599  
SXUS83 KAPX 180308  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1108 PM TUE MAR 17 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
PTIM4 180230Z 170 1 2 POINT IROQUOIS  
CYAM 180200Z CALM SOO (CANADA)  
KANJ 180255Z 200 3 SAULT STE MARIE  
SWPM4 180230Z 280 2 3 S.W. PIER  
LTRM4 180230Z CALM 1 LITTLE RAPIDS  
RCKM4 180230Z 130 1 2 ROCK CUT  
WNEM4 180230Z 150 4 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180230Z 340 4 5 33.97 DETOUR VILLAGE  
KDRM 180255Z CALM DRUMMOND ISLAND  
KMCD 180255Z 330 1 MACKINAC ISLAND  
MACM4 180230Z 230 4 5 32.18 MACKINAC CITY  
KSLH 180255Z 200 3 CHEBOYGAN AIRPORT  
CYGM4 180300Z 180 4 6 CHEBOYGAN MARINA  
KPZQ 180255Z 210 3 ROGERS CITY  
PRIM4 180250Z CALM PRESQUE ISLE LIGHT  
KAPN 180254Z 210 3 ALPENA GUARD BASE  
APNM4 180250Z CALM ALPENA HARBOR LIGHT  
TBIM4 180230Z CALM THUNDER BAY ISLAND  
TAWM4 180240Z 260 9 13 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180255Z 200 6 MANISTIQUE  
PNLM4 180230Z 230 13 16 PORT INLAND  
NABM4 180240Z 20 2 4 NAUBINWAY  
KSJX 180255Z 180 4 ST JAMES  
KPLN 180254Z 200 3 PELLSTON  
KMGN 180255Z 220 5 HARBOR SPRINGS  
KCVX 180255Z 190 3 CHARLEVOIX  
GTLM4 180240Z 200 6 11 GRAND TRAVERSE LIGHT  
KTVC 180256Z 180 6 TRAVERSE CITY  
BSBM4 180240Z 220 14 17 BIG SABLE POINT  
LDTM4 180230Z 240 5 10 LUDINGTON  
KLDM 180255Z 220 7 LUDINGTON AIRPORT  
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