144  
SXUS83 KAPX 150608  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
208 AM EDT SAT AUG 15 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 150550Z CALM 4 GRAND MARAIS  
GRMM4 150550Z CALM 4 GRAND MARAIS  
PTIM4 150530Z 270 5 8 POINT IROQUOIS  
CYAM 150500Z 300 5 SOO (CANADA)  
KANJ 150555Z CALM SAULT STE MARIE  
SWPM4 150530Z 330 4 5 70.16 S.W. PIER  
LTRM4 150530Z 260 2 62.78 LITTLE RAPIDS  
RCKM4 150530Z 320 5 7 70.16 ROCK CUT  
WNEM4 150530Z 340 4 6 64.39 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150530Z 320 4 10 67.09 DETOUR VILLAGE  
KDRM 150555Z CALM DRUMMOND ISLAND  
KMCD 150555Z 10 7 MACKINAC ISLAND  
MACM4 150530Z 20 4 6 73.57 MACKINAC CITY  
CYGM4 150605Z 10 2 6 CHEBOYGAN MARINA  
KPZQ 150555Z 260 2 ROGERS CITY  
PRIM4 150550Z 290 2 3 PRESQUE ISLE LIGHT  
KAPN 150554Z CALM ALPENA GUARD BASE  
APNM4 150550Z 310 2 3 ALPENA HARBOR LIGHT  
TBIM4 150530Z 340 4 THUNDER BAY ISLAND  
SPTM4 150550Z CALM STURGEON POINT LIGHT  
KOSC 150556Z 20 1 OSCODA  
TAWM4 150540Z 350 4 5 TAWAS POINT  
GSLM4 150540Z 50 5 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150555Z 10 4 MANISTIQUE  
PNLM4 150530Z 10 6 8 69.07 PORT INLAND  
NABM4 150540Z 10 7 11 NAUBINWAY  
KSJX 150555Z 90 1 ST JAMES  
KPLN 150554Z CALM PELLSTON  
KMGN 150555Z 50 3 HARBOR SPRINGS  
KCVX 150555Z 110 5 CHARLEVOIX  
GTLM4 150540Z 70 12 14 GRAND TRAVERSE LIGHT  
KTVC 150553Z CALM TRAVERSE CITY  
KFKS 150555Z 70 4 FRANKFORT  
BSBM4 150540Z 80 5 9 BIG SABLE POINT  
LDTM4 150530Z 80 4 6 LUDINGTON  
KLDM 150555Z 70 4 LUDINGTON AIRPORT  
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