044  
SXUS83 KAPX 150438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 AM EDT FRI AUG 15 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 150350Z 180 15 18 GRAND MARAIS  
WFPM4 150340Z 180 11 15 WHITEFISH POINT  
PTIM4 150400Z 130 3 6 POINT IROQUOIS  
CYAM 150400Z 70 3 SOO (CANADA)  
KANJ 150355Z 90 3 SAULT STE MARIE  
SWPM4 150400Z 110 3 5 69.44 S.W. PIER  
LTRM4 150400Z 120 1 3 62.59 LITTLE RAPIDS  
RCKM4 150400Z 150 4 6 69.79 ROCK CUT  
WNEM4 150400Z 160 4 6 64.39 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150400Z 170 10 12 69.79 DETOUR VILLAGE  
KDRM 150415Z CALM DRUMMOND ISLAND  
KMCD 150415Z 150 9 14 MACKINAC ISLAND  
MACM4 150400Z 160 9 12 74.47 MACKINAC CITY  
CYGM4 150425Z 160 4 13 CHEBOYGAN MARINA  
SRLM4 150300Z 130 15 SPECTACLE REEF LIGHT  
KPZQ 150415Z CALM ROGERS CITY  
PRIM4 150350Z 170 2 4 PRESQUE ISLE LIGHT  
KAPN 150428Z CALM ALPENA GUARD BASE  
APNM4 150420Z 90 4 5 ALPENA HARBOR LIGHT  
TBIM4 150400Z 130 3 THUNDER BAY ISLAND  
SPTM4 150350Z CALM STURGEON POINT LIGHT  
KOSC 150417Z 320 3 OSCODA  
GSLM4 150340Z 100 10 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150415Z 130 3 MANISTIQUE  
PNLM4 150400Z 140 13 14 PORT INLAND  
NABM4 150340Z 150 12 16 NAUBINWAY  
KSJX 150415Z 130 7 ST JAMES  
KPLN 150354Z CALM PELLSTON  
KMGN 150415Z 70 4 HARBOR SPRINGS  
KCVX 150415Z 120 5 CHARLEVOIX  
NMIM4 150228Z CALM NORTH MANITOU ISLAND  
GTLM4 150340Z 120 3 13 GRAND TRAVERSE LIGHT  
KTVC 150353Z CALM TRAVERSE CITY  
KFKS 150415Z CALM FRANKFORT  
MEEM4 150340Z CALM 1 MANISTEE HARBOR  
BSBM4 150340Z 100 6 7 BIG SABLE POINT  
LDTM4 150400Z 90 3 LUDINGTON  
KLDM 150415Z 80 2 LUDINGTON AIRPORT  
 
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