493  
SXUS83 KAPX 260008  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
808 PM EDT MON MAY 25 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 252350Z 180 17 23 GRAND MARAIS  
GRMM4 252350Z 180 17 23 GRAND MARAIS  
PTIM4 252330Z 240 7 15 POINT IROQUOIS  
CYAM 252300Z 230 10 SOO (CANADA)  
KANJ 252355Z 250 11 22 SAULT STE MARIE  
SWPM4 252330Z 210 11 14 43.51 S.W. PIER  
LTRM4 252330Z 200 14 19 42.44 LITTLE RAPIDS  
RCKM4 252330Z 140 7 8 47.47 ROCK CUT  
WNEM4 252330Z 150 5 8 43.51 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 252330Z 220 3 6 46.04 DETOUR VILLAGE  
KDRM 252355Z CALM DRUMMOND ISLAND  
KMCD 252355Z 270 11 MACKINAC ISLAND  
MACM4 252330Z 20 3 4 51.97 MACKINAC CITY  
KSLH 252355Z 60 5 CHEBOYGAN AIRPORT  
PRIM4 252350Z 130 4 8 PRESQUE ISLE LIGHT  
KAPN 252354Z 230 5 ALPENA GUARD BASE  
APNM4 252350Z 120 2 4 ALPENA HARBOR LIGHT  
SPTM4 252350Z 200 6 15 STURGEON POINT LIGHT  
KOSC 252355Z 230 13 OSCODA  
TAWM4 252340Z 250 9 14 TAWAS POINT  
GSLM4 252340Z 190 5 13 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 252355Z 200 10 15 MANISTIQUE  
PNLM4 252330Z 200 5 7 52.51 PORT INLAND  
NABM4 252340Z 130 3 NAUBINWAY  
KSJX 252355Z 220 15 21 ST JAMES  
KPLN 252354Z 240 9 16 PELLSTON  
KMGN 252355Z CALM HARBOR SPRINGS  
KCVX 252355Z 230 8 CHARLEVOIX  
GTLM4 252340Z 220 5 8 GRAND TRAVERSE LIGHT  
KTVC 252353Z 220 8 TRAVERSE CITY  
KFKS 252336Z 220 11 17 FRANKFORT  
BSBM4 252340Z 170 15 21 BIG SABLE POINT  
LDTM4 252330Z 200 9 12 LUDINGTON  
KLDM 252355Z 200 11 16 LUDINGTON AIRPORT  
 
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