779  
SXUS83 KAPX 070938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
538 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 070850Z 30 14 19 GRAND MARAIS  
WFPM4 070840Z 30 7 11 WHITEFISH POINT  
PTIM4 070900Z 280 6 7 POINT IROQUOIS  
CYAM 070900Z 360 5 SOO (CANADA)  
KANJ 070855Z 30 7 SAULT STE MARIE  
SWPM4 070900Z 40 11 14 38.84 S.W. PIER  
LTRM4 070900Z 30 13 16 40.46 LITTLE RAPIDS  
RCKM4 070900Z 340 5 7 43.69 ROCK CUT  
WNEM4 070900Z 60 5 9 42.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 070900Z 20 16 17 41.36 DETOUR VILLAGE  
KDRM 070915Z 20 6 DRUMMOND ISLAND  
KMCD 070915Z 350 6 MACKINAC ISLAND  
MACM4 070900Z 270 2 4 43.51 MACKINAC CITY  
KSLH 070915Z CALM CHEBOYGAN AIRPORT  
CYGM4 070930Z 320 12 14 CHEBOYGAN MARINA  
SRLM4 070800Z 300 18 SPECTACLE REEF LIGHT  
KPZQ 070915Z 320 6 ROGERS CITY  
PRIM4 070850Z 300 15 21 PRESQUE ISLE LIGHT  
KAPN 070854Z 310 4 ALPENA GUARD BASE  
APNM4 070920Z 330 4 5 ALPENA HARBOR LIGHT  
TBIM4 070900Z 320 4 8 THUNDER BAY ISLAND  
SPTM4 070850Z 350 6 8 STURGEON POINT LIGHT  
KOSC 070915Z 260 3 OSCODA  
TAWM4 070840Z 230 2 3 TAWAS POINT  
GSLM4 070840Z 290 4 6 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 070915Z 350 12 16 MANISTIQUE  
PNLM4 070900Z 360 8 11 50.54 PORT INLAND  
NABM4 070840Z 360 8 11 NAUBINWAY  
KSJX 070915Z 350 4 ST JAMES  
KPLN 070854Z 340 3 PELLSTON  
KMGN 070915Z CALM HARBOR SPRINGS  
KCVX 070915Z 290 3 CHARLEVOIX  
NMIM4 070828Z 340 2 6 NORTH MANITOU ISLAND  
GTLM4 070840Z 250 3 5 GRAND TRAVERSE LIGHT  
KTVC 070853Z CALM TRAVERSE CITY  
KFKS 070915Z CALM FRANKFORT  
MEEM4 070840Z 100 4 5 MANISTEE HARBOR  
BSBM4 070840Z 50 5 8 BIG SABLE POINT  
LDTM4 070900Z 60 3 LUDINGTON  
KLDM 070915Z CALM LUDINGTON AIRPORT  
 
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