636  
SXUS83 KAPX 110838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 AM EDT MON MAY 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 310 14 16 GRAND MARAIS  
GRMM4 110750Z 310 14 16 GRAND MARAIS  
PTIM4 110800Z 270 8 11 POINT IROQUOIS  
CYAM 110800Z 300 7 SOO (CANADA)  
KANJ 110755Z 290 6 SAULT STE MARIE  
SWPM4 110800Z 250 3 5 38.47 S.W. PIER  
LTRM4 110800Z 250 2 3 40.27 LITTLE RAPIDS  
RCKM4 110800Z 320 3 5 41.54 ROCK CUT  
WNEM4 110800Z 60 3 5 41.18 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 110800Z 320 5 8 41.18 DETOUR VILLAGE  
KDRM 110827Z 330 3 DRUMMOND ISLAND  
KMCD 110815Z 320 5 MACKINAC ISLAND  
MACM4 110800Z 310 7 11 44.06 MACKINAC CITY  
KSLH 110816Z 280 6 CHEBOYGAN AIRPORT  
CYGM4 110830Z 300 6 10 CHEBOYGAN MARINA  
KPZQ 110815Z 280 4 ROGERS CITY  
PRIM4 110750Z 280 12 17 PRESQUE ISLE LIGHT  
KAPN 110754Z 310 3 ALPENA GUARD BASE  
APNM4 110820Z 320 6 8 ALPENA HARBOR LIGHT  
SPTM4 110750Z 300 2 15 STURGEON POINT LIGHT  
TAWM4 110740Z 10 4 7 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 110815Z 300 3 MANISTIQUE  
PNLM4 110800Z 320 5 6 46.04 PORT INLAND  
NABM4 110740Z 310 6 8 NAUBINWAY  
KSJX 110815Z 270 3 ST JAMES  
KPLN 110754Z 260 4 PELLSTON  
KMGN 110815Z CALM HARBOR SPRINGS  
KCVX 110815Z 310 4 CHARLEVOIX  
GTLM4 110740Z 360 6 8 GRAND TRAVERSE LIGHT  
KTVC 110753Z CALM TRAVERSE CITY  
KFKS 110815Z CALM FRANKFORT  
BSBM4 110740Z 50 8 13 BIG SABLE POINT  
LDTM4 110800Z 60 2 5 LUDINGTON  
KLDM 110815Z 50 3 LUDINGTON AIRPORT  
 
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