536  
SXUS83 KAPX 050438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 AM EDT SAT SEP 5 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 050350Z 120 3 4 GRAND MARAIS  
GRMM4 050350Z 120 3 4 GRAND MARAIS  
PTIM4 050400Z 250 1 3 POINT IROQUOIS  
CYAM 050400Z CALM SOO (CANADA)  
KANJ 050355Z CALM SAULT STE MARIE  
SWPM4 050400Z 60 1 3 67.64 S.W. PIER  
LTRM4 050400Z 10 2 3 62.24 LITTLE RAPIDS  
RCKM4 050400Z CALM 1 68.18 ROCK CUT  
WNEM4 050400Z CALM 1 64.04 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 050400Z 360 3 4 63.14 DETOUR VILLAGE  
KDRM 050415Z CALM DRUMMOND ISLAND  
KMCD 050415Z 80 8 MACKINAC ISLAND  
MACM4 050400Z 100 6 7 68.54 MACKINAC CITY  
KSLH 050415Z 210 1 CHEBOYGAN AIRPORT  
CYGM4 050430Z 160 2 5 CHEBOYGAN MARINA  
KPZQ 050415Z 90 2 ROGERS CITY  
PRIM4 050350Z CALM PRESQUE ISLE LIGHT  
KAPN 050354Z 10 3 ALPENA GUARD BASE  
APNM4 050420Z 360 1 2 ALPENA HARBOR LIGHT  
TBIM4 050400Z 20 6 THUNDER BAY ISLAND  
SPTM4 050350Z 20 6 8 STURGEON POINT LIGHT  
KOSC 050415Z 20 3 OSCODA  
TAWM4 050340Z 10 2 3 TAWAS POINT  
GSLM4 050340Z 60 10 12 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 050415Z 30 4 MANISTIQUE  
PNLM4 050400Z 50 5 7 66.01 PORT INLAND  
NABM4 050340Z 40 5 7 NAUBINWAY  
KSJX 050415Z 70 4 ST JAMES  
KPLN 050425Z CALM PELLSTON  
KMGN 050415Z 70 6 HARBOR SPRINGS  
KCVX 050415Z 90 8 CHARLEVOIX  
GTLM4 050340Z 100 5 9 GRAND TRAVERSE LIGHT  
KTVC 050353Z 150 5 TRAVERSE CITY  
KFKS 050415Z 70 4 FRANKFORT  
BSBM4 050340Z 320 3 4 BIG SABLE POINT  
LDTM4 050400Z CALM 1 LUDINGTON  
KLDM 050415Z 330 3 LUDINGTON AIRPORT  
 
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