258  
SXUS83 KAPX 311638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 PM EDT SUN MAY 31 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 311550Z 350 3 GRAND MARAIS  
GRMM4 311550Z 350 3 GRAND MARAIS  
PTIM4 311600Z 290 3 6 POINT IROQUOIS  
CYAM 311600Z 300 12 SOO (CANADA)  
KANJ 311555Z 320 8 SAULT STE MARIE  
SWPM4 311600Z 290 11 14 46.76 S.W. PIER  
LTRM4 311600Z 310 11 14 44.24 LITTLE RAPIDS  
RCKM4 311600Z 310 9 14 49.46 ROCK CUT  
WNEM4 311600Z 310 12 15 46.04 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 311600Z 150 4 5 48.91 DETOUR VILLAGE  
KDRM 311615Z 270 7 DRUMMOND ISLAND  
KMCD 311615Z 260 6 MACKINAC ISLAND  
KSLH 311615Z 350 9 CHEBOYGAN AIRPORT  
CYGM4 311630Z 310 19 22 CHEBOYGAN MARINA  
KPZQ 311615Z 350 7 ROGERS CITY  
PRIM4 311550Z 290 7 15 PRESQUE ISLE LIGHT  
KAPN 311554Z 330 8 ALPENA GUARD BASE  
APNM4 311620Z 120 8 ALPENA HARBOR LIGHT  
SPTM4 311550Z 170 1 7 STURGEON POINT LIGHT  
TAWM4 311540Z 180 2 6 TAWAS POINT  
GSLM4 311440Z 210 5 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 311615Z 190 6 MANISTIQUE  
PNLM4 311600Z 200 9 10 51.79 PORT INLAND  
NABM4 311540Z 230 7 9 NAUBINWAY  
KSJX 311615Z 260 10 ST JAMES  
KPLN 311554Z 320 10 PELLSTON  
KMGN 311615Z 200 7 HARBOR SPRINGS  
KCVX 311615Z 300 9 CHARLEVOIX  
GTLM4 311540Z 290 7 8 GRAND TRAVERSE LIGHT  
KTVC 311553Z 20 7 TRAVERSE CITY  
BSBM4 311540Z 240 4 6 BIG SABLE POINT  
LDTM4 311600Z 280 6 9 LUDINGTON  
KLDM 311615Z 240 9 15 LUDINGTON AIRPORT  
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