512  
SXUS83 KAPX 080438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 AM EDT WED APR 8 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 080350Z 190 15 20 GRAND MARAIS  
GRMM4 080350Z 190 15 20 GRAND MARAIS  
PTIM4 080400Z 120 4 6 POINT IROQUOIS  
CYAM 080400Z 120 3 SOO (CANADA)  
KANJ 080355Z 160 3 SAULT STE MARIE  
SWPM4 080400Z 150 3 5 S.W. PIER  
LTRM4 080400Z 160 3 4 LITTLE RAPIDS  
RCKM4 080400Z CALM 1 ROCK CUT  
WNEM4 080400Z 160 2 3 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 080400Z 190 11 16 33.79 DETOUR VILLAGE  
KDRM 080415Z 170 3 DRUMMOND ISLAND  
KMCD 080415Z 150 8 MACKINAC ISLAND  
MACM4 080400Z 170 7 9 32.89 MACKINAC CITY  
KSLH 080416Z 170 5 CHEBOYGAN AIRPORT  
CYGM4 080430Z 170 8 10 CHEBOYGAN MARINA  
KPZQ 080415Z 130 3 ROGERS CITY  
PRIM4 080350Z 160 4 8 PRESQUE ISLE LIGHT  
KAPN 080354Z 130 4 ALPENA GUARD BASE  
APNM4 080420Z 180 11 12 ALPENA HARBOR LIGHT  
TBIM4 080400Z 170 14 16 THUNDER BAY ISLAND  
SPTM4 080350Z 190 4 9 STURGEON POINT LIGHT  
KOSC 080415Z 180 7 OSCODA  
TAWM4 080340Z 170 14 18 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 080415Z 190 9 MANISTIQUE  
PNLM4 080400Z 190 12 13 PORT INLAND  
NABM4 080340Z 200 7 11 NAUBINWAY  
KSJX 080415Z 150 4 ST JAMES  
KPLN 080354Z 150 3 PELLSTON  
KMGN 080415Z 50 3 HARBOR SPRINGS  
KCVX 080415Z 140 4 CHARLEVOIX  
GTLM4 080340Z 180 3 7 GRAND TRAVERSE LIGHT  
KTVC 080353Z CALM TRAVERSE CITY  
BSBM4 080340Z 110 4 6 BIG SABLE POINT  
LDTM4 080400Z 100 3 4 LUDINGTON  
KLDM 080415Z 110 4 LUDINGTON AIRPORT  
 
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