779  
SXUS83 KAPX 070638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 AM EDT SUN SEP 7 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 070550Z 340 16 19 GRAND MARAIS  
WFPM4 070540Z 260 5 7 WHITEFISH POINT  
PTIM4 070600Z 250 5 8 POINT IROQUOIS  
CYAM 070600Z 260 9 SOO (CANADA)  
KANJ 070555Z 240 6 SAULT STE MARIE  
SWPM4 070600Z 250 6 10 62.78 S.W. PIER  
LTRM4 070600Z 240 4 5 59.71 LITTLE RAPIDS  
RCKM4 070600Z 220 3 4 59.54 ROCK CUT  
WNEM4 070600Z 200 1 3 61.16 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 070600Z 250 4 54.49 DETOUR VILLAGE  
KDRM 070615Z CALM DRUMMOND ISLAND  
MACM4 070600Z 210 6 8 61.34 MACKINAC CITY  
KSLH 070616Z 220 4 CHEBOYGAN AIRPORT  
CYGM4 070625Z 200 12 CHEBOYGAN MARINA  
SRLM4 070500Z 240 9 SPECTACLE REEF LIGHT  
KPZQ 070615Z 230 4 ROGERS CITY  
PRIM4 070550Z 230 8 12 PRESQUE ISLE LIGHT  
KAPN 070554Z 220 3 ALPENA GUARD BASE  
APNM4 070620Z 260 6 8 ALPENA HARBOR LIGHT  
TBIM4 070600Z 260 13 16 THUNDER BAY ISLAND  
SPTM4 070550Z 250 2 9 STURGEON POINT LIGHT  
KOSC 070615Z 210 5 OSCODA  
KOSC 070615Z 210 5 OSCODA  
GSLM4 070540Z 260 14 15 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 070615Z 270 3 MANISTIQUE  
PNLM4 070600Z 350 4 5 53.59 PORT INLAND  
NABM4 070540Z 330 5 8 NAUBINWAY  
KSJX 070615Z CALM ST JAMES  
KPLN 070554Z CALM PELLSTON  
KMGN 070615Z CALM HARBOR SPRINGS  
KCVX 070615Z 210 7 CHARLEVOIX  
NMIM4 070528Z CALM 1 NORTH MANITOU ISLAND  
GTLM4 070540Z 210 6 10 GRAND TRAVERSE LIGHT  
KFKS 070615Z 330 5 FRANKFORT  
MEEM4 070540Z 270 16 20 MANISTEE HARBOR  
BSBM4 070540Z 280 17 22 BIG SABLE POINT  
LDTM4 070600Z 270 8 13 LUDINGTON  
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