861  
SXUS83 KAPX 180408  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
1208 AM WED MAR 18 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
PTIM4 180330Z 160 2 4 POINT IROQUOIS  
CYAM 180300Z CALM SOO (CANADA)  
KANJ 180355Z CALM SAULT STE MARIE  
SWPM4 180330Z CALM 2 S.W. PIER  
LTRM4 180330Z 100 2 3 LITTLE RAPIDS  
RCKM4 180330Z CALM 2 ROCK CUT  
WNEM4 180330Z 160 5 6 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180330Z 290 3 33.97 DETOUR VILLAGE  
KDRM 180355Z CALM DRUMMOND ISLAND  
KMCD 180355Z 170 6 MACKINAC ISLAND  
MACM4 180330Z 190 4 5 32.18 MACKINAC CITY  
KSLH 180355Z 200 2 CHEBOYGAN AIRPORT  
CYGM4 180400Z 190 8 CHEBOYGAN MARINA  
KPZQ 180355Z 210 5 ROGERS CITY  
PRIM4 180350Z CALM PRESQUE ISLE LIGHT  
KAPN 180354Z 210 4 ALPENA GUARD BASE  
APNM4 180350Z CALM ALPENA HARBOR LIGHT  
TBIM4 180330Z CALM THUNDER BAY ISLAND  
TAWM4 180340Z 250 8 13 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180355Z 250 5 MANISTIQUE  
PNLM4 180330Z 220 12 18 PORT INLAND  
NABM4 180340Z 10 3 4 NAUBINWAY  
KSJX 180355Z 190 5 ST JAMES  
KPLN 180354Z 220 5 PELLSTON  
KMGN 180355Z 200 4 HARBOR SPRINGS  
KCVX 180355Z 180 4 CHARLEVOIX  
GTLM4 180340Z 190 6 10 GRAND TRAVERSE LIGHT  
KTVC 180353Z 190 4 TRAVERSE CITY  
BSBM4 180340Z 210 15 18 BIG SABLE POINT  
LDTM4 180330Z 140 6 8 LUDINGTON  
KLDM 180355Z 140 5 LUDINGTON AIRPORT  
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