487  
SXUS83 KAPX 171038  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
638 AM EDT FRI APR 17 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 170950Z 120 4 6 GRAND MARAIS  
GRMM4 170950Z 120 4 6 GRAND MARAIS  
PTIM4 171000Z 120 4 5 POINT IROQUOIS  
CYAM 171000Z 80 4 SOO (CANADA)  
KANJ 170955Z CALM SAULT STE MARIE  
SWPM4 171000Z 80 2 S.W. PIER  
LTRM4 171000Z 130 1 LITTLE RAPIDS  
RCKM4 171000Z 320 2 ROCK CUT  
WNEM4 171000Z CALM 1 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 171000Z 20 2 3 33.97 DETOUR VILLAGE  
KDRM 171015Z CALM DRUMMOND ISLAND  
KMCD 171015Z CALM MACKINAC ISLAND  
MACM4 171000Z 140 3 33.44 MACKINAC CITY  
KSLH 171015Z 280 2 CHEBOYGAN AIRPORT  
CYGM4 171030Z 130 2 3 CHEBOYGAN MARINA  
KPZQ 171015Z CALM ROGERS CITY  
PRIM4 170950Z 270 3 9 PRESQUE ISLE LIGHT  
KAPN 170954Z CALM ALPENA GUARD BASE  
APNM4 171020Z CALM 1 ALPENA HARBOR LIGHT  
SPTM4 170950Z CALM STURGEON POINT LIGHT  
KOSC 171015Z 170 2 OSCODA  
TAWM4 170940Z 220 3 4 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 171015Z 140 3 MANISTIQUE  
PNLM4 171000Z 120 6 PORT INLAND  
NABM4 170940Z 80 2 3 NAUBINWAY  
KSJX 171015Z 80 3 ST JAMES  
KPLN 170954Z CALM PELLSTON  
KMGN 171015Z 70 6 HARBOR SPRINGS  
KCVX 171015Z 120 4 CHARLEVOIX  
GTLM4 170940Z CALM 2 GRAND TRAVERSE LIGHT  
KTVC 170953Z CALM TRAVERSE CITY  
KFKS 171015Z 320 3 FRANKFORT  
BSBM4 170940Z 170 4 6 BIG SABLE POINT  
LDTM4 171000Z 170 2 LUDINGTON  
KLDM 171015Z 150 3 LUDINGTON AIRPORT  
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