358  
SXUS83 KAPX 151138  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
738 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 151050Z CALM 2 GRAND MARAIS  
GRMM4 151050Z CALM 2 GRAND MARAIS  
PTIM4 151100Z 140 4 6 POINT IROQUOIS  
CYAM 151100Z 70 2 SOO (CANADA)  
KANJ 151055Z CALM SAULT STE MARIE  
SWPM4 151100Z 120 1 2 69.97 S.W. PIER  
LTRM4 151100Z 180 2 62.59 LITTLE RAPIDS  
RCKM4 151100Z CALM 1 70.16 ROCK CUT  
WNEM4 151100Z CALM 64.21 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 151100Z 260 4 67.09 DETOUR VILLAGE  
KDRM 151115Z CALM DRUMMOND ISLAND  
KMCD 151115Z 110 2 MACKINAC ISLAND  
MACM4 151100Z 210 4 5 73.39 MACKINAC CITY  
KSLH 151115Z 220 2 CHEBOYGAN AIRPORT  
CYGM4 151130Z 220 4 6 CHEBOYGAN MARINA  
KPZQ 151115Z 250 3 ROGERS CITY  
PRIM4 151050Z 150 1 4 PRESQUE ISLE LIGHT  
KAPN 151101Z CALM ALPENA GUARD BASE  
APNM4 151120Z 320 4 5 ALPENA HARBOR LIGHT  
TBIM4 151100Z 90 6 7 THUNDER BAY ISLAND  
SPTM4 151050Z CALM STURGEON POINT LIGHT  
KOSC 151116Z 340 2 OSCODA  
TAWM4 151040Z 30 1 4 TAWAS POINT  
GSLM4 151040Z 70 9 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 151115Z 340 3 MANISTIQUE  
PNLM4 151100Z 30 5 68.71 PORT INLAND  
NABM4 151040Z 340 2 3 NAUBINWAY  
KSJX 151115Z 120 3 ST JAMES  
KPLN 151054Z CALM PELLSTON  
KMGN 151115Z 60 3 HARBOR SPRINGS  
KCVX 151115Z 130 3 CHARLEVOIX  
GTLM4 151040Z 140 2 4 GRAND TRAVERSE LIGHT  
KTVC 151053Z CALM TRAVERSE CITY  
BSBM4 151040Z 90 10 13 BIG SABLE POINT  
LDTM4 151100Z 80 6 8 LUDINGTON  
KLDM 151115Z 80 6 LUDINGTON AIRPORT  
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