086  
SXUS83 KAPX 180838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 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 180800Z 120 9 12 POINT IROQUOIS  
CYAM 180800Z 70 10 SOO (CANADA)  
KANJ 180822Z 90 3 SAULT STE MARIE  
SWPM4 180800Z 100 7 13 S.W. PIER  
LTRM4 180800Z 110 4 13 LITTLE RAPIDS  
RCKM4 180800Z 130 13 17 ROCK CUT  
WNEM4 180800Z 140 12 17 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180800Z 160 11 13 33.97 DETOUR VILLAGE  
KDRM 180815Z 130 7 15 DRUMMOND ISLAND  
KMCD 180815Z 160 17 23 MACKINAC ISLAND  
MACM4 180800Z 160 15 19 33.79 MACKINAC CITY  
KSLH 180815Z 170 7 CHEBOYGAN AIRPORT  
CYGM4 180830Z 200 19 29 CHEBOYGAN MARINA  
KPZQ 180815Z 170 8 ROGERS CITY  
PRIM4 180750Z 140 10 17 PRESQUE ISLE LIGHT  
KAPN 180754Z 150 11 ALPENA GUARD BASE  
APNM4 180820Z 140 15 18 ALPENA HARBOR LIGHT  
SPTM4 180750Z 160 7 17 STURGEON POINT LIGHT  
KOSC 180815Z 200 12 17 OSCODA  
TAWM4 180740Z 180 12 20 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180815Z 210 5 MANISTIQUE  
PNLM4 180800Z 230 9 11 PORT INLAND  
NABM4 180740Z 70 3 4 NAUBINWAY  
KSJX 180815Z 180 9 16 ST JAMES  
KPLN 180754Z 160 9 PELLSTON  
KMGN 180815Z 160 7 HARBOR SPRINGS  
KCVX 180815Z 170 12 CHARLEVOIX  
GTLM4 180740Z 180 8 20 GRAND TRAVERSE LIGHT  
KTVC 180753Z 180 7 TRAVERSE CITY  
KFKS 180815Z 190 14 22 FRANKFORT  
BSBM4 180740Z 170 18 23 BIG SABLE POINT  
LDTM4 180800Z 190 17 25 LUDINGTON  
KLDM 180815Z 200 15 23 LUDINGTON AIRPORT  
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