453  
SXUS83 KAPX 180638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 AM EDT SUN OCT 18 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 180550Z 220 13 19 GRAND MARAIS  
WFPM4 180540Z 250 10 17 WHITEFISH POINT  
PTIM4 180600Z 240 6 14 POINT IROQUOIS  
CYAM 180600Z 230 10 19 SOO (CANADA)  
KANJ 180555Z 240 10 18 SAULT STE MARIE  
SWPM4 180600Z 240 12 15 56.47 S.W. PIER  
LTRM4 180600Z 250 6 10 55.94 LITTLE RAPIDS  
RCKM4 180600Z 210 4 9 51.97 ROCK CUT  
WNEM4 180600Z 230 5 10 55.94 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180600Z 230 6 13 53.06 DETOUR VILLAGE  
KDRM 180615Z 240 3 DRUMMOND ISLAND  
KMCD 180615Z 250 23 32 MACKINAC ISLAND  
MACM4 180600Z 250 16 21 52.69 MACKINAC CITY  
KSLH 180616Z 210 5 CHEBOYGAN AIRPORT  
CYGM4 180630Z 220 14 17 CHEBOYGAN MARINA  
KPZQ 180615Z 210 3 ROGERS CITY  
PRIM4 180550Z 200 3 14 PRESQUE ISLE LIGHT  
KAPN 180554Z 190 4 ALPENA GUARD BASE  
APNM4 180620Z 210 9 10 ALPENA HARBOR LIGHT  
TBIM4 180600Z 230 18 19 THUNDER BAY ISLAND  
SPTM4 180550Z 230 2 13 STURGEON POINT LIGHT  
KOSC 180615Z 240 8 OSCODA  
TAWM4 180540Z 230 10 17 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180615Z 220 10 15 MANISTIQUE  
PNLM4 180600Z 250 24 29 55.04 PORT INLAND  
NABM4 180540Z 240 15 23 NAUBINWAY  
KSJX 180615Z 240 17 26 ST JAMES  
KPLN 180554Z 260 10 22 PELLSTON  
KMGN 180615Z 220 8 HARBOR SPRINGS  
KCVX 180615Z 250 15 23 CHARLEVOIX  
GTLM4 180540Z 250 33 40 GRAND TRAVERSE LIGHT  
KTVC 180553Z 240 10 19 TRAVERSE CITY  
KFKS 180615Z 230 12 17 FRANKFORT  
BSBM4 180540Z 210 15 22 BIG SABLE POINT  
LDTM4 180600Z 230 5 16 LUDINGTON  
KLDM 180417Z 230 18 LUDINGTON AIRPORT  
 
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