043  
SXUS83 KAPX 150838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 AM EDT TUE SEP 15 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 150750Z 180 18 23 GRAND MARAIS  
GRMM4 150750Z 180 18 23 GRAND MARAIS  
PTIM4 150800Z 120 9 15 POINT IROQUOIS  
CYAM 150815Z 120 9 16 SOO (CANADA)  
KANJ 150825Z 150 9 SAULT STE MARIE  
SWPM4 150800Z 130 6 12 65.84 S.W. PIER  
LTRM4 150800Z 160 8 14 61.69 LITTLE RAPIDS  
RCKM4 150800Z 150 12 18 64.04 ROCK CUT  
WNEM4 150800Z 150 12 19 62.78 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150800Z 180 15 21 59.54 DETOUR VILLAGE  
KDRM 150815Z 180 5 8 DRUMMOND ISLAND  
KMCD 150816Z 180 7 MACKINAC ISLAND  
MACM4 150800Z 210 3 4 59.71 MACKINAC CITY  
KSLH 150815Z 190 6 CHEBOYGAN AIRPORT  
KPZQ 150815Z 190 8 ROGERS CITY  
PRIM4 150750Z 180 15 28 PRESQUE ISLE LIGHT  
KAPN 150754Z 170 11 21 ALPENA GUARD BASE  
APNM4 150820Z 180 21 26 ALPENA HARBOR LIGHT  
TBIM4 150800Z 190 30 34 THUNDER BAY ISLAND  
SPTM4 150750Z 200 9 23 STURGEON POINT LIGHT  
KOSC 150815Z 180 8 OSCODA  
TAWM4 150740Z 170 8 18 TAWAS POINT  
GSLM4 150740Z 150 25 30 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150815Z 190 15 23 MANISTIQUE  
PNLM4 150800Z 180 20 25 65.84 PORT INLAND  
NABM4 150740Z 190 26 31 NAUBINWAY  
KSJX 150815Z 170 8 16 ST JAMES  
KMGN 150815Z 220 6 HARBOR SPRINGS  
KCVX 150815Z 150 9 14 CHARLEVOIX  
GTLM4 150740Z 210 9 17 GRAND TRAVERSE LIGHT  
KTVC 150801Z 140 7 20 TRAVERSE CITY  
KFKS 150815Z 170 11 FRANKFORT  
BSBM4 150740Z 170 18 22 BIG SABLE POINT  
LDTM4 150800Z 190 8 13 LUDINGTON  
KLDM 150815Z 180 10 15 LUDINGTON AIRPORT  
 
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