840  
SXUS83 KAPX 070238  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1038 PM EDT TUE MAY 6 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 070150Z 270 10 12 GRAND MARAIS  
WFPM4 070140Z 310 3 4 WHITEFISH POINT  
PTIM4 070200Z 270 10 13 POINT IROQUOIS  
CYAM 070200Z 280 9 SOO (CANADA)  
KANJ 070155Z 230 7 SAULT STE MARIE  
SWPM4 070200Z 240 11 13 38.29 S.W. PIER  
LTRM4 070200Z 240 5 8 40.46 LITTLE RAPIDS  
RCKM4 070200Z 310 8 11 44.24 ROCK CUT  
WNEM4 070200Z 300 9 11 42.07 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 070200Z 170 4 5 41.36 DETOUR VILLAGE  
KDRM 070215Z CALM DRUMMOND ISLAND  
KMCD 070215Z 300 7 MACKINAC ISLAND  
MACM4 070200Z 260 8 10 43.34 MACKINAC CITY  
KSLH 070215Z CALM CHEBOYGAN AIRPORT  
CYGM4 070230Z 70 2 3 CHEBOYGAN MARINA  
SRLM4 070100Z 280 9 SPECTACLE REEF LIGHT  
KPZQ 070215Z CALM ROGERS CITY  
PRIM4 070150Z CALM PRESQUE ISLE LIGHT  
KAPN 070210Z CALM ALPENA GUARD BASE  
APNM4 070220Z CALM ALPENA HARBOR LIGHT  
TBIM4 070200Z 120 3 5 THUNDER BAY ISLAND  
SPTM4 070150Z CALM STURGEON POINT LIGHT  
KOSC 070215Z 330 1 OSCODA  
TAWM4 070140Z CALM TAWAS POINT  
GSLM4 070140Z 320 3 4 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 070215Z 310 8 MANISTIQUE  
PNLM4 070200Z CALM 1 50.18 PORT INLAND  
NABM4 070140Z 40 2 6 NAUBINWAY  
KSJX 070215Z 260 5 ST JAMES  
KPLN 070154Z 290 4 PELLSTON  
KMGN 070215Z 240 3 HARBOR SPRINGS  
KCVX 070215Z 320 3 CHARLEVOIX  
NMIM4 070128Z CALM NORTH MANITOU ISLAND  
GTLM4 070140Z 250 1 2 GRAND TRAVERSE LIGHT  
KTVC 070153Z CALM TRAVERSE CITY  
KFKS 070215Z CALM FRANKFORT  
MEEM4 070140Z 270 4 6 MANISTEE HARBOR  
BSBM4 070140Z 280 3 5 BIG SABLE POINT  
LDTM4 070200Z 260 4 5 LUDINGTON  
KLDM 070215Z 220 3 LUDINGTON AIRPORT  
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