823  
SXUS83 KAPX 170438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 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 170350Z 90 9 10 GRAND MARAIS  
GRMM4 170350Z 90 9 10 GRAND MARAIS  
PTIM4 170400Z 260 8 10 POINT IROQUOIS  
CYAM 170421Z 290 6 SOO (CANADA)  
KANJ 170355Z CALM SAULT STE MARIE  
SWPM4 170400Z 280 1 S.W. PIER  
LTRM4 170400Z 160 1 LITTLE RAPIDS  
RCKM4 170400Z 320 3 ROCK CUT  
WNEM4 170400Z 340 2 5 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170400Z 350 4 6 33.97 DETOUR VILLAGE  
KDRM 170415Z CALM DRUMMOND ISLAND  
KMCD 170415Z 270 8 MACKINAC ISLAND  
MACM4 170400Z 280 2 3 34.16 MACKINAC CITY  
KSLH 170415Z 160 1 CHEBOYGAN AIRPORT  
CYGM4 170430Z 160 2 CHEBOYGAN MARINA  
KPZQ 170415Z 310 2 ROGERS CITY  
PRIM4 170350Z 290 13 15 PRESQUE ISLE LIGHT  
KAPN 170354Z CALM ALPENA GUARD BASE  
APNM4 170420Z CALM 1 ALPENA HARBOR LIGHT  
SPTM4 170350Z CALM STURGEON POINT LIGHT  
KOSC 170415Z 230 4 OSCODA  
TAWM4 170340Z CALM TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 170415Z CALM MANISTIQUE  
PNLM4 170400Z 130 2 3 PORT INLAND  
NABM4 170340Z CALM 2 NAUBINWAY  
KSJX 170415Z 240 2 ST JAMES  
KPLN 170354Z CALM PELLSTON  
KMGN 170415Z CALM HARBOR SPRINGS  
KCVX 170415Z 190 1 CHARLEVOIX  
GTLM4 170340Z 110 1 2 GRAND TRAVERSE LIGHT  
KTVC 170353Z CALM TRAVERSE CITY  
BSBM4 170340Z 50 2 3 BIG SABLE POINT  
LDTM4 170400Z 80 1 LUDINGTON  
KLDM 170415Z 10 1 LUDINGTON AIRPORT  
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