129  
SXUS83 KAPX 200838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 AM EDT WED MAY 20 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 200750Z 310 17 19 GRAND MARAIS  
GRMM4 200750Z 310 17 19 GRAND MARAIS  
PTIM4 200800Z 280 12 15 POINT IROQUOIS  
CYAM 200800Z 280 12 SOO (CANADA)  
KANJ 200755Z 290 10 17 SAULT STE MARIE  
SWPM4 200800Z 290 13 17 42.79 S.W. PIER  
LTRM4 200800Z 300 10 14 41.54 LITTLE RAPIDS  
RCKM4 200800Z 260 4 7 46.94 ROCK CUT  
WNEM4 200800Z 290 9 12 42.97 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 200800Z 290 7 14 44.59 DETOUR VILLAGE  
KDRM 200815Z 290 6 DRUMMOND ISLAND  
KMCD 200815Z 320 10 14 MACKINAC ISLAND  
MACM4 200800Z 330 8 12 44.96 MACKINAC CITY  
KSLH 200815Z 310 9 CHEBOYGAN AIRPORT  
CYGM4 200830Z 310 12 15 CHEBOYGAN MARINA  
KPZQ 200815Z 320 9 ROGERS CITY  
PRIM4 200750Z 290 18 25 PRESQUE ISLE LIGHT  
KAPN 200754Z 320 9 ALPENA GUARD BASE  
APNM4 200820Z 320 10 14 ALPENA HARBOR LIGHT  
TBIM4 200800Z 330 6 11 THUNDER BAY ISLAND  
SPTM4 200650Z 320 11 16 STURGEON POINT LIGHT  
KOSC 200815Z 300 5 OSCODA  
TAWM4 200740Z 330 6 13 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 200815Z 330 5 MANISTIQUE  
PNLM4 200800Z 340 6 8 49.99 PORT INLAND  
NABM4 200740Z 310 5 8 NAUBINWAY  
KSJX 200815Z 330 8 ST JAMES  
KMGN 200815Z 230 3 HARBOR SPRINGS  
KCVX 200815Z 290 8 CHARLEVOIX  
GTLM4 200740Z 290 5 6 GRAND TRAVERSE LIGHT  
KTVC 200753Z 300 3 TRAVERSE CITY  
KFKS 200816Z 280 1 FRANKFORT  
BSBM4 200740Z 30 5 6 BIG SABLE POINT  
LDTM4 200800Z 40 4 7 LUDINGTON  
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