883  
SXUS83 KAPX 300838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
438 AM EDT MON JUN 30 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 300750Z 200 9 12 GRAND MARAIS  
WFPM4 300740Z 230 5 10 WHITEFISH POINT  
PTIM4 300800Z 350 10 11 POINT IROQUOIS  
CYAM 300800Z 340 6 SOO (CANADA)  
KANJ 300755Z 350 3 SAULT STE MARIE  
SWPM4 300800Z 30 5 56.66 S.W. PIER  
LTRM4 300800Z 30 5 52.34 LITTLE RAPIDS  
RCKM4 300800Z 110 2 3 59.71 ROCK CUT  
WNEM4 300800Z 140 2 4 54.86 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 300800Z 180 5 9 59.71 DETOUR VILLAGE  
KDRM 300815Z CALM DRUMMOND ISLAND  
KMCD 300815Z 230 8 14 MACKINAC ISLAND  
MACM4 300800Z 240 7 11 58.99 MACKINAC CITY  
KSLH 300815Z 220 5 CHEBOYGAN AIRPORT  
CYGM4 300825Z 190 8 11 CHEBOYGAN MARINA  
SRLM4 300700Z 200 15 SPECTACLE REEF LIGHT  
KPZQ 300815Z 220 6 ROGERS CITY  
PRIM4 300750Z 250 5 7 PRESQUE ISLE LIGHT  
KAPN 300754Z CALM ALPENA GUARD BASE  
APNM4 300820Z 320 1 2 ALPENA HARBOR LIGHT  
TBIM4 300800Z 200 4 5 THUNDER BAY ISLAND  
SPTM4 300750Z 210 2 10 STURGEON POINT LIGHT  
GSLM4 300740Z 160 14 17 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 300815Z 140 3 MANISTIQUE  
PNLM4 300800Z CALM 1 64.76 PORT INLAND  
NABM4 300740Z 280 2 3 NAUBINWAY  
KSJX 300815Z 200 4 ST JAMES  
KPLN 300754Z 270 3 PELLSTON  
KMGN 300809Z 250 3 HARBOR SPRINGS  
KCVX 300815Z 120 3 CHARLEVOIX  
NMIM4 300728Z CALM NORTH MANITOU ISLAND  
GTLM4 300740Z 180 6 8 GRAND TRAVERSE LIGHT  
KTVC 300820Z 360 4 TRAVERSE CITY  
KFKS 300815Z CALM FRANKFORT  
MEEM4 300740Z 10 4 MANISTEE HARBOR  
BSBM4 300740Z 180 8 14 BIG SABLE POINT  
LDTM4 300800Z 70 3 4 LUDINGTON  
KLDM 300815Z 60 1 LUDINGTON AIRPORT  
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