864  
SXUS83 KAPX 110838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 AM EDT SAT JUL 11 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 110750Z 260 3 GRAND MARAIS  
GRMM4 110750Z 260 3 GRAND MARAIS  
PTIM4 110800Z 230 1 2 POINT IROQUOIS  
CYAM 110800Z CALM SOO (CANADA)  
KANJ 110755Z CALM SAULT STE MARIE  
SWPM4 110800Z CALM 1 66.37 S.W. PIER  
LTRM4 110800Z 20 4 56.11 LITTLE RAPIDS  
RCKM4 110800Z CALM 1 67.64 ROCK CUT  
WNEM4 110800Z CALM 1 58.99 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 110800Z 350 5 7 65.66 DETOUR VILLAGE  
KDRM 110815Z CALM DRUMMOND ISLAND  
KMCD 110815Z 10 3 MACKINAC ISLAND  
MACM4 110800Z 360 4 8 70.34 MACKINAC CITY  
KSLH 110815Z 220 2 CHEBOYGAN AIRPORT  
CYGM4 110830Z 210 4 5 CHEBOYGAN MARINA  
KPZQ 110815Z 270 2 ROGERS CITY  
PRIM4 110750Z 290 3 7 PRESQUE ISLE LIGHT  
KAPN 110754Z CALM ALPENA GUARD BASE  
APNM4 110820Z 290 2 ALPENA HARBOR LIGHT  
TBIM4 110800Z 310 4 5 THUNDER BAY ISLAND  
SPTM4 110750Z 320 3 4 STURGEON POINT LIGHT  
KOSC 110815Z 320 2 OSCODA  
TAWM4 110740Z 10 4 6 TAWAS POINT  
GSLM4 110740Z 360 10 11 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 110815Z 220 2 MANISTIQUE  
PNLM4 110800Z CALM 1 70.51 PORT INLAND  
NABM4 110740Z 350 3 4 NAUBINWAY  
KSJX 110815Z 80 1 ST JAMES  
KPLN 110754Z CALM PELLSTON  
KMGN 110815Z CALM HARBOR SPRINGS  
KCVX 110815Z 140 2 CHARLEVOIX  
GTLM4 110740Z CALM 3 GRAND TRAVERSE LIGHT  
KTVC 110753Z CALM TRAVERSE CITY  
KFKS 110815Z CALM FRANKFORT  
BSBM4 110740Z 20 3 4 BIG SABLE POINT  
LDTM4 110800Z CALM 1 LUDINGTON  
KLDM 110815Z 80 1 LUDINGTON AIRPORT  
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