090  
SXUS83 KAPX 180938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
538 AM EDT SAT APR 18 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 180850Z 280 22 29 GRAND MARAIS  
GRMM4 180850Z 280 22 29 GRAND MARAIS  
PTIM4 180900Z 120 8 11 POINT IROQUOIS  
CYAM 180921Z 100 3 SOO (CANADA)  
KANJ 180855Z 110 3 SAULT STE MARIE  
SWPM4 180900Z 110 8 10 S.W. PIER  
LTRM4 180900Z 140 9 13 LITTLE RAPIDS  
RCKM4 180900Z 140 13 16 ROCK CUT  
WNEM4 180900Z 150 12 16 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180900Z 150 18 21 33.79 DETOUR VILLAGE  
KDRM 180915Z 140 8 16 DRUMMOND ISLAND  
KMCD 180916Z 170 12 21 MACKINAC ISLAND  
MACM4 180900Z 170 15 20 33.44 MACKINAC CITY  
KSLH 180915Z 190 5 CHEBOYGAN AIRPORT  
CYGM4 180930Z 170 14 20 CHEBOYGAN MARINA  
KPZQ 180915Z 160 7 ROGERS CITY  
PRIM4 180850Z 140 6 13 PRESQUE ISLE LIGHT  
KAPN 180854Z 160 8 ALPENA GUARD BASE  
APNM4 180920Z 150 16 17 ALPENA HARBOR LIGHT  
SPTM4 180850Z 180 6 12 STURGEON POINT LIGHT  
KOSC 180915Z 200 15 20 OSCODA  
TAWM4 180840Z 170 11 14 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180915Z 340 15 24 MANISTIQUE  
PNLM4 180900Z 310 13 18 PORT INLAND  
NABM4 180840Z 240 3 5 NAUBINWAY  
KSJX 180915Z 210 8 ST JAMES  
KPLN 180854Z 160 8 PELLSTON  
KMGN 180915Z 190 6 HARBOR SPRINGS  
KCVX 180915Z 190 9 CHARLEVOIX  
GTLM4 180840Z 190 6 15 GRAND TRAVERSE LIGHT  
KTVC 180853Z 200 7 18 TRAVERSE CITY  
KFKS 180915Z 220 9 16 FRANKFORT  
BSBM4 180840Z 230 24 32 BIG SABLE POINT  
LDTM4 180900Z 260 15 24 LUDINGTON  
KLDM 180915Z 250 12 21 LUDINGTON AIRPORT  
 
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