178  
SXUS83 KAPX 130938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
538 AM EDT MON APR 13 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 130850Z 260 16 21 GRAND MARAIS  
GRMM4 130850Z 260 16 21 GRAND MARAIS  
PTIM4 130900Z 200 10 18 POINT IROQUOIS  
CYAM 130900Z 220 10 18 SOO (CANADA)  
KANJ 130855Z 270 8 17 SAULT STE MARIE  
SWPM4 130900Z 240 17 24 S.W. PIER  
LTRM4 130900Z 250 7 9 LITTLE RAPIDS  
RCKM4 130900Z 230 8 15 ROCK CUT  
WNEM4 130900Z 220 10 15 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 130900Z 250 10 14 DETOUR VILLAGE  
KDRM 130915Z 220 9 DRUMMOND ISLAND  
KMCD 130916Z 230 14 24 MACKINAC ISLAND  
MACM4 130900Z 230 13 22 33.07 MACKINAC CITY  
KSLH 130915Z 240 15 19 CHEBOYGAN AIRPORT  
CYGM4 130930Z 220 19 34 CHEBOYGAN MARINA  
KPZQ 130915Z 230 9 ROGERS CITY  
PRIM4 130850Z 220 13 22 PRESQUE ISLE LIGHT  
KAPN 130854Z 210 10 20 ALPENA GUARD BASE  
APNM4 130920Z 230 14 17 ALPENA HARBOR LIGHT  
TBIM4 130900Z 220 15 16 THUNDER BAY ISLAND  
SPTM4 130850Z 200 3 16 STURGEON POINT LIGHT  
KOSC 130915Z 220 12 OSCODA  
TAWM4 130840Z 210 6 9 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 130915Z 200 3 MANISTIQUE  
PNLM4 130900Z 250 13 17 PORT INLAND  
NABM4 130840Z 240 8 14 NAUBINWAY  
KSJX 130915Z 220 15 23 ST JAMES  
KPLN 130854Z 230 11 23 PELLSTON  
KMGN 130915Z 260 7 HARBOR SPRINGS  
KCVX 130915Z 220 13 19 CHARLEVOIX  
GTLM4 130840Z 230 21 26 GRAND TRAVERSE LIGHT  
KTVC 130926Z 230 12 17 TRAVERSE CITY  
KFKS 130915Z 200 8 16 FRANKFORT  
BSBM4 130840Z 170 14 20 BIG SABLE POINT  
LDTM4 130900Z 200 19 25 LUDINGTON  
KLDM 130915Z 220 15 21 LUDINGTON AIRPORT  
 
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