484  
SXUS83 KAPX 150208  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1008 PM EDT THU AUG 14 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 150150Z 170 5 6 GRAND MARAIS  
WFPM4 150140Z 110 7 8 WHITEFISH POINT  
PTIM4 150130Z 140 3 5 POINT IROQUOIS  
CYAM 150100Z 130 3 SOO (CANADA)  
KANJ 150155Z 150 5 SAULT STE MARIE  
SWPM4 150130Z 140 4 7 69.44 S.W. PIER  
LTRM4 150130Z 170 3 5 62.78 LITTLE RAPIDS  
RCKM4 150130Z 160 4 6 69.79 ROCK CUT  
WNEM4 150130Z 160 4 6 64.57 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150130Z 150 7 10 69.79 DETOUR VILLAGE  
KDRM 150155Z CALM DRUMMOND ISLAND  
KMCD 150155Z 130 7 MACKINAC ISLAND  
MACM4 150130Z 140 6 8 74.66 MACKINAC CITY  
CYGM4 150155Z 130 6 11 CHEBOYGAN MARINA  
SRLM4 150100Z 120 11 SPECTACLE REEF LIGHT  
KPZQ 150155Z 140 5 ROGERS CITY  
PRIM4 150150Z 140 3 5 PRESQUE ISLE LIGHT  
KAPN 150154Z CALM ALPENA GUARD BASE  
APNM4 150150Z 90 4 ALPENA HARBOR LIGHT  
TBIM4 150130Z 100 2 THUNDER BAY ISLAND  
SPTM4 150150Z CALM STURGEON POINT LIGHT  
KOSC 150137Z 30 3 OSCODA  
GSLM4 150140Z 70 10 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150155Z CALM MANISTIQUE  
PNLM4 150130Z 130 9 10 PORT INLAND  
NABM4 150140Z 130 11 12 NAUBINWAY  
KSJX 150155Z 100 3 ST JAMES  
KPLN 150154Z CALM PELLSTON  
KMGN 150155Z 70 5 HARBOR SPRINGS  
KCVX 150155Z 90 5 CHARLEVOIX  
NMIM4 150128Z CALM NORTH MANITOU ISLAND  
GTLM4 150140Z 70 6 10 GRAND TRAVERSE LIGHT  
KTVC 150153Z CALM TRAVERSE CITY  
KFKS 150155Z CALM FRANKFORT  
MEEM4 150140Z CALM 3 MANISTEE HARBOR  
BSBM4 150140Z 70 4 5 BIG SABLE POINT  
LDTM4 150130Z 90 3 LUDINGTON  
KLDM 150155Z 70 2 LUDINGTON AIRPORT  
 
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