477  
SXUS83 KAPX 180808  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
408 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 180730Z 140 6 8 POINT IROQUOIS  
CYAM 180700Z 70 6 SOO (CANADA)  
KANJ 180755Z 80 4 SAULT STE MARIE  
SWPM4 180730Z 100 4 5 S.W. PIER  
LTRM4 180730Z 60 2 LITTLE RAPIDS  
RCKM4 180730Z 340 1 3 ROCK CUT  
WNEM4 180730Z CALM 2 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 180730Z 220 6 11 33.97 DETOUR VILLAGE  
KDRM 180755Z CALM DRUMMOND ISLAND  
KMCD 180755Z 160 8 15 MACKINAC ISLAND  
MACM4 180730Z 180 8 11 32.36 MACKINAC CITY  
KSLH 180755Z 160 5 CHEBOYGAN AIRPORT  
CYGM4 180800Z 150 6 9 CHEBOYGAN MARINA  
KPZQ 180755Z 190 6 ROGERS CITY  
PRIM4 180750Z CALM PRESQUE ISLE LIGHT  
KAPN 180754Z 190 4 ALPENA GUARD BASE  
APNM4 180750Z 220 1 ALPENA HARBOR LIGHT  
TBIM4 180730Z CALM THUNDER BAY ISLAND  
TAWM4 180740Z 210 8 11 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 180755Z 220 6 MANISTIQUE  
PNLM4 180730Z 240 15 18 PORT INLAND  
NABM4 180740Z 190 19 22 NAUBINWAY  
KSJX 180755Z 170 6 ST JAMES  
KPLN 180754Z 150 6 PELLSTON  
KMGN 180755Z 170 5 HARBOR SPRINGS  
KCVX 180755Z 150 4 CHARLEVOIX  
GTLM4 180740Z 190 6 15 GRAND TRAVERSE LIGHT  
KTVC 180753Z 190 4 TRAVERSE CITY  
BSBM4 180740Z 200 18 22 BIG SABLE POINT  
LDTM4 180730Z 220 11 18 LUDINGTON  
KLDM 180755Z 140 7 LUDINGTON AIRPORT  
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