320  
SXUS83 KAPX 150408  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1208 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 150350Z 10 5 7 GRAND MARAIS  
GRMM4 150350Z 10 5 7 GRAND MARAIS  
PTIM4 150330Z 300 11 12 POINT IROQUOIS  
CYAM 150300Z 310 4 SOO (CANADA)  
KANJ 150355Z 290 3 SAULT STE MARIE  
SWPM4 150330Z 300 4 5 70.16 S.W. PIER  
LTRM4 150330Z 320 3 5 62.96 LITTLE RAPIDS  
RCKM4 150330Z 290 7 9 70.34 ROCK CUT  
WNEM4 150330Z 320 4 6 64.39 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150330Z 320 5 11 67.09 DETOUR VILLAGE  
KDRM 150355Z 310 3 DRUMMOND ISLAND  
KMCD 150356Z 20 7 MACKINAC ISLAND  
MACM4 150330Z 10 5 9 73.57 MACKINAC CITY  
KSLH 150355Z 280 2 CHEBOYGAN AIRPORT  
CYGM4 150405Z 20 6 11 CHEBOYGAN MARINA  
KPZQ 150355Z 290 2 ROGERS CITY  
PRIM4 150350Z CALM PRESQUE ISLE LIGHT  
KAPN 150354Z CALM ALPENA GUARD BASE  
APNM4 150350Z 320 3 4 ALPENA HARBOR LIGHT  
TBIM4 150330Z 310 1 2 THUNDER BAY ISLAND  
SPTM4 150350Z 320 1 4 STURGEON POINT LIGHT  
KOSC 150316Z 340 4 OSCODA  
TAWM4 150340Z 310 3 5 TAWAS POINT  
GSLM4 150340Z 20 5 6 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150355Z 10 6 MANISTIQUE  
PNLM4 150330Z 20 4 6 69.07 PORT INLAND  
NABM4 150340Z 10 9 11 NAUBINWAY  
KSJX 150355Z 40 3 ST JAMES  
KPLN 150354Z CALM PELLSTON  
KMGN 150355Z 20 4 HARBOR SPRINGS  
KCVX 150355Z 150 2 CHARLEVOIX  
GTLM4 150340Z 40 16 19 GRAND TRAVERSE LIGHT  
KTVC 150353Z CALM TRAVERSE CITY  
KFKS 150355Z 150 2 FRANKFORT  
BSBM4 150340Z 50 5 7 BIG SABLE POINT  
LDTM4 150330Z 70 3 5 LUDINGTON  
KLDM 150355Z 70 3 LUDINGTON AIRPORT  
 
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