873  
SXUS83 KAPX 311238  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
838 AM EDT FRI JUL 31 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 311150Z 170 8 9 GRAND MARAIS  
GRMM4 311150Z 170 8 9 GRAND MARAIS  
PTIM4 311200Z 120 3 5 POINT IROQUOIS  
KANJ 311155Z CALM SAULT STE MARIE  
SWPM4 311200Z 140 1 2 66.56 S.W. PIER  
LTRM4 311200Z 150 1 2 59.54 LITTLE RAPIDS  
RCKM4 311200Z CALM 2 67.81 ROCK CUT  
WNEM4 311200Z CALM 1 62.24 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 311200Z 150 2 61.87 DETOUR VILLAGE  
KDRM 311215Z CALM DRUMMOND ISLAND  
KMCD 311215Z 250 7 MACKINAC ISLAND  
MACM4 311200Z 260 5 8 70.16 MACKINAC CITY  
KSLH 311215Z 260 4 CHEBOYGAN AIRPORT  
CYGM4 311230Z 190 6 9 CHEBOYGAN MARINA  
KPZQ 311215Z 240 5 ROGERS CITY  
PRIM4 311150Z 240 6 13 PRESQUE ISLE LIGHT  
KAPN 311154Z 220 4 ALPENA GUARD BASE  
APNM4 311220Z 260 5 8 ALPENA HARBOR LIGHT  
TBIM4 311200Z 220 4 5 THUNDER BAY ISLAND  
SPTM4 311150Z 250 4 9 STURGEON POINT LIGHT  
KOSC 311215Z 210 2 OSCODA  
TAWM4 311140Z 230 2 3 TAWAS POINT  
GSLM4 311140Z 220 8 9 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 311215Z 190 4 MANISTIQUE  
PNLM4 311200Z 200 3 4 67.46 PORT INLAND  
NABM4 311140Z 150 2 NAUBINWAY  
KSJX 311215Z 230 6 ST JAMES  
KPLN 311154Z CALM PELLSTON  
KMGN 311215Z 250 4 HARBOR SPRINGS  
GTLM4 311140Z 190 3 5 GRAND TRAVERSE LIGHT  
KTVC 311153Z 220 7 TRAVERSE CITY  
BSBM4 311140Z 170 7 10 BIG SABLE POINT  
LDTM4 311200Z 210 6 8 LUDINGTON  
KLDM 311215Z 240 4 LUDINGTON AIRPORT  
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