379  
SXUS83 KAPX 042338  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
738 PM EDT TUE AUG 4 2026  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 042240Z 270 4 6 GRAND MARAIS  
GRMM4 042240Z 270 4 6 GRAND MARAIS  
PTIM4 042300Z 310 10 12 POINT IROQUOIS  
CYAM 042300Z 320 8 SOO (CANADA)  
KANJ 042302Z 300 6 SAULT STE MARIE  
SWPM4 042300Z 300 9 11 66.91 S.W. PIER  
LTRM4 042300Z 300 6 9 60.61 LITTLE RAPIDS  
RCKM4 042300Z 310 10 12 68.36 ROCK CUT  
WNEM4 042300Z 310 9 13 62.96 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 042300Z 190 5 6 65.11 DETOUR VILLAGE  
KDRM 042315Z 180 3 DRUMMOND ISLAND  
KMCD 042315Z 270 8 MACKINAC ISLAND  
MACM4 042300Z 280 9 13 69.79 MACKINAC CITY  
KSLH 042315Z 260 8 CHEBOYGAN AIRPORT  
CYGM4 042330Z 260 14 19 CHEBOYGAN MARINA  
KPZQ 042315Z 50 4 ROGERS CITY  
PRIM4 042250Z CALM PRESQUE ISLE LIGHT  
KAPN 042254Z 230 4 ALPENA GUARD BASE  
APNM4 042320Z 250 5 6 ALPENA HARBOR LIGHT  
TBIM4 042300Z 180 16 17 THUNDER BAY ISLAND  
SPTM4 042250Z 180 8 17 STURGEON POINT LIGHT  
KOSC 042315Z 200 11 OSCODA  
TAWM4 042240Z 180 4 8 TAWAS POINT  
GSLM4 042240Z 80 4 10 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 042315Z 10 6 MANISTIQUE  
PNLM4 042300Z 30 3 6 69.26 PORT INLAND  
NABM4 042240Z 20 9 12 NAUBINWAY  
KSJX 042315Z 310 4 ST JAMES  
KPLN 042254Z 260 9 PELLSTON  
KMGN 042315Z 290 5 HARBOR SPRINGS  
KCVX 042315Z 220 5 CHARLEVOIX  
GTLM4 042240Z 240 15 20 GRAND TRAVERSE LIGHT  
KTVC 042253Z 220 12 18 TRAVERSE CITY  
KFKS 042315Z 210 8 FRANKFORT  
BSBM4 042240Z 170 12 18 BIG SABLE POINT  
LDTM4 042300Z 210 10 13 LUDINGTON  
KLDM 042315Z 190 10 16 LUDINGTON AIRPORT  
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