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
308 AM EDT SAT SEP 13 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 130650Z 200 12 15 GRAND MARAIS  
WFPM4 130640Z 140 6 7 WHITEFISH POINT  
PTIM4 130630Z 110 4 5 POINT IROQUOIS  
CYAM 130600Z 70 2 SOO (CANADA)  
KANJ 130655Z CALM SAULT STE MARIE  
SWPM4 130630Z 100 1 2 60.97 S.W. PIER  
LTRM4 130630Z 80 2 3 58.99 LITTLE RAPIDS  
RCKM4 130630Z CALM 1 61.16 ROCK CUT  
WNEM4 130630Z CALM 1 60.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 130630Z 360 2 3 55.94 DETOUR VILLAGE  
KDRM 130655Z CALM DRUMMOND ISLAND  
KMCD 130655Z 220 3 MACKINAC ISLAND  
MACM4 130630Z CALM 2 62.24 MACKINAC CITY  
KSLH 130655Z 220 1 CHEBOYGAN AIRPORT  
CYGM4 130700Z 130 2 CHEBOYGAN MARINA  
SRLM4 130500Z 260 3 SPECTACLE REEF LIGHT  
KPZQ 130655Z 250 4 ROGERS CITY  
PRIM4 130650Z 260 3 5 PRESQUE ISLE LIGHT  
KAPN 130654Z CALM ALPENA GUARD BASE  
APNM4 130650Z 310 4 5 ALPENA HARBOR LIGHT  
TBIM4 130630Z 230 3 4 THUNDER BAY ISLAND  
SPTM4 130650Z CALM STURGEON POINT LIGHT  
KOSC 130655Z 230 3 OSCODA  
KOSC 130655Z 230 3 OSCODA  
GSLM4 130640Z 170 2 5 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 130655Z 150 4 MANISTIQUE  
PNLM4 130630Z 110 4 61.87 PORT INLAND  
NABM4 130640Z 80 2 NAUBINWAY  
KSJX 130655Z CALM ST JAMES  
KPLN 130654Z CALM PELLSTON  
KMGN 130655Z CALM HARBOR SPRINGS  
KCVX 130655Z 140 3 CHARLEVOIX  
NMIM4 130628Z CALM 1 NORTH MANITOU ISLAND  
GTLM4 130640Z 180 2 4 GRAND TRAVERSE LIGHT  
KTVC 130653Z CALM TRAVERSE CITY  
KFKS 130655Z CALM FRANKFORT  
MEEM4 130640Z 100 1 4 MANISTEE HARBOR  
BSBM4 130640Z 100 4 5 BIG SABLE POINT  
LDTM4 130630Z 90 2 4 LUDINGTON  
KLDM 130655Z 350 3 LUDINGTON AIRPORT  
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