559  
SXUS83 KAPX 130638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 AM EDT SUN SEP 13 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 130550Z 300 22 25 GRAND MARAIS  
GRMM4 130550Z 300 22 25 GRAND MARAIS  
PTIM4 130600Z 290 8 10 POINT IROQUOIS  
CYAM 130600Z 300 14 SOO (CANADA)  
KANJ 130555Z 270 4 SAULT STE MARIE  
SWPM4 130600Z 280 7 9 66.56 S.W. PIER  
LTRM4 130600Z 190 3 62.41 LITTLE RAPIDS  
RCKM4 130600Z 240 3 5 65.47 ROCK CUT  
WNEM4 130600Z 150 1 2 63.49 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 130600Z 270 4 5 60.97 DETOUR VILLAGE  
KDRM 130615Z CALM DRUMMOND ISLAND  
KMCD 130615Z 280 7 MACKINAC ISLAND  
MACM4 130600Z 310 8 13 67.09 MACKINAC CITY  
CYGM4 130615Z 280 6 9 CHEBOYGAN MARINA  
KPZQ 130615Z 280 4 ROGERS CITY  
PRIM4 130550Z 300 8 14 PRESQUE ISLE LIGHT  
KAPN 130554Z 300 3 ALPENA GUARD BASE  
APNM4 130620Z 330 3 4 ALPENA HARBOR LIGHT  
TBIM4 130600Z 340 8 12 THUNDER BAY ISLAND  
SPTM4 130550Z 330 4 15 STURGEON POINT LIGHT  
KOSC 130615Z 20 7 OSCODA  
TAWM4 130540Z 40 4 10 TAWAS POINT  
GSLM4 130540Z 30 18 19 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 130615Z 300 6 MANISTIQUE  
PNLM4 130600Z 310 4 6 66.56 PORT INLAND  
NABM4 130540Z 270 2 3 NAUBINWAY  
KSJX 130615Z 300 7 ST JAMES  
KMGN 130615Z 50 2 HARBOR SPRINGS  
KCVX 130615Z 320 8 CHARLEVOIX  
GTLM4 130540Z 10 12 15 GRAND TRAVERSE LIGHT  
KTVC 130617Z 10 5 TRAVERSE CITY  
KFKS 130615Z 60 3 FRANKFORT  
BSBM4 130540Z 310 16 19 BIG SABLE POINT  
LDTM4 130600Z 320 6 9 LUDINGTON  
KLDM 130615Z 310 5 LUDINGTON AIRPORT  
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