274  
SXUS83 KAPX 251208  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
808 AM EDT FRI JUL 25 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 251150Z 240 3 4 GRAND MARAIS  
WFPM4 251140Z 350 1 6 WHITEFISH POINT  
PTIM4 251130Z 300 10 11 POINT IROQUOIS  
CYAM 251100Z 300 8 SOO (CANADA)  
KANJ 251155Z CALM SAULT STE MARIE  
SWPM4 251130Z 260 3 4 66.19 S.W. PIER  
LTRM4 251130Z CALM 2 59.89 LITTLE RAPIDS  
RCKM4 251130Z 310 5 6 67.09 ROCK CUT  
WNEM4 251130Z 320 4 5 60.44 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 251130Z 320 7 10 64.57 DETOUR VILLAGE  
KDRM 251155Z CALM DRUMMOND ISLAND  
KMCD 251155Z 350 6 MACKINAC ISLAND  
MACM4 251130Z CALM 3 68.36 MACKINAC CITY  
KSLH 251155Z 320 3 CHEBOYGAN AIRPORT  
CYGM4 251200Z 290 4 6 CHEBOYGAN MARINA  
SRLM4 251100Z 310 10 SPECTACLE REEF LIGHT  
KPZQ 251155Z 310 3 ROGERS CITY  
PRIM4 251150Z 310 9 14 PRESQUE ISLE LIGHT  
KAPN 251154Z 320 5 ALPENA GUARD BASE  
APNM4 251150Z 320 8 10 ALPENA HARBOR LIGHT  
TBIM4 251100Z 340 4 7 THUNDER BAY ISLAND  
SPTM4 251150Z 340 4 10 STURGEON POINT LIGHT  
GSLM4 251140Z 320 5 6 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 251155Z CALM MANISTIQUE  
PNLM4 251130Z 340 3 4 65.84 PORT INLAND  
NABM4 251130Z 340 5 8 NAUBINWAY  
KSJX 251155Z 150 1 ST JAMES  
KPLN 251154Z 290 4 PELLSTON  
KMGN 251155Z 360 5 HARBOR SPRINGS  
KCVX 251155Z 20 5 CHARLEVOIX  
NMIM4 251128Z 320 1 2 NORTH MANITOU ISLAND  
GTLM4 251140Z 30 7 8 GRAND TRAVERSE LIGHT  
KTVC 251153Z CALM TRAVERSE CITY  
KFKS 251155Z CALM FRANKFORT  
MEEM4 251140Z 70 2 3 MANISTEE HARBOR  
BSBM4 251140Z 30 3 4 BIG SABLE POINT  
LDTM4 251130Z 70 3 4 LUDINGTON  
KLDM 251155Z 40 2 LUDINGTON AIRPORT  
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