203  
SXUS83 KAPX 121538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1138 AM EDT FRI SEP 12 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 121450Z 250 7 8 GRAND MARAIS  
WFPM4 121440Z 160 9 15 WHITEFISH POINT  
PTIM4 121500Z 110 9 13 POINT IROQUOIS  
CYAM 121500Z 100 6 SOO (CANADA)  
KANJ 121455Z 130 5 SAULT STE MARIE  
SWPM4 121500Z 110 5 7 60.79 S.W. PIER  
LTRM4 121500Z 140 7 9 58.81 LITTLE RAPIDS  
RCKM4 121500Z 140 9 13 60.07 ROCK CUT  
WNEM4 121500Z 140 8 11 60.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 121500Z 140 7 9 55.57 DETOUR VILLAGE  
KDRM 121515Z 140 3 DRUMMOND ISLAND  
MACM4 121500Z 90 7 8 62.06 MACKINAC CITY  
CYGM4 121525Z 210 2 12 CHEBOYGAN MARINA  
SRLM4 121300Z 130 11 SPECTACLE REEF LIGHT  
KPZQ 121515Z 150 5 ROGERS CITY  
PRIM4 121450Z 110 6 9 PRESQUE ISLE LIGHT  
KAPN 121454Z 140 6 ALPENA GUARD BASE  
APNM4 121520Z 130 7 8 ALPENA HARBOR LIGHT  
TBIM4 121500Z 140 7 8 THUNDER BAY ISLAND  
SPTM4 121450Z 150 2 4 STURGEON POINT LIGHT  
GSLM4 121440Z 200 3 6 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 121515Z 300 3 MANISTIQUE  
PNLM4 121500Z 120 3 4 60.07 PORT INLAND  
NABM4 121440Z 140 8 12 NAUBINWAY  
KSJX 121515Z 270 7 ST JAMES  
KMGN 121515Z CALM HARBOR SPRINGS  
KCVX 121515Z 230 4 CHARLEVOIX  
NMIM4 121428Z CALM NORTH MANITOU ISLAND  
GTLM4 121440Z 260 5 6 GRAND TRAVERSE LIGHT  
KTVC 121453Z CALM TRAVERSE CITY  
KFKS 121515Z 270 5 FRANKFORT  
MEEM4 121440Z CALM 4 MANISTEE HARBOR  
BSBM4 121440Z 190 6 7 BIG SABLE POINT  
LDTM4 121500Z CALM 3 LUDINGTON  
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