566  
SXUS83 KAPX 180238  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1038 PM EDT FRI APR 17 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 180150Z 190 13 19 GRAND MARAIS  
GRMM4 180150Z 190 13 19 GRAND MARAIS  
PTIM4 180200Z 110 16 19 POINT IROQUOIS  
CYAM 180200Z 90 9 19 SOO (CANADA)  
KANJ 180155Z 110 11 21 SAULT STE MARIE  
SWPM4 180200Z 110 12 18 S.W. PIER  
LTRM4 180200Z 120 14 18 LITTLE RAPIDS  
RCKM4 180200Z 130 13 18 ROCK CUT  
WNEM4 180200Z 140 13 18 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180200Z 160 16 19 33.97 DETOUR VILLAGE  
KDRM 180215Z 140 10 17 DRUMMOND ISLAND  
KMCD 180216Z 120 7 MACKINAC ISLAND  
MACM4 180200Z 130 12 13 34.16 MACKINAC CITY  
KSLH 180215Z 150 9 CHEBOYGAN AIRPORT  
CYGM4 180230Z 170 14 25 CHEBOYGAN MARINA  
KPZQ 180215Z 170 11 ROGERS CITY  
PRIM4 180150Z 160 13 20 PRESQUE ISLE LIGHT  
KAPN 180154Z 150 11 ALPENA GUARD BASE  
APNM4 180220Z 140 13 15 ALPENA HARBOR LIGHT  
SPTM4 180150Z 170 10 15 STURGEON POINT LIGHT  
KOSC 180215Z 150 11 OSCODA  
TAWM4 180140Z 160 5 7 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180215Z CALM MANISTIQUE  
PNLM4 180200Z 270 12 19 PORT INLAND  
NABM4 180140Z 120 14 18 NAUBINWAY  
KSJX 180215Z 140 9 ST JAMES  
KPLN 180154Z 140 10 PELLSTON  
KMGN 180215Z 120 7 HARBOR SPRINGS  
KCVX 180215Z 160 12 17 CHARLEVOIX  
GTLM4 180140Z 160 6 15 GRAND TRAVERSE LIGHT  
KTVC 180153Z 170 9 22 TRAVERSE CITY  
KFKS 180215Z 270 3 FRANKFORT  
BSBM4 180140Z 170 5 10 BIG SABLE POINT  
LDTM4 180200Z 150 5 10 LUDINGTON  
KLDM 180215Z 100 4 LUDINGTON AIRPORT  
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