947  
SXUS83 KAPX 210538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1238 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 210450Z 220 13 20 GRAND MARAIS  
GRMM4 210450Z 220 13 20 GRAND MARAIS  
PTIM4 210500Z 240 7 11 POINT IROQUOIS  
CYAM 210518Z 230 16 23 SOO (CANADA)  
KANJ 210455Z 250 9 18 SAULT STE MARIE  
SWPM4 210500Z 240 14 17 S.W. PIER  
LTRM4 210500Z 240 5 11 42.44 LITTLE RAPIDS  
RCKM4 210500Z 260 4 13 ROCK CUT  
WNEM4 210500Z 240 6 10 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 210500Z 320 3 6 35.41 DETOUR VILLAGE  
KDRM 210515Z CALM DRUMMOND ISLAND  
KMCD 210516Z 250 13 23 MACKINAC ISLAND  
MACM4 210500Z 270 12 19 32.18 MACKINAC CITY  
KSLH 210515Z 200 5 CHEBOYGAN AIRPORT  
CYGM4 210525Z 210 8 15 CHEBOYGAN MARINA  
KPZQ 210515Z 220 9 ROGERS CITY  
PRIM4 210350Z 210 15 24 PRESQUE ISLE LIGHT  
KAPN 210454Z 220 9 16 ALPENA GUARD BASE  
APNM4 210520Z 220 12 14 ALPENA HARBOR LIGHT  
TBIM4 210500Z 230 20 23 THUNDER BAY ISLAND  
SPTM4 210450Z 200 5 14 STURGEON POINT LIGHT  
KOSC 210515Z 220 8 OSCODA  
TAWM4 210440Z 170 16 25 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 210515Z 250 5 MANISTIQUE  
PNLM4 210500Z 290 12 16 PORT INLAND  
NABM4 210440Z 270 7 14 NAUBINWAY  
KSJX 210515Z 240 18 22 ST JAMES  
KPLN 210454Z 260 13 21 PELLSTON  
KMGN 210515Z 240 11 20 HARBOR SPRINGS  
KCVX 210515Z 250 17 22 CHARLEVOIX  
GTLM4 210440Z 250 23 30 GRAND TRAVERSE LIGHT  
KTVC 210453Z 200 5 TRAVERSE CITY  
KFKS 210515Z 280 7 17 FRANKFORT  
BSBM4 210440Z 240 20 26 BIG SABLE POINT  
LDTM4 210500Z 250 10 17 LUDINGTON  
KLDM 210515Z 250 11 18 LUDINGTON AIRPORT  
 
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