253  
SXUS83 KAPX 120838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 AM EDT FRI SEP 12 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 120750Z 100 2 5 GRAND MARAIS  
WFPM4 120740Z 190 3 5 WHITEFISH POINT  
PTIM4 120800Z 140 3 5 POINT IROQUOIS  
CYAM 120812Z 110 4 SOO (CANADA)  
KANJ 120829Z CALM SAULT STE MARIE  
SWPM4 120800Z 110 3 4 60.79 S.W. PIER  
LTRM4 120800Z 70 1 2 58.99 LITTLE RAPIDS  
RCKM4 120800Z CALM 60.07 ROCK CUT  
WNEM4 120800Z CALM 60.26 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 120800Z 170 3 55.39 DETOUR VILLAGE  
KDRM 120815Z CALM DRUMMOND ISLAND  
KMCD 120815Z 140 8 MACKINAC ISLAND  
MACM4 120800Z 120 6 7 61.87 MACKINAC CITY  
KSLH 120815Z 120 3 CHEBOYGAN AIRPORT  
CYGM4 120825Z 130 4 9 CHEBOYGAN MARINA  
SRLM4 120700Z 120 6 SPECTACLE REEF LIGHT  
KPZQ 120815Z CALM ROGERS CITY  
PRIM4 120650Z CALM PRESQUE ISLE LIGHT  
KAPN 120754Z CALM ALPENA GUARD BASE  
APNM4 120820Z 100 4 ALPENA HARBOR LIGHT  
TBIM4 120800Z 100 5 6 THUNDER BAY ISLAND  
SPTM4 120750Z CALM STURGEON POINT LIGHT  
KOSC 120815Z 320 3 OSCODA  
KOSC 120815Z 320 3 OSCODA  
GSLM4 120740Z 60 3 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 120815Z CALM MANISTIQUE  
PNLM4 120800Z 50 3 7 60.07 PORT INLAND  
NABM4 120740Z 60 4 5 NAUBINWAY  
KSJX 120815Z 100 3 ST JAMES  
KPLN 120754Z CALM PELLSTON  
KMGN 120815Z CALM HARBOR SPRINGS  
KCVX 120815Z 130 4 CHARLEVOIX  
NMIM4 120728Z CALM NORTH MANITOU ISLAND  
GTLM4 120740Z 160 4 8 GRAND TRAVERSE LIGHT  
KTVC 120753Z 210 3 TRAVERSE CITY  
KFKS 120815Z CALM FRANKFORT  
MEEM4 120740Z 100 5 8 MANISTEE HARBOR  
BSBM4 120740Z 130 6 8 BIG SABLE POINT  
LDTM4 120800Z 100 2 3 LUDINGTON  
KLDM 120815Z 80 4 LUDINGTON AIRPORT  
 
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