681  
SXUS83 KAPX 060438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 AM EDT THU AUG 6 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 060350Z 170 5 7 GRAND MARAIS  
GRMM4 060350Z 170 5 7 GRAND MARAIS  
PTIM4 060400Z 260 1 3 POINT IROQUOIS  
CYAM 060400Z 310 4 SOO (CANADA)  
KANJ 060355Z CALM SAULT STE MARIE  
SWPM4 060400Z 290 4 67.46 S.W. PIER  
LTRM4 060400Z 250 1 2 60.61 LITTLE RAPIDS  
RCKM4 060400Z 270 2 67.81 ROCK CUT  
WNEM4 060400Z 320 2 3 62.24 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 060400Z 320 5 8 65.47 DETOUR VILLAGE  
KDRM 060415Z CALM DRUMMOND ISLAND  
KMCD 060415Z 340 5 MACKINAC ISLAND  
MACM4 060400Z 350 4 6 69.97 MACKINAC CITY  
KSLH 060415Z 310 3 CHEBOYGAN AIRPORT  
CYGM4 060430Z 280 2 10 CHEBOYGAN MARINA  
KPZQ 060415Z 300 3 ROGERS CITY  
PRIM4 060350Z 300 3 7 PRESQUE ISLE LIGHT  
KAPN 060422Z CALM ALPENA GUARD BASE  
APNM4 060410Z 330 4 5 ALPENA HARBOR LIGHT  
TBIM4 060400Z 320 3 4 THUNDER BAY ISLAND  
SPTM4 060350Z CALM STURGEON POINT LIGHT  
KOSC 060415Z 270 3 OSCODA  
TAWM4 060340Z 270 3 4 TAWAS POINT  
GSLM4 060340Z CALM 3 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 060415Z 10 2 MANISTIQUE  
PNLM4 060400Z 290 2 3 67.81 PORT INLAND  
NABM4 060340Z 10 2 NAUBINWAY  
KSJX 060415Z 120 2 ST JAMES  
KPLN 060354Z 310 3 PELLSTON  
KMGN 060415Z 350 6 HARBOR SPRINGS  
KCVX 060415Z 270 4 CHARLEVOIX  
GTLM4 060340Z 310 4 6 GRAND TRAVERSE LIGHT  
KTVC 060353Z CALM TRAVERSE CITY  
KFKS 060415Z 170 1 FRANKFORT  
BSBM4 060340Z CALM 2 BIG SABLE POINT  
LDTM4 060400Z 50 2 LUDINGTON  
KLDM 060415Z 330 2 LUDINGTON AIRPORT  
 
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