531  
SXUS83 KAPX 080938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
538 AM EDT WED APR 8 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 080850Z 120 4 6 GRAND MARAIS  
GRMM4 080850Z 120 4 6 GRAND MARAIS  
PTIM4 080900Z 120 6 10 POINT IROQUOIS  
CYAM 080900Z 90 6 SOO (CANADA)  
KANJ 080855Z 70 4 SAULT STE MARIE  
SWPM4 080900Z 90 4 6 S.W. PIER  
LTRM4 080900Z 70 3 4 LITTLE RAPIDS  
RCKM4 080900Z 150 1 2 ROCK CUT  
WNEM4 080900Z 160 4 5 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 080900Z 210 4 6 DETOUR VILLAGE  
KDRM 080915Z 170 3 DRUMMOND ISLAND  
KMCD 080915Z 160 7 MACKINAC ISLAND  
MACM4 080900Z 160 3 5 32.54 MACKINAC CITY  
KSLH 080915Z 170 6 CHEBOYGAN AIRPORT  
CYGM4 080930Z 150 12 15 CHEBOYGAN MARINA  
KPZQ 080915Z 190 6 ROGERS CITY  
PRIM4 080850Z 180 9 12 PRESQUE ISLE LIGHT  
KAPN 080854Z 180 9 ALPENA GUARD BASE  
APNM4 080920Z 200 13 15 ALPENA HARBOR LIGHT  
TBIM4 080900Z 200 18 21 THUNDER BAY ISLAND  
SPTM4 080850Z 200 5 14 STURGEON POINT LIGHT  
KOSC 080915Z 190 5 OSCODA  
TAWM4 080840Z 180 9 15 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 080915Z 150 10 MANISTIQUE  
PNLM4 080900Z 160 14 17 PORT INLAND  
NABM4 080840Z 160 16 18 NAUBINWAY  
KSJX 080915Z 140 6 ST JAMES  
KPLN 080854Z CALM PELLSTON  
KMGN 080915Z 80 4 HARBOR SPRINGS  
KCVX 080915Z 130 7 CHARLEVOIX  
GTLM4 080840Z 170 5 11 GRAND TRAVERSE LIGHT  
KTVC 080853Z 180 3 TRAVERSE CITY  
KFKS 080915Z 150 10 FRANKFORT  
BSBM4 080840Z 150 10 17 BIG SABLE POINT  
LDTM4 080900Z 140 7 12 LUDINGTON  
KLDM 080915Z 150 8 LUDINGTON AIRPORT  
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