591  
SXUS83 KAPX 301538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1138 AM EDT FRI MAY 30 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 301440Z 310 8 12 GRAND MARAIS  
WFPM4 301440Z 300 8 13 WHITEFISH POINT  
PTIM4 301500Z 290 9 11 POINT IROQUOIS  
CYAM 301500Z 280 14 SOO (CANADA)  
KANJ 301455Z 290 11 SAULT STE MARIE  
SWPM4 301500Z 270 7 12 49.99 S.W. PIER  
LTRM4 301500Z 310 10 17 46.04 LITTLE RAPIDS  
RCKM4 301500Z 310 9 11 51.44 ROCK CUT  
WNEM4 301500Z 340 8 11 47.66 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 301500Z 220 4 7 50.89 DETOUR VILLAGE  
KDRM 301515Z CALM DRUMMOND ISLAND  
KMCD 301515Z 250 9 16 MACKINAC ISLAND  
MACM4 301500Z 250 10 13 49.46 MACKINAC CITY  
KSLH 301516Z 270 7 CHEBOYGAN AIRPORT  
CYGM4 301530Z 260 12 14 CHEBOYGAN MARINA  
SRLM4 301400Z 260 9 SPECTACLE REEF LIGHT  
KPZQ 301515Z 290 9 14 ROGERS CITY  
PRIM4 301450Z 290 9 17 PRESQUE ISLE LIGHT  
KAPN 301454Z 270 8 16 ALPENA GUARD BASE  
APNM4 301520Z 290 9 13 ALPENA HARBOR LIGHT  
TBIM4 301500Z 290 4 6 THUNDER BAY ISLAND  
SPTM4 301450Z 270 10 17 STURGEON POINT LIGHT  
TAWM4 301440Z 190 3 6 TAWAS POINT  
GSLM4 301440Z 210 13 16 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 301515Z 350 9 MANISTIQUE  
PNLM4 301500Z 340 7 8 55.57 PORT INLAND  
NABM4 301440Z 360 2 4 NAUBINWAY  
KSJX 301515Z 270 6 ST JAMES  
KPLN 301454Z 290 7 PELLSTON  
KMGN 301515Z 260 5 HARBOR SPRINGS  
KCVX 301515Z 270 11 17 CHARLEVOIX  
NMIM4 301428Z 260 4 9 NORTH MANITOU ISLAND  
GTLM4 301440Z 240 16 21 GRAND TRAVERSE LIGHT  
KTVC 301453Z 230 8 TRAVERSE CITY  
KFKS 301515Z 250 8 FRANKFORT  
MEEM4 301440Z 180 7 14 MANISTEE HARBOR  
BSBM4 301440Z 180 7 11 BIG SABLE POINT  
LDTM4 301500Z 210 8 13 LUDINGTON  
KLDM 301515Z 250 8 LUDINGTON AIRPORT  
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