541  
SXUS83 KAPX 181438  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
938 AM EST SUN JAN 18 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 181350Z 240 4 9 GRAND MARAIS  
GRMM4 181350Z 240 4 9 GRAND MARAIS  
PTIM4 181400Z 110 8 10 POINT IROQUOIS  
CYAM 181400Z 70 4 SOO (CANADA)  
KANJ 181419Z 90 3 SAULT STE MARIE  
SWPM4 181400Z 90 3 5 S.W. PIER  
LTRM4 181400Z 90 2 3 41.36 LITTLE RAPIDS  
RCKM4 181400Z 140 5 10 ROCK CUT  
WNEM4 181400Z 120 4 5 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 181400Z 30 6 7 35.59 DETOUR VILLAGE  
KDRM 181415Z CALM DRUMMOND ISLAND  
KMCD 181416Z 290 5 MACKINAC ISLAND  
MACM4 181400Z 260 2 32.18 MACKINAC CITY  
KSLH 181415Z 200 3 CHEBOYGAN AIRPORT  
CYGM4 181430Z 190 6 7 CHEBOYGAN MARINA  
KPZQ 181415Z 240 3 ROGERS CITY  
PRIM4 181350Z 230 2 8 PRESQUE ISLE LIGHT  
KAPN 181354Z 200 5 ALPENA GUARD BASE  
APNM4 181420Z 220 9 10 ALPENA HARBOR LIGHT  
TBIM4 181400Z 220 12 14 THUNDER BAY ISLAND  
SPTM4 181350Z 230 5 13 STURGEON POINT LIGHT  
KOSC 181415Z 230 8 OSCODA  
TAWM4 181340Z 200 12 18 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 181415Z 300 3 MANISTIQUE  
PNLM4 181400Z 330 4 5 PORT INLAND  
NABM4 181340Z 310 2 4 NAUBINWAY  
KSJX 181415Z 150 3 ST JAMES  
KPLN 181354Z CALM PELLSTON  
KMGN 181415Z CALM HARBOR SPRINGS  
KCVX 181415Z 200 3 CHARLEVOIX  
GTLM4 181340Z 260 6 8 GRAND TRAVERSE LIGHT  
KTVC 181353Z 180 3 TRAVERSE CITY  
KFKS 181415Z 140 3 FRANKFORT  
BSBM4 181340Z 240 12 18 BIG SABLE POINT  
LDTM4 181400Z 240 6 12 LUDINGTON  
KLDM 181415Z 240 12 LUDINGTON AIRPORT  
 
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