574  
SXUS83 KAPX 171738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 PM EDT FRI APR 17 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 171650Z 180 25 31 GRAND MARAIS  
GRMM4 171650Z 180 25 31 GRAND MARAIS  
PTIM4 171700Z 120 8 12 POINT IROQUOIS  
CYAM 171700Z 110 8 SOO (CANADA)  
KANJ 171655Z 140 9 16 SAULT STE MARIE  
SWPM4 171700Z 110 8 14 S.W. PIER  
LTRM4 171700Z 160 6 11 LITTLE RAPIDS  
RCKM4 171700Z 150 12 15 ROCK CUT  
WNEM4 171700Z 150 10 14 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 171700Z 170 11 13 33.79 DETOUR VILLAGE  
KDRM 171715Z 160 8 DRUMMOND ISLAND  
KMCD 171715Z 100 12 23 MACKINAC ISLAND  
MACM4 171700Z 80 8 12 34.34 MACKINAC CITY  
KSLH 171716Z 30 6 CHEBOYGAN AIRPORT  
CYGM4 171730Z 40 12 20 CHEBOYGAN MARINA  
KPZQ 171715Z 140 12 ROGERS CITY  
PRIM4 171550Z 130 12 16 PRESQUE ISLE LIGHT  
KAPN 171654Z 90 8 ALPENA GUARD BASE  
APNM4 171720Z 130 20 22 ALPENA HARBOR LIGHT  
SPTM4 171650Z 170 7 14 STURGEON POINT LIGHT  
KOSC 171715Z 120 7 OSCODA  
TAWM4 171640Z 80 6 7 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 171715Z 170 4 MANISTIQUE  
PNLM4 171700Z 110 10 11 PORT INLAND  
NABM4 171640Z 140 4 7 NAUBINWAY  
KSJX 171715Z 200 10 15 ST JAMES  
KPLN 171654Z 140 8 16 PELLSTON  
KMGN 171715Z 210 5 HARBOR SPRINGS  
KCVX 171715Z 160 8 CHARLEVOIX  
GTLM4 171640Z 160 8 15 GRAND TRAVERSE LIGHT  
KTVC 171653Z 170 10 19 TRAVERSE CITY  
BSBM4 171640Z 180 7 8 BIG SABLE POINT  
LDTM4 171700Z 230 4 6 LUDINGTON  
KLDM 171715Z 170 9 15 LUDINGTON AIRPORT  
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