219  
SXUS83 KAPX 181938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
338 PM 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 181850Z 300 25 30 GRAND MARAIS  
GRMM4 181850Z 300 25 30 GRAND MARAIS  
PTIM4 181900Z 280 15 18 POINT IROQUOIS  
CYAM 181900Z 290 16 SOO (CANADA)  
KANJ 181855Z 290 10 25 SAULT STE MARIE  
SWPM4 181900Z 300 21 25 S.W. PIER  
LTRM4 181900Z 290 14 19 LITTLE RAPIDS  
RCKM4 181900Z 300 11 17 ROCK CUT  
WNEM4 181900Z 300 15 20 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 181900Z 330 7 14 33.79 DETOUR VILLAGE  
KDRM 181915Z 310 6 DRUMMOND ISLAND  
KMCD 181915Z 280 15 MACKINAC ISLAND  
MACM4 181900Z 300 13 19 34.69 MACKINAC CITY  
KSLH 181916Z 300 12 19 CHEBOYGAN AIRPORT  
CYGM4 181930Z 300 21 22 CHEBOYGAN MARINA  
KPZQ 181915Z 310 12 16 ROGERS CITY  
PRIM4 181850Z 290 17 27 PRESQUE ISLE LIGHT  
KAPN 181854Z 270 12 18 ALPENA GUARD BASE  
APNM4 181920Z 280 13 15 ALPENA HARBOR LIGHT  
SPTM4 181850Z 310 5 15 STURGEON POINT LIGHT  
KOSC 181915Z 270 15 18 OSCODA  
TAWM4 181840Z 280 9 15 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 181915Z 290 7 14 MANISTIQUE  
PNLM4 181900Z 270 12 15 PORT INLAND  
NABM4 181840Z 280 6 11 NAUBINWAY  
KSJX 181915Z 250 13 ST JAMES  
KPLN 181854Z 300 12 19 PELLSTON  
KMGN 181915Z 250 8 15 HARBOR SPRINGS  
KCVX 181915Z 280 15 CHARLEVOIX  
GTLM4 181840Z 280 15 17 GRAND TRAVERSE LIGHT  
KTVC 181853Z 290 12 TRAVERSE CITY  
KFKS 181915Z 260 7 FRANKFORT  
BSBM4 181840Z 250 8 11 BIG SABLE POINT  
LDTM4 181900Z 270 11 15 LUDINGTON  
KLDM 181915Z 270 12 18 LUDINGTON AIRPORT  
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