630  
SXUS83 KAPX 180908  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
508 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 180830Z 120 9 13 POINT IROQUOIS  
CYAM 180800Z 70 10 SOO (CANADA)  
KANJ 180855Z 110 3 SAULT STE MARIE  
SWPM4 180830Z 110 8 11 S.W. PIER  
LTRM4 180830Z 140 8 10 LITTLE RAPIDS  
RCKM4 180830Z 130 13 17 ROCK CUT  
WNEM4 180830Z 150 13 18 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180830Z 150 14 18 33.97 DETOUR VILLAGE  
KDRM 180855Z 140 9 17 DRUMMOND ISLAND  
KMCD 180855Z 160 13 24 MACKINAC ISLAND  
MACM4 180830Z 170 17 22 33.07 MACKINAC CITY  
KSLH 180855Z 160 11 CHEBOYGAN AIRPORT  
CYGM4 180900Z 180 12 21 CHEBOYGAN MARINA  
KPZQ 180855Z 160 8 ROGERS CITY  
PRIM4 180850Z 140 6 13 PRESQUE ISLE LIGHT  
KAPN 180854Z 160 8 ALPENA GUARD BASE  
APNM4 180850Z 150 12 13 ALPENA HARBOR LIGHT  
SPTM4 180850Z 180 6 12 STURGEON POINT LIGHT  
KOSC 180855Z 210 11 16 OSCODA  
TAWM4 180840Z 170 11 14 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180855Z 360 14 26 MANISTIQUE  
PNLM4 180830Z 230 9 11 PORT INLAND  
NABM4 180840Z 240 3 5 NAUBINWAY  
KSJX 180855Z 210 8 ST JAMES  
KPLN 180854Z 160 8 PELLSTON  
KMGN 180855Z 170 6 HARBOR SPRINGS  
KCVX 180855Z 180 10 CHARLEVOIX  
GTLM4 180840Z 190 6 15 GRAND TRAVERSE LIGHT  
KTVC 180853Z 200 7 18 TRAVERSE CITY  
KFKS 180855Z 230 16 23 FRANKFORT  
BSBM4 180840Z 230 24 32 BIG SABLE POINT  
LDTM4 180830Z 200 18 23 LUDINGTON  
KLDM 180855Z 260 15 25 LUDINGTON AIRPORT  
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