729  
SXUS83 KAPX 170438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 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 170350Z 190 2 3 GRAND MARAIS  
GRMM4 170350Z 190 2 3 GRAND MARAIS  
PTIM4 170400Z 290 3 9 POINT IROQUOIS  
CYAM 170400Z 300 4 SOO (CANADA)  
KANJ 170355Z 210 3 SAULT STE MARIE  
SWPM4 170400Z 230 1 3 69.26 S.W. PIER  
LTRM4 170400Z 170 2 3 59.54 LITTLE RAPIDS  
RCKM4 170400Z 300 5 6 69.79 ROCK CUT  
WNEM4 170400Z 300 7 10 60.61 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170400Z 300 5 13 66.01 DETOUR VILLAGE  
KDRM 170415Z 330 4 DRUMMOND ISLAND  
KMCD 170415Z 330 5 MACKINAC ISLAND  
MACM4 170400Z 290 3 4 70.69 MACKINAC CITY  
KSLH 170415Z 280 2 CHEBOYGAN AIRPORT  
CYGM4 170430Z 300 6 CHEBOYGAN MARINA  
KPZQ 170415Z 270 4 ROGERS CITY  
PRIM4 170350Z 300 7 19 PRESQUE ISLE LIGHT  
KAPN 170354Z 290 3 ALPENA GUARD BASE  
APNM4 170330Z 310 8 12 ALPENA HARBOR LIGHT  
TBIM4 170330Z 300 5 7 THUNDER BAY ISLAND  
SPTM4 170350Z 300 4 10 STURGEON POINT LIGHT  
KOSC 170415Z 310 5 OSCODA  
TAWM4 170340Z 310 3 5 TAWAS POINT  
GSLM4 170340Z 280 9 11 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 170415Z 360 6 MANISTIQUE  
PNLM4 170400Z 360 2 3 62.41 PORT INLAND  
NABM4 170340Z 310 1 NAUBINWAY  
KSJX 170415Z 60 3 ST JAMES  
KPLN 170354Z CALM PELLSTON  
KMGN 170415Z CALM HARBOR SPRINGS  
KCVX 170415Z 280 2 CHARLEVOIX  
GTLM4 170340Z 220 4 5 GRAND TRAVERSE LIGHT  
KTVC 170410Z CALM TRAVERSE CITY  
KFKS 170415Z 320 1 FRANKFORT  
BSBM4 170340Z 90 6 8 BIG SABLE POINT  
LDTM4 170400Z 100 3 4 LUDINGTON  
KLDM 170415Z 80 2 LUDINGTON AIRPORT  
 
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