339  
SXUS83 KAPX 210638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 AM EST WED JAN 21 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 210550Z 230 13 17 GRAND MARAIS  
GRMM4 210550Z 230 13 17 GRAND MARAIS  
PTIM4 210600Z 230 5 12 POINT IROQUOIS  
CYAM 210600Z 230 10 16 SOO (CANADA)  
KANJ 210555Z 230 10 SAULT STE MARIE  
SWPM4 210600Z 250 12 16 S.W. PIER  
LTRM4 210600Z 240 5 9 42.44 LITTLE RAPIDS  
RCKM4 210600Z 220 4 9 ROCK CUT  
WNEM4 210600Z 230 5 8 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 210600Z 300 4 6 35.41 DETOUR VILLAGE  
KDRM 210615Z CALM DRUMMOND ISLAND  
KMCD 210615Z 260 10 19 MACKINAC ISLAND  
MACM4 210600Z 270 10 14 32.18 MACKINAC CITY  
KSLH 210615Z 190 3 CHEBOYGAN AIRPORT  
CYGM4 210630Z 180 8 12 CHEBOYGAN MARINA  
KPZQ 210615Z 210 9 ROGERS CITY  
PRIM4 210550Z 210 15 25 PRESQUE ISLE LIGHT  
KAPN 210554Z 200 8 ALPENA GUARD BASE  
APNM4 210620Z 210 12 14 ALPENA HARBOR LIGHT  
TBIM4 210600Z 230 18 22 THUNDER BAY ISLAND  
SPTM4 210550Z 200 4 14 STURGEON POINT LIGHT  
KOSC 210615Z 210 8 OSCODA  
TAWM4 210540Z 190 14 18 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 210614Z 240 6 MANISTIQUE  
PNLM4 210600Z 270 19 23 PORT INLAND  
NABM4 210540Z 260 10 19 NAUBINWAY  
KSJX 210615Z 250 15 25 ST JAMES  
KPLN 210603Z 260 5 PELLSTON  
KMGN 210615Z 190 8 HARBOR SPRINGS  
KCVX 210615Z 240 10 15 CHARLEVOIX  
GTLM4 210540Z 250 23 28 GRAND TRAVERSE LIGHT  
KTVC 210553Z 180 5 TRAVERSE CITY  
KFKS 210615Z 260 8 16 FRANKFORT  
BSBM4 210540Z 240 17 21 BIG SABLE POINT  
LDTM4 210600Z 230 7 14 LUDINGTON  
KLDM 210615Z 240 12 16 LUDINGTON AIRPORT  
 
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