600  
SXUS83 KAPX 050238  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1038 PM EDT TUE AUG 4 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 050150Z 200 2 3 GRAND MARAIS  
GRMM4 050150Z 200 2 3 GRAND MARAIS  
PTIM4 050148Z 320 8 9 POINT IROQUOIS  
CYAM 050200Z 300 3 SOO (CANADA)  
KANJ 050204Z 310 5 SAULT STE MARIE  
SWPM4 050148Z 340 5 6 67.09 S.W. PIER  
LTRM4 050148Z 300 6 8 60.44 LITTLE RAPIDS  
RCKM4 050148Z 290 5 8 68.18 ROCK CUT  
WNEM4 050148Z 330 5 7 62.96 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 050148Z 350 5 7 65.11 DETOUR VILLAGE  
KDRM 050215Z CALM DRUMMOND ISLAND  
KMCD 050215Z 20 4 MACKINAC ISLAND  
MACM4 050148Z 280 4 7 70.51 MACKINAC CITY  
KSLH 050215Z 280 6 CHEBOYGAN AIRPORT  
CYGM4 050220Z 330 8 CHEBOYGAN MARINA  
KPZQ 050215Z 350 6 ROGERS CITY  
PRIM4 050150Z 350 7 18 PRESQUE ISLE LIGHT  
KAPN 050154Z 350 6 ALPENA GUARD BASE  
APNM4 050210Z 360 4 6 ALPENA HARBOR LIGHT  
TBIM4 050200Z 190 14 15 THUNDER BAY ISLAND  
SPTM4 050150Z 200 2 7 STURGEON POINT LIGHT  
KOSC 050215Z 190 8 OSCODA  
TAWM4 050140Z 200 2 4 TAWAS POINT  
GSLM4 050140Z CALM 2 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 050215Z 10 4 MANISTIQUE  
PNLM4 050148Z 20 3 4 69.07 PORT INLAND  
NABM4 050140Z 40 7 8 NAUBINWAY  
KSJX 050215Z 50 4 ST JAMES  
KPLN 050154Z 300 3 PELLSTON  
KCVX 050215Z 240 3 CHARLEVOIX  
GTLM4 050140Z 220 5 11 GRAND TRAVERSE LIGHT  
KTVC 050153Z CALM TRAVERSE CITY  
BSBM4 050140Z 170 11 16 BIG SABLE POINT  
LDTM4 050148Z 190 9 15 LUDINGTON  
KLDM 050215Z 180 6 LUDINGTON AIRPORT  
 
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