068  
SXUS83 KAPX 181308  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
908 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 181250Z 290 32 38 GRAND MARAIS  
GRMM4 181250Z 290 32 38 GRAND MARAIS  
PTIM4 181230Z 290 15 19 POINT IROQUOIS  
CYAM 181200Z 300 18 SOO (CANADA)  
KANJ 181255Z 300 16 28 SAULT STE MARIE  
SWPM4 181230Z 310 19 29 S.W. PIER  
LTRM4 181230Z 310 16 22 LITTLE RAPIDS  
RCKM4 181230Z 310 15 25 ROCK CUT  
WNEM4 181230Z 320 16 25 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 181230Z 340 16 24 33.79 DETOUR VILLAGE  
KDRM 181255Z 320 8 15 DRUMMOND ISLAND  
KMCD 181255Z 300 15 18 MACKINAC ISLAND  
MACM4 181230Z 310 14 18 34.69 MACKINAC CITY  
KSLH 181255Z 300 16 22 CHEBOYGAN AIRPORT  
CYGM4 181300Z 290 31 39 CHEBOYGAN MARINA  
KPZQ 181255Z 300 12 19 ROGERS CITY  
PRIM4 181250Z 200 10 15 PRESQUE ISLE LIGHT  
KAPN 181254Z 200 9 ALPENA GUARD BASE  
APNM4 181250Z 200 13 14 ALPENA HARBOR LIGHT  
SPTM4 181250Z 180 11 16 STURGEON POINT LIGHT  
KOSC 181255Z 210 12 OSCODA  
TAWM4 181240Z 200 13 18 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 181255Z 320 7 MANISTIQUE  
PNLM4 181230Z 320 10 18 PORT INLAND  
NABM4 181240Z 320 9 20 NAUBINWAY  
KSJX 181255Z 310 11 19 ST JAMES  
KPLN 181254Z 310 15 24 PELLSTON  
KMGN 181255Z 280 8 HARBOR SPRINGS  
KCVX 181255Z 310 13 CHARLEVOIX  
GTLM4 181240Z 310 9 15 GRAND TRAVERSE LIGHT  
KTVC 181253Z 320 11 17 TRAVERSE CITY  
KFKS 181255Z 330 7 FRANKFORT  
BSBM4 181240Z 280 16 18 BIG SABLE POINT  
LDTM4 181230Z 280 8 16 LUDINGTON  
KLDM 181255Z 300 10 17 LUDINGTON AIRPORT  
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