279  
SXUS83 KAPX 171938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
338 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 171850Z 180 28 37 GRAND MARAIS  
GRMM4 171850Z 180 28 37 GRAND MARAIS  
PTIM4 171900Z 120 13 18 POINT IROQUOIS  
CYAM 171900Z 130 11 18 SOO (CANADA)  
KANJ 171855Z 100 8 SAULT STE MARIE  
SWPM4 171900Z 120 10 16 S.W. PIER  
LTRM4 171900Z 130 7 13 LITTLE RAPIDS  
RCKM4 171900Z 160 12 15 ROCK CUT  
WNEM4 171900Z 150 10 18 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 171900Z 150 19 22 33.79 DETOUR VILLAGE  
KDRM 171915Z 140 12 19 DRUMMOND ISLAND  
KMCD 171916Z 100 16 21 MACKINAC ISLAND  
MACM4 171900Z 70 7 10 34.87 MACKINAC CITY  
KSLH 171915Z 40 5 CHEBOYGAN AIRPORT  
CYGM4 171930Z 50 14 20 CHEBOYGAN MARINA  
KPZQ 171915Z 150 12 16 ROGERS CITY  
PRIM4 171850Z 130 15 18 PRESQUE ISLE LIGHT  
KAPN 171854Z 90 12 ALPENA GUARD BASE  
APNM4 171920Z 120 20 23 ALPENA HARBOR LIGHT  
SPTM4 171850Z 170 7 15 STURGEON POINT LIGHT  
KOSC 171915Z 110 11 OSCODA  
TAWM4 171840Z 80 5 7 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 171915Z 130 5 MANISTIQUE  
PNLM4 171900Z 110 13 14 PORT INLAND  
NABM4 171840Z 130 6 7 NAUBINWAY  
KSJX 171915Z 90 7 ST JAMES  
KPLN 171854Z 170 12 17 PELLSTON  
KMGN 171915Z 230 4 HARBOR SPRINGS  
GTLM4 171840Z 250 4 6 GRAND TRAVERSE LIGHT  
KTVC 171853Z 150 10 17 TRAVERSE CITY  
KFKS 171915Z 170 10 FRANKFORT  
BSBM4 171840Z 170 9 12 BIG SABLE POINT  
LDTM4 171900Z 170 9 15 LUDINGTON  
KLDM 171915Z 150 12 LUDINGTON AIRPORT  
 
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