850  
SXUS83 KAPX 300938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
538 AM EDT THU JUL 30 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 300850Z 240 3 GRAND MARAIS  
GRMM4 300850Z 240 3 GRAND MARAIS  
PTIM4 300900Z 120 2 3 POINT IROQUOIS  
CYAM 300900Z 40 2 SOO (CANADA)  
KANJ 300855Z CALM SAULT STE MARIE  
SWPM4 300900Z CALM 66.01 S.W. PIER  
LTRM4 300900Z 100 1 2 59.71 LITTLE RAPIDS  
RCKM4 300900Z 280 2 67.09 ROCK CUT  
WNEM4 300900Z CALM 2 62.06 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 300900Z 350 3 5 61.34 DETOUR VILLAGE  
KDRM 300915Z CALM DRUMMOND ISLAND  
KMCD 300915Z 250 7 MACKINAC ISLAND  
MACM4 300900Z 250 5 7 70.16 MACKINAC CITY  
CYGM4 300930Z 180 4 CHEBOYGAN MARINA  
KPZQ 300915Z 270 3 ROGERS CITY  
PRIM4 300850Z 280 6 11 PRESQUE ISLE LIGHT  
KAPN 300854Z 260 3 ALPENA GUARD BASE  
TBIM4 300900Z 320 5 8 THUNDER BAY ISLAND  
SPTM4 300850Z 310 6 12 STURGEON POINT LIGHT  
KOSC 300915Z 320 5 OSCODA  
TAWM4 300840Z 340 5 8 TAWAS POINT  
GSLM4 300840Z 310 10 13 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 300915Z 30 1 MANISTIQUE  
PNLM4 300900Z 110 2 65.47 PORT INLAND  
NABM4 300840Z 50 2 3 NAUBINWAY  
KSJX 300915Z CALM ST JAMES  
KPLN 300854Z CALM PELLSTON  
KCVX 300915Z 140 2 CHARLEVOIX  
GTLM4 300840Z 220 6 8 GRAND TRAVERSE LIGHT  
KTVC 300853Z CALM TRAVERSE CITY  
KFKS 300915Z CALM FRANKFORT  
BSBM4 300840Z 200 4 6 BIG SABLE POINT  
LDTM4 300900Z CALM 2 LUDINGTON  
KLDM 300915Z CALM LUDINGTON AIRPORT  
 
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