900  
SXUS83 KAPX 171138  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
738 AM EDT FRI JUL 17 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 171050Z 120 2 3 GRAND MARAIS  
GRMM4 171050Z 120 2 3 GRAND MARAIS  
PTIM4 171100Z 100 4 7 POINT IROQUOIS  
CYAM 171112Z 80 2 SOO (CANADA)  
KANJ 171109Z 70 3 SAULT STE MARIE  
SWPM4 171100Z 80 3 4 68.71 S.W. PIER  
LTRM4 171100Z 60 2 4 59.54 LITTLE RAPIDS  
RCKM4 171100Z 340 3 69.44 ROCK CUT  
WNEM4 171100Z 30 1 2 60.79 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 171100Z 10 4 66.19 DETOUR VILLAGE  
KDRM 171115Z CALM DRUMMOND ISLAND  
KMCD 171115Z 70 2 MACKINAC ISLAND  
MACM4 171100Z 200 1 2 70.51 MACKINAC CITY  
KSLH 171115Z CALM CHEBOYGAN AIRPORT  
CYGM4 171130Z 240 4 5 CHEBOYGAN MARINA  
KPZQ 171115Z 250 4 ROGERS CITY  
PRIM4 170950Z 320 2 9 PRESQUE ISLE LIGHT  
KAPN 171054Z 230 3 ALPENA GUARD BASE  
APNM4 171110Z 250 3 4 ALPENA HARBOR LIGHT  
TBIM4 171030Z 360 8 10 THUNDER BAY ISLAND  
SPTM4 171050Z CALM STURGEON POINT LIGHT  
KOSC 171115Z 280 3 OSCODA  
TAWM4 170940Z 310 3 5 TAWAS POINT  
GSLM4 171040Z 330 5 6 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 171115Z 140 2 MANISTIQUE  
PNLM4 171100Z 90 3 4 62.59 PORT INLAND  
NABM4 171040Z 40 2 3 NAUBINWAY  
KSJX 171115Z 150 1 ST JAMES  
KPLN 171119Z CALM PELLSTON  
KMGN 171115Z CALM HARBOR SPRINGS  
KCVX 171115Z 160 3 CHARLEVOIX  
GTLM4 171040Z 110 3 4 GRAND TRAVERSE LIGHT  
KTVC 171053Z 210 3 TRAVERSE CITY  
KFKS 171115Z CALM FRANKFORT  
BSBM4 171040Z 80 1 3 BIG SABLE POINT  
LDTM4 171100Z 80 4 5 LUDINGTON  
KLDM 171115Z 60 1 LUDINGTON AIRPORT  
 
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