543  
SXUS83 KAPX 101038  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
638 AM EDT FRI JUL 10 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 100950Z 320 4 6 GRAND MARAIS  
GRMM4 100950Z 320 4 6 GRAND MARAIS  
PTIM4 101000Z 300 7 11 POINT IROQUOIS  
CYAM 101000Z 300 9 SOO (CANADA)  
KANJ 100955Z CALM SAULT STE MARIE  
SWPM4 101000Z 240 4 6 65.29 S.W. PIER  
LTRM4 101000Z 200 2 55.39 LITTLE RAPIDS  
RCKM4 101000Z 310 5 7 66.91 ROCK CUT  
WNEM4 101000Z 330 4 5 57.74 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 101000Z 330 4 7 64.57 DETOUR VILLAGE  
KDRM 101015Z CALM DRUMMOND ISLAND  
KMCD 101016Z 10 6 MACKINAC ISLAND  
MACM4 101000Z 230 4 5 69.79 MACKINAC CITY  
KSLH 101015Z 280 4 CHEBOYGAN AIRPORT  
CYGM4 101030Z 290 4 5 CHEBOYGAN MARINA  
KPZQ 101015Z 270 4 ROGERS CITY  
PRIM4 100950Z 290 7 10 PRESQUE ISLE LIGHT  
KAPN 100954Z 260 4 ALPENA GUARD BASE  
APNM4 101020Z 310 6 7 ALPENA HARBOR LIGHT  
TBIM4 101000Z 290 5 6 THUNDER BAY ISLAND  
SPTM4 100950Z CALM STURGEON POINT LIGHT  
KOSC 101015Z 330 3 OSCODA  
TAWM4 100940Z 20 2 6 TAWAS POINT  
GSLM4 100940Z 10 12 14 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 101015Z 10 7 MANISTIQUE  
PNLM4 101000Z 360 7 9 69.79 PORT INLAND  
NABM4 100940Z 10 9 12 NAUBINWAY  
KSJX 101015Z 160 2 ST JAMES  
KMGN 101015Z CALM HARBOR SPRINGS  
KCVX 101015Z CALM CHARLEVOIX  
GTLM4 100940Z 50 6 9 GRAND TRAVERSE LIGHT  
KTVC 101013Z CALM TRAVERSE CITY  
KFKS 101015Z CALM FRANKFORT  
BSBM4 100940Z 50 5 8 BIG SABLE POINT  
LDTM4 101000Z 50 3 5 LUDINGTON  
KLDM 101015Z 20 3 LUDINGTON AIRPORT  
 
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