274  
SXUS83 KAPX 170738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
338 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 170650Z 280 3 4 GRAND MARAIS  
GRMM4 170650Z 280 3 4 GRAND MARAIS  
PTIM4 170700Z CALM 1 POINT IROQUOIS  
CYAM 170700Z CALM SOO (CANADA)  
KANJ 170655Z CALM SAULT STE MARIE  
SWPM4 170700Z 240 2 3 S.W. PIER  
LTRM4 170700Z CALM 1 LITTLE RAPIDS  
RCKM4 170700Z CALM 1 ROCK CUT  
WNEM4 170700Z CALM 1 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170700Z 230 1 2 33.97 DETOUR VILLAGE  
KDRM 170715Z CALM DRUMMOND ISLAND  
KMCD 170715Z 270 6 MACKINAC ISLAND  
MACM4 170700Z CALM 2 33.61 MACKINAC CITY  
KSLH 170715Z CALM CHEBOYGAN AIRPORT  
CYGM4 170730Z 220 2 3 CHEBOYGAN MARINA  
KPZQ 170715Z 270 4 ROGERS CITY  
PRIM4 170650Z 260 7 9 PRESQUE ISLE LIGHT  
KAPN 170654Z CALM ALPENA GUARD BASE  
APNM4 170720Z 280 2 ALPENA HARBOR LIGHT  
SPTM4 170650Z 250 4 7 STURGEON POINT LIGHT  
KOSC 170715Z 250 6 OSCODA  
TAWM4 170640Z 260 2 3 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 170715Z CALM MANISTIQUE  
PNLM4 170700Z CALM 1 PORT INLAND  
NABM4 170640Z CALM 1 NAUBINWAY  
KSJX 170715Z CALM ST JAMES  
KPLN 170654Z CALM PELLSTON  
KMGN 170715Z CALM HARBOR SPRINGS  
KCVX 170715Z 110 2 CHARLEVOIX  
GTLM4 170640Z 10 1 GRAND TRAVERSE LIGHT  
KTVC 170653Z CALM TRAVERSE CITY  
KFKS 170715Z CALM FRANKFORT  
BSBM4 170640Z 170 2 3 BIG SABLE POINT  
LDTM4 170700Z 280 2 4 LUDINGTON  
KLDM 170715Z 230 2 LUDINGTON AIRPORT  
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