377  
SXUS83 KAPX 071038  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
638 AM EDT WED MAY 7 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 070950Z 20 12 14 GRAND MARAIS  
WFPM4 070940Z 40 6 9 WHITEFISH POINT  
PTIM4 071000Z 290 6 8 POINT IROQUOIS  
CYAM 071000Z 20 5 SOO (CANADA)  
KANJ 070955Z 20 5 SAULT STE MARIE  
SWPM4 071000Z 30 8 12 38.66 S.W. PIER  
LTRM4 071000Z 40 11 13 40.46 LITTLE RAPIDS  
RCKM4 071000Z 350 7 10 43.69 ROCK CUT  
WNEM4 071000Z 10 5 9 42.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 071000Z 30 14 17 41.36 DETOUR VILLAGE  
KDRM 071015Z 20 8 DRUMMOND ISLAND  
KMCD 071015Z 30 11 MACKINAC ISLAND  
MACM4 071000Z 350 4 6 43.16 MACKINAC CITY  
KSLH 071015Z CALM CHEBOYGAN AIRPORT  
CYGM4 071030Z 330 16 CHEBOYGAN MARINA  
SRLM4 070900Z 330 12 SPECTACLE REEF LIGHT  
KPZQ 071015Z 330 4 ROGERS CITY  
PRIM4 070950Z 300 10 21 PRESQUE ISLE LIGHT  
KAPN 070954Z 340 8 ALPENA GUARD BASE  
APNM4 071020Z 350 6 8 ALPENA HARBOR LIGHT  
TBIM4 071000Z 350 9 14 THUNDER BAY ISLAND  
SPTM4 070950Z 330 11 16 STURGEON POINT LIGHT  
KOSC 071015Z 320 3 OSCODA  
TAWM4 070940Z CALM TAWAS POINT  
GSLM4 070940Z 270 4 5 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 071015Z 350 8 MANISTIQUE  
PNLM4 071000Z 10 8 11 50.36 PORT INLAND  
NABM4 070940Z 10 11 16 NAUBINWAY  
KSJX 071015Z 20 7 ST JAMES  
KPLN 070954Z 320 5 PELLSTON  
KMGN 071015Z CALM HARBOR SPRINGS  
NMIM4 070928Z 340 6 11 NORTH MANITOU ISLAND  
GTLM4 070940Z 270 4 5 GRAND TRAVERSE LIGHT  
KTVC 071025Z CALM TRAVERSE CITY  
KFKS 071015Z CALM FRANKFORT  
MEEM4 070940Z 340 4 MANISTEE HARBOR  
BSBM4 070940Z 60 3 4 BIG SABLE POINT  
LDTM4 071000Z 20 1 2 LUDINGTON  
KLDM 071015Z CALM LUDINGTON AIRPORT  
 
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