544  
SXUS83 KAPX 171008  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
608 AM 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 170950Z 120 4 6 GRAND MARAIS  
GRMM4 170950Z 120 4 6 GRAND MARAIS  
PTIM4 170930Z 120 2 3 POINT IROQUOIS  
CYAM 170900Z CALM SOO (CANADA)  
KANJ 170955Z CALM SAULT STE MARIE  
SWPM4 170930Z 270 2 3 S.W. PIER  
LTRM4 170930Z CALM 1 LITTLE RAPIDS  
RCKM4 170930Z 300 1 2 ROCK CUT  
WNEM4 170930Z 150 2 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170930Z 10 2 33.97 DETOUR VILLAGE  
KDRM 170955Z CALM DRUMMOND ISLAND  
KMCD 170956Z 250 5 MACKINAC ISLAND  
MACM4 170930Z CALM 33.97 MACKINAC CITY  
KSLH 170956Z 230 2 CHEBOYGAN AIRPORT  
CYGM4 171000Z 240 6 7 CHEBOYGAN MARINA  
KPZQ 170955Z 220 2 ROGERS CITY  
PRIM4 170950Z 270 3 9 PRESQUE ISLE LIGHT  
KAPN 170954Z CALM ALPENA GUARD BASE  
APNM4 170950Z 80 1 ALPENA HARBOR LIGHT  
SPTM4 170950Z CALM STURGEON POINT LIGHT  
KOSC 170955Z 170 1 OSCODA  
TAWM4 170940Z 220 3 4 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 170955Z CALM MANISTIQUE  
PNLM4 170930Z 130 6 7 PORT INLAND  
NABM4 170940Z 80 2 3 NAUBINWAY  
KSJX 170955Z 100 4 ST JAMES  
KPLN 170954Z CALM PELLSTON  
KMGN 170955Z 60 4 HARBOR SPRINGS  
KCVX 170955Z 130 3 CHARLEVOIX  
GTLM4 170940Z CALM 2 GRAND TRAVERSE LIGHT  
KTVC 170953Z CALM TRAVERSE CITY  
KFKS 170955Z 290 5 FRANKFORT  
BSBM4 170940Z 170 4 6 BIG SABLE POINT  
LDTM4 170930Z 220 2 4 LUDINGTON  
KLDM 170955Z CALM LUDINGTON AIRPORT  
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