315  
SXUS83 KAPX 210538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 AM EDT WED OCT 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 190 2 4 GRAND MARAIS  
PTIM4 210500Z 120 7 11 POINT IROQUOIS  
CYAM 210531Z 90 5 SOO (CANADA)  
KANJ 210510Z 90 3 SAULT STE MARIE  
SWPM4 210500Z 70 3 4 55.21 S.W. PIER  
LTRM4 210500Z 90 5 6 55.57 LITTLE RAPIDS  
RCKM4 210500Z 140 4 6 53.59 ROCK CUT  
WNEM4 210500Z 140 4 6 56.11 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 210500Z 150 5 7 52.34 DETOUR VILLAGE  
KDRM 210515Z 150 5 DRUMMOND ISLAND  
KMCD 210515Z 170 9 MACKINAC ISLAND  
MACM4 210500Z 180 9 54.31 MACKINAC CITY  
KSLH 210515Z 160 3 CHEBOYGAN AIRPORT  
CYGM4 210530Z 170 8 CHEBOYGAN MARINA  
KPZQ 210515Z 190 10 ROGERS CITY  
PRIM4 210350Z 140 6 12 PRESQUE ISLE LIGHT  
KAPN 210454Z CALM ALPENA GUARD BASE  
APNM4 210520Z 260 3 ALPENA HARBOR LIGHT  
TBIM4 210500Z 150 10 11 THUNDER BAY ISLAND  
SPTM4 210450Z 180 2 8 STURGEON POINT LIGHT  
KOSC 210515Z 250 1 OSCODA  
TAWM4 210440Z 140 3 7 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 210515Z 210 3 MANISTIQUE  
PNLM4 210500Z 180 6 7 55.39 PORT INLAND  
NABM4 210440Z 160 6 8 NAUBINWAY  
KSJX 210515Z 150 3 ST JAMES  
KPLN 210529Z 180 5 PELLSTON  
KMGN 210515Z 200 2 HARBOR SPRINGS  
KCVX 210515Z 170 6 CHARLEVOIX  
GTLM4 210440Z 170 5 9 GRAND TRAVERSE LIGHT  
KTVC 210453Z 190 3 TRAVERSE CITY  
KFKS 210515Z CALM FRANKFORT  
BSBM4 210440Z 110 5 6 BIG SABLE POINT  
LDTM4 210500Z CALM 1 LUDINGTON  
KLDM 210515Z 70 2 LUDINGTON AIRPORT  
 
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