407  
SXUS83 KAPX 201808  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
208 PM EDT MON JUL 20 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 201750Z 200 29 40 GRAND MARAIS  
GRMM4 201750Z 200 29 40 GRAND MARAIS  
PTIM4 201730Z 180 5 10 POINT IROQUOIS  
KANJ 201655Z 230 10 17 SAULT STE MARIE  
SWPM4 201730Z 220 11 20 67.81 S.W. PIER  
LTRM4 201730Z 210 11 14 60.07 LITTLE RAPIDS  
RCKM4 201730Z 210 4 9 68.18 ROCK CUT  
WNEM4 201730Z 240 7 13 61.69 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 201730Z 220 5 9 63.68 DETOUR VILLAGE  
KDRM 201735Z 210 6 DRUMMOND ISLAND  
KMCD 201735Z 240 9 14 MACKINAC ISLAND  
MACM4 201730Z 230 10 12 68.18 MACKINAC CITY  
KSLH 201735Z 220 7 CHEBOYGAN AIRPORT  
CYGM4 201805Z 200 16 22 CHEBOYGAN MARINA  
KPZQ 201735Z 230 5 14 ROGERS CITY  
PRIM4 201750Z 220 12 17 PRESQUE ISLE LIGHT  
KAPN 201654Z 220 8 ALPENA GUARD BASE  
APNM4 201750Z 200 8 9 ALPENA HARBOR LIGHT  
TBIM4 201730Z 170 14 16 THUNDER BAY ISLAND  
SPTM4 201750Z 170 6 15 STURGEON POINT LIGHT  
KOSC 201735Z 210 15 21 OSCODA  
TAWM4 201740Z 190 5 10 TAWAS POINT  
GSLM4 201740Z 190 4 9 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 201735Z 180 7 MANISTIQUE  
PNLM4 201730Z 220 5 69.07 PORT INLAND  
NABM4 201740Z 220 7 9 NAUBINWAY  
KSJX 201735Z 210 9 ST JAMES  
KPLN 201654Z 250 7 PELLSTON  
KMGN 201735Z 200 6 HARBOR SPRINGS  
KCVX 201735Z 210 11 16 CHARLEVOIX  
GTLM4 201740Z 180 8 16 GRAND TRAVERSE LIGHT  
KTVC 201653Z 200 11 19 TRAVERSE CITY  
KFKS 201735Z 210 6 FRANKFORT  
BSBM4 201740Z 170 10 15 BIG SABLE POINT  
LDTM4 201730Z 200 11 15 LUDINGTON  
KLDM 201735Z 200 11 16 LUDINGTON AIRPORT  
 
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