564  
SXUS83 KAPX 251838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 PM EDT SAT APR 25 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 251750Z 290 11 13 GRAND MARAIS  
GRMM4 251750Z 290 11 13 GRAND MARAIS  
PTIM4 251800Z CALM 2 POINT IROQUOIS  
CYAM 251800Z 160 4 SOO (CANADA)  
SWPM4 251800Z 270 3 6 36.14 S.W. PIER  
LTRM4 251800Z 170 5 6 38.84 LITTLE RAPIDS  
RCKM4 251800Z 140 6 8 38.84 ROCK CUT  
WNEM4 251800Z 110 1 4 39.19 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 251800Z 150 5 6 35.59 DETOUR VILLAGE  
KDRM 251815Z 10 3 DRUMMOND ISLAND  
KMCD 251815Z 70 7 MACKINAC ISLAND  
MACM4 251800Z 70 5 7 42.26 MACKINAC CITY  
KSLH 251815Z 50 9 CHEBOYGAN AIRPORT  
CYGM4 251830Z 350 8 15 CHEBOYGAN MARINA  
KPZQ 251815Z 20 3 ROGERS CITY  
PRIM4 251750Z 350 1 7 PRESQUE ISLE LIGHT  
KAPN 251754Z 30 4 ALPENA GUARD BASE  
APNM4 251820Z 90 8 10 ALPENA HARBOR LIGHT  
SPTM4 251750Z 10 5 11 STURGEON POINT LIGHT  
KOSC 251815Z 40 10 OSCODA  
TAWM4 251740Z 50 5 9 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 251815Z 320 7 MANISTIQUE  
PNLM4 251800Z 140 7 9 43.51 PORT INLAND  
NABM4 251740Z 190 5 6 NAUBINWAY  
KSJX 251815Z 340 7 ST JAMES  
KPLN 251754Z 80 7 PELLSTON  
KMGN 251815Z 240 4 HARBOR SPRINGS  
KCVX 251815Z 360 6 CHARLEVOIX  
GTLM4 251740Z 320 3 4 GRAND TRAVERSE LIGHT  
KTVC 251753Z 20 6 TRAVERSE CITY  
KFKS 251815Z 360 5 FRANKFORT  
BSBM4 251740Z 360 13 19 BIG SABLE POINT  
LDTM4 251800Z 350 4 11 LUDINGTON  
KLDM 251815Z 350 10 14 LUDINGTON AIRPORT  
 
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