450  
SXUS83 KAPX 170638  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 AM EDT FRI APR 17 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 170550Z 90 6 8 GRAND MARAIS  
GRMM4 170550Z 90 6 8 GRAND MARAIS  
PTIM4 170600Z 320 4 5 POINT IROQUOIS  
KANJ 170555Z CALM SAULT STE MARIE  
SWPM4 170600Z 250 3 S.W. PIER  
LTRM4 170600Z CALM 1 LITTLE RAPIDS  
RCKM4 170600Z CALM 1 ROCK CUT  
WNEM4 170600Z 300 2 3 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 170600Z 310 2 33.97 DETOUR VILLAGE  
KDRM 170615Z CALM DRUMMOND ISLAND  
KMCD 170615Z 290 5 MACKINAC ISLAND  
MACM4 170600Z 310 2 34.16 MACKINAC CITY  
KSLH 170615Z 200 1 CHEBOYGAN AIRPORT  
CYGM4 170630Z 190 4 5 CHEBOYGAN MARINA  
KPZQ 170615Z 260 6 ROGERS CITY  
PRIM4 170550Z 270 8 16 PRESQUE ISLE LIGHT  
KAPN 170628Z CALM ALPENA GUARD BASE  
APNM4 170620Z 300 4 ALPENA HARBOR LIGHT  
SPTM4 170550Z CALM STURGEON POINT LIGHT  
KOSC 170615Z 240 6 OSCODA  
TAWM4 170540Z 290 1 2 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 170615Z CALM MANISTIQUE  
PNLM4 170600Z 130 2 3 PORT INLAND  
NABM4 170540Z 80 1 3 NAUBINWAY  
KSJX 170615Z 100 2 ST JAMES  
KPLN 170554Z CALM PELLSTON  
KMGN 170615Z CALM HARBOR SPRINGS  
KCVX 170615Z 130 2 CHARLEVOIX  
GTLM4 170540Z CALM 1 GRAND TRAVERSE LIGHT  
KTVC 170553Z CALM TRAVERSE CITY  
KFKS 170615Z 310 2 FRANKFORT  
BSBM4 170540Z 200 4 5 BIG SABLE POINT  
LDTM4 170600Z CALM 1 LUDINGTON  
KLDM 170615Z CALM LUDINGTON AIRPORT  
 
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