478  
SXUS83 KAPX 221938  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
338 PM EDT WED JUL 22 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 221850Z 300 19 21 GRAND MARAIS  
GRMM4 221850Z 300 19 21 GRAND MARAIS  
PTIM4 221900Z 300 14 20 POINT IROQUOIS  
CYAM 221900Z 300 16 23 SOO (CANADA)  
KANJ 221855Z 320 10 21 SAULT STE MARIE  
SWPM4 221900Z 310 17 20 66.74 S.W. PIER  
LTRM4 221900Z 310 14 21 59.54 LITTLE RAPIDS  
RCKM4 221900Z 280 16 21 66.19 ROCK CUT  
WNEM4 221900Z 290 20 25 61.16 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 221900Z 330 12 19 62.41 DETOUR VILLAGE  
KDRM 221915Z 290 6 16 DRUMMOND ISLAND  
KMCD 221915Z 330 11 17 MACKINAC ISLAND  
MACM4 221900Z 300 16 22 68.71 MACKINAC CITY  
KSLH 221915Z 300 18 23 CHEBOYGAN AIRPORT  
CYGM4 221930Z 360 16 30 CHEBOYGAN MARINA  
KPZQ 221915Z 320 17 25 ROGERS CITY  
PRIM4 221850Z 290 22 33 PRESQUE ISLE LIGHT  
KAPN 221854Z 300 14 27 ALPENA GUARD BASE  
APNM4 221920Z 320 16 25 ALPENA HARBOR LIGHT  
TBIM4 221900Z 310 10 15 THUNDER BAY ISLAND  
SPTM4 221850Z 300 9 24 STURGEON POINT LIGHT  
TAWM4 221840Z 310 8 14 TAWAS POINT  
GSLM4 221840Z 270 13 19 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 221720Z 340 10 MANISTIQUE  
PNLM4 221900Z 340 17 22 58.64 PORT INLAND  
NABM4 221840Z 330 10 24 NAUBINWAY  
KSJX 221915Z 310 9 ST JAMES  
KPLN 221854Z 320 17 27 PELLSTON  
KMGN 221915Z 300 11 18 HARBOR SPRINGS  
KCVX 221915Z 280 16 21 CHARLEVOIX  
GTLM4 221840Z 280 15 17 GRAND TRAVERSE LIGHT  
KTVC 221853Z 350 10 17 TRAVERSE CITY  
KFKS 221915Z 320 9 FRANKFORT  
BSBM4 221840Z 320 6 7 BIG SABLE POINT  
LDTM4 221900Z 280 7 11 LUDINGTON  
KLDM 221915Z 330 9 LUDINGTON AIRPORT  
 
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