813  
SXUS83 KAPX 131938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
338 PM EDT MON OCT 13 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 131850Z 240 7 8 GRAND MARAIS  
PTIM4 131900Z 180 3 5 POINT IROQUOIS  
CYAM 131900Z 140 5 SOO (CANADA)  
KANJ 131855Z 150 9 SAULT STE MARIE  
SWPM4 131900Z 150 6 11 58.99 S.W. PIER  
LTRM4 131900Z 150 8 11 57.91 LITTLE RAPIDS  
RCKM4 131900Z 120 12 14 57.91 ROCK CUT  
WNEM4 131900Z 140 7 12 58.28 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 131900Z 150 10 15 58.28 DETOUR VILLAGE  
KDRM 131915Z 150 9 DRUMMOND ISLAND  
MACM4 131900Z 360 5 6 58.99 MACKINAC CITY  
KSLH 131915Z 210 7 CHEBOYGAN AIRPORT  
CYGM4 131925Z 220 8 19 CHEBOYGAN MARINA  
SRLM4 131800Z 120 12 SPECTACLE REEF LIGHT  
PRIM4 131850Z 110 13 17 PRESQUE ISLE LIGHT  
KAPN 131854Z 100 9 ALPENA GUARD BASE  
APNM4 131920Z 130 11 13 ALPENA HARBOR LIGHT  
TBIM4 131900Z 140 10 11 THUNDER BAY ISLAND  
SPTM4 131850Z 140 5 8 STURGEON POINT LIGHT  
KOSC 131915Z 130 9 OSCODA  
KOSC 131915Z 130 9 OSCODA  
GSLM4 131840Z CALM GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 131915Z 190 3 MANISTIQUE  
PNLM4 131900Z 220 10 12 60.79 PORT INLAND  
NABM4 131840Z 190 8 10 NAUBINWAY  
KSJX 131915Z 210 5 ST JAMES  
KPLN 131854Z 220 7 PELLSTON  
KMGN 131915Z 260 4 HARBOR SPRINGS  
KCVX 131915Z 230 6 CHARLEVOIX  
NMIM4 131828Z 170 1 6 NORTH MANITOU ISLAND  
GTLM4 131840Z 230 1 4 GRAND TRAVERSE LIGHT  
KTVC 131853Z 230 7 TRAVERSE CITY  
BSBM4 131840Z 190 6 9 BIG SABLE POINT  
LDTM4 131900Z 230 1 5 LUDINGTON  
KLDM 131915Z 240 7 LUDINGTON AIRPORT  
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