037  
SXUS83 KAPX 180808  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
408 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 180750Z 280 24 31 GRAND MARAIS  
GRMM4 180750Z 280 24 31 GRAND MARAIS  
PTIM4 180730Z 120 8 17 POINT IROQUOIS  
CYAM 180700Z 70 7 SOO (CANADA)  
SWPM4 180730Z 120 10 16 S.W. PIER  
LTRM4 180730Z 120 10 15 LITTLE RAPIDS  
RCKM4 180730Z 120 8 12 ROCK CUT  
WNEM4 180730Z 140 7 13 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180730Z 170 11 13 33.97 DETOUR VILLAGE  
KDRM 180755Z 110 7 DRUMMOND ISLAND  
KMCD 180755Z 150 15 28 MACKINAC ISLAND  
MACM4 180730Z 170 14 21 33.61 MACKINAC CITY  
KSLH 180755Z 160 10 CHEBOYGAN AIRPORT  
CYGM4 180800Z 140 12 21 CHEBOYGAN MARINA  
KPZQ 180755Z 170 7 ROGERS CITY  
PRIM4 180750Z 140 10 17 PRESQUE ISLE LIGHT  
KAPN 180754Z 150 11 ALPENA GUARD BASE  
APNM4 180750Z 140 10 ALPENA HARBOR LIGHT  
SPTM4 180750Z 160 7 17 STURGEON POINT LIGHT  
KOSC 180755Z 190 10 15 OSCODA  
TAWM4 180740Z 180 12 20 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180755Z 210 10 14 MANISTIQUE  
PNLM4 180730Z 260 6 7 PORT INLAND  
NABM4 180740Z 70 3 4 NAUBINWAY  
KSJX 180755Z 180 14 25 ST JAMES  
KPLN 180754Z 160 9 PELLSTON  
KMGN 180755Z 150 9 14 HARBOR SPRINGS  
KCVX 180755Z 180 11 14 CHARLEVOIX  
GTLM4 180740Z 180 8 20 GRAND TRAVERSE LIGHT  
KTVC 180753Z 180 7 TRAVERSE CITY  
KFKS 180755Z 190 14 22 FRANKFORT  
BSBM4 180740Z 170 18 23 BIG SABLE POINT  
LDTM4 180730Z 190 18 24 LUDINGTON  
KLDM 180755Z 190 16 23 LUDINGTON AIRPORT  
 
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