401  
SXUS83 KAPX 170608  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
208 AM 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 170550Z 90 6 8 GRAND MARAIS  
GRMM4 170550Z 90 6 8 GRAND MARAIS  
PTIM4 170518Z 280 3 4 POINT IROQUOIS  
KANJ 170555Z CALM SAULT STE MARIE  
SWPM4 170518Z 260 2 S.W. PIER  
LTRM4 170518Z 210 1 2 LITTLE RAPIDS  
RCKM4 170518Z CALM 1 ROCK CUT  
WNEM4 170518Z 150 1 2 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170518Z 300 1 3 33.97 DETOUR VILLAGE  
KDRM 170555Z CALM DRUMMOND ISLAND  
KMCD 170555Z 300 3 MACKINAC ISLAND  
MACM4 170518Z 260 3 4 34.16 MACKINAC CITY  
KSLH 170555Z 180 1 CHEBOYGAN AIRPORT  
CYGM4 170600Z 140 4 5 CHEBOYGAN MARINA  
KPZQ 170555Z 280 4 ROGERS CITY  
PRIM4 170550Z 270 8 16 PRESQUE ISLE LIGHT  
KAPN 170554Z CALM ALPENA GUARD BASE  
APNM4 170550Z 300 2 ALPENA HARBOR LIGHT  
SPTM4 170550Z CALM STURGEON POINT LIGHT  
KOSC 170555Z 240 6 OSCODA  
TAWM4 170540Z 290 1 2 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 170555Z CALM MANISTIQUE  
PNLM4 170518Z 120 4 5 PORT INLAND  
NABM4 170540Z 80 1 3 NAUBINWAY  
KSJX 170555Z 130 1 ST JAMES  
KPLN 170554Z CALM PELLSTON  
KMGN 170555Z CALM HARBOR SPRINGS  
KCVX 170555Z 110 2 CHARLEVOIX  
GTLM4 170540Z CALM 1 GRAND TRAVERSE LIGHT  
KTVC 170553Z CALM TRAVERSE CITY  
KFKS 170555Z 150 1 FRANKFORT  
BSBM4 170540Z 200 4 5 BIG SABLE POINT  
LDTM4 170518Z CALM 1 LUDINGTON  
KLDM 170555Z CALM LUDINGTON AIRPORT  
 
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