381  
SXUS83 KAPX 170538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 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 170450Z 90 9 11 GRAND MARAIS  
GRMM4 170450Z 90 9 11 GRAND MARAIS  
PTIM4 170500Z 270 5 6 POINT IROQUOIS  
CYAM 170500Z 280 3 SOO (CANADA)  
KANJ 170455Z CALM SAULT STE MARIE  
SWPM4 170500Z 20 1 S.W. PIER  
LTRM4 170500Z 80 2 3 LITTLE RAPIDS  
RCKM4 170500Z CALM 1 ROCK CUT  
WNEM4 170500Z CALM 1 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170500Z CALM 3 33.97 DETOUR VILLAGE  
KDRM 170515Z CALM DRUMMOND ISLAND  
KMCD 170516Z 270 6 MACKINAC ISLAND  
MACM4 170500Z 250 1 2 33.97 MACKINAC CITY  
KSLH 170516Z 150 1 CHEBOYGAN AIRPORT  
CYGM4 170530Z 110 2 3 CHEBOYGAN MARINA  
KPZQ 170515Z 260 3 ROGERS CITY  
PRIM4 170450Z 280 14 17 PRESQUE ISLE LIGHT  
KAPN 170454Z CALM ALPENA GUARD BASE  
APNM4 170520Z 310 2 ALPENA HARBOR LIGHT  
SPTM4 170450Z 250 1 STURGEON POINT LIGHT  
KOSC 170515Z 250 6 OSCODA  
TAWM4 170440Z CALM TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 170515Z CALM MANISTIQUE  
PNLM4 170500Z 140 4 PORT INLAND  
NABM4 170440Z 60 1 2 NAUBINWAY  
KSJX 170515Z 100 2 ST JAMES  
KPLN 170454Z CALM PELLSTON  
KMGN 170515Z CALM HARBOR SPRINGS  
KCVX 170515Z 140 2 CHARLEVOIX  
GTLM4 170440Z CALM 1 GRAND TRAVERSE LIGHT  
KTVC 170453Z CALM TRAVERSE CITY  
KFKS 170515Z CALM FRANKFORT  
BSBM4 170440Z 60 3 5 BIG SABLE POINT  
LDTM4 170500Z 80 2 LUDINGTON  
KLDM 170515Z 120 2 LUDINGTON AIRPORT  
 
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