147  
SXUS83 KAPX 260138  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
938 PM EDT TUE AUG 25 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 260050Z 180 15 19 GRAND MARAIS  
GRMM4 260050Z 180 15 19 GRAND MARAIS  
PTIM4 260100Z 150 2 4 POINT IROQUOIS  
CYAM 260100Z 140 4 SOO (CANADA)  
KANJ 260055Z 170 4 SAULT STE MARIE  
SWPM4 260100Z 160 3 5 67.28 S.W. PIER  
LTRM4 260100Z 170 3 4 62.06 LITTLE RAPIDS  
RCKM4 260100Z 150 5 7 66.37 ROCK CUT  
WNEM4 260100Z 150 5 7 63.49 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 260100Z 170 4 6 61.34 DETOUR VILLAGE  
KDRM 260115Z 160 3 DRUMMOND ISLAND  
KMCD 260115Z 140 7 MACKINAC ISLAND  
MACM4 260100Z 150 5 7 68.54 MACKINAC CITY  
KSLH 260115Z 280 3 CHEBOYGAN AIRPORT  
CYGM4 260130Z 290 4 7 CHEBOYGAN MARINA  
KPZQ 260115Z 150 4 ROGERS CITY  
PRIM4 260050Z 140 6 11 PRESQUE ISLE LIGHT  
KAPN 260054Z 120 4 ALPENA GUARD BASE  
SPTM4 260050Z 150 7 12 STURGEON POINT LIGHT  
KOSC 260115Z 160 5 OSCODA  
TAWM4 260040Z 150 2 4 TAWAS POINT  
GSLM4 260040Z 130 8 9 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 260115Z 200 6 MANISTIQUE  
PNLM4 260100Z 220 5 7 53.24 PORT INLAND  
NABM4 260040Z 200 1 2 NAUBINWAY  
KSJX 260115Z 190 4 ST JAMES  
KPLN 260054Z CALM PELLSTON  
KMGN 260115Z 360 2 HARBOR SPRINGS  
KCVX 260115Z 170 4 CHARLEVOIX  
GTLM4 260040Z 200 5 10 GRAND TRAVERSE LIGHT  
KTVC 260053Z CALM TRAVERSE CITY  
KFKS 260115Z 80 2 FRANKFORT  
BSBM4 260040Z 170 9 13 BIG SABLE POINT  
LDTM4 260100Z 120 1 2 LUDINGTON  
KLDM 260115Z 180 4 LUDINGTON AIRPORT  
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