013  
SXUS83 KAPX 301738  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 PM EDT FRI MAY 30 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 301650Z 300 11 17 GRAND MARAIS  
WFPM4 301640Z 220 5 10 WHITEFISH POINT  
PTIM4 301700Z 90 4 5 POINT IROQUOIS  
CYAM 301700Z CALM SOO (CANADA)  
KANJ 301655Z 310 5 SAULT STE MARIE  
SWPM4 301700Z 280 5 8 49.99 S.W. PIER  
LTRM4 301700Z 340 4 5 46.21 LITTLE RAPIDS  
RCKM4 301700Z 190 3 7 51.44 ROCK CUT  
WNEM4 301700Z 200 4 7 47.66 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 301700Z 10 4 5 50.89 DETOUR VILLAGE  
KDRM 301715Z CALM DRUMMOND ISLAND  
KMCD 301715Z 200 8 MACKINAC ISLAND  
MACM4 301700Z 250 5 7 49.64 MACKINAC CITY  
KSLH 301715Z 330 4 CHEBOYGAN AIRPORT  
CYGM4 301730Z 300 6 13 CHEBOYGAN MARINA  
KPZQ 301715Z 310 12 18 ROGERS CITY  
PRIM4 301650Z 310 14 16 PRESQUE ISLE LIGHT  
KAPN 301654Z 310 9 17 ALPENA GUARD BASE  
APNM4 301720Z 350 10 14 ALPENA HARBOR LIGHT  
TBIM4 301700Z 350 8 12 THUNDER BAY ISLAND  
SPTM4 301650Z 290 5 18 STURGEON POINT LIGHT  
KOSC 301715Z 280 14 OSCODA  
TAWM4 301640Z 270 15 29 TAWAS POINT  
GSLM4 301640Z 230 10 15 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 301715Z CALM MANISTIQUE  
PNLM4 301700Z 240 8 55.21 PORT INLAND  
NABM4 301640Z 130 10 13 NAUBINWAY  
KPLN 301654Z 350 5 PELLSTON  
KMGN 301715Z 230 5 HARBOR SPRINGS  
KCVX 301715Z 280 6 CHARLEVOIX  
NMIM4 301628Z 310 2 7 NORTH MANITOU ISLAND  
GTLM4 301640Z 240 8 12 GRAND TRAVERSE LIGHT  
KTVC 301653Z 300 7 TRAVERSE CITY  
KFKS 301715Z 250 4 FRANKFORT  
MEEM4 301640Z 200 11 16 MANISTEE HARBOR  
BSBM4 301640Z 190 7 10 BIG SABLE POINT  
LDTM4 301700Z 210 6 10 LUDINGTON  
KLDM 301715Z 250 8 LUDINGTON AIRPORT  
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