483  
SXUS83 KAPX 160538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 AM EDT SUN AUG 16 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 160450Z 180 11 16 GRAND MARAIS  
GRMM4 160450Z 180 11 16 GRAND MARAIS  
PTIM4 160500Z 120 5 10 POINT IROQUOIS  
CYAM 160500Z 90 6 SOO (CANADA)  
KANJ 160455Z 100 5 SAULT STE MARIE  
SWPM4 160500Z 110 5 8 70.16 S.W. PIER  
LTRM4 160500Z 100 5 63.14 LITTLE RAPIDS  
RCKM4 160500Z 130 6 9 70.87 ROCK CUT  
WNEM4 160500Z 130 5 6 64.76 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 160500Z 150 6 8 66.01 DETOUR VILLAGE  
KDRM 160515Z 140 3 DRUMMOND ISLAND  
KMCD 160355Z 160 7 MACKINAC ISLAND  
MACM4 160500Z 170 7 8 73.39 MACKINAC CITY  
KSLH 160515Z 160 3 CHEBOYGAN AIRPORT  
CYGM4 160530Z 160 2 7 CHEBOYGAN MARINA  
KPZQ 160515Z 170 6 ROGERS CITY  
PRIM4 160450Z 160 5 11 PRESQUE ISLE LIGHT  
KAPN 160454Z CALM ALPENA GUARD BASE  
APNM4 160520Z 170 8 9 ALPENA HARBOR LIGHT  
TBIM4 160500Z 160 11 12 THUNDER BAY ISLAND  
SPTM4 160450Z 160 4 9 STURGEON POINT LIGHT  
KOSC 160516Z 180 5 OSCODA  
GSLM4 160440Z 140 11 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 160515Z 200 3 MANISTIQUE  
PNLM4 160500Z 180 4 5 69.79 PORT INLAND  
NABM4 160440Z 170 11 16 NAUBINWAY  
KSJX 160515Z 210 4 ST JAMES  
KPLN 160454Z 150 4 PELLSTON  
KMGN 160515Z 150 2 HARBOR SPRINGS  
KCVX 160515Z 150 3 CHARLEVOIX  
GTLM4 160440Z 190 4 8 GRAND TRAVERSE LIGHT  
KTVC 160453Z CALM TRAVERSE CITY  
KFKS 160515Z 330 2 FRANKFORT  
BSBM4 160440Z 150 6 7 BIG SABLE POINT  
LDTM4 160500Z CALM 3 LUDINGTON  
KLDM 160515Z 140 4 LUDINGTON AIRPORT  
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