620  
SXUS83 KAPX 150008  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
808 PM EDT THU AUG 14 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 142350Z 100 8 10 GRAND MARAIS  
WFPM4 142340Z 50 3 4 WHITEFISH POINT  
PTIM4 142330Z 100 7 8 POINT IROQUOIS  
CYAM 142300Z 110 5 SOO (CANADA)  
KANJ 142355Z 150 3 SAULT STE MARIE  
SWPM4 142330Z 140 5 7 69.44 S.W. PIER  
LTRM4 142330Z 160 4 7 63.14 LITTLE RAPIDS  
RCKM4 142330Z 140 7 8 69.44 ROCK CUT  
WNEM4 142330Z 140 7 9 64.04 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 142330Z 150 8 11 69.61 DETOUR VILLAGE  
KDRM 142355Z 160 5 DRUMMOND ISLAND  
KMCD 142355Z 120 6 MACKINAC ISLAND  
MACM4 142330Z 130 12 13 74.66 MACKINAC CITY  
SRLM4 142300Z 110 10 SPECTACLE REEF LIGHT  
KPZQ 142355Z 90 4 ROGERS CITY  
PRIM4 142350Z 100 2 9 PRESQUE ISLE LIGHT  
KAPN 142354Z 130 5 ALPENA GUARD BASE  
APNM4 142350Z 100 5 ALPENA HARBOR LIGHT  
TBIM4 142330Z 70 4 THUNDER BAY ISLAND  
SPTM4 142350Z CALM STURGEON POINT LIGHT  
KOSC 142315Z 70 7 OSCODA  
GSLM4 142340Z 60 11 13 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 142355Z 120 4 MANISTIQUE  
PNLM4 142330Z 120 4 PORT INLAND  
NABM4 142340Z 120 2 NAUBINWAY  
KSJX 142355Z 110 3 ST JAMES  
KPLN 142354Z 90 5 PELLSTON  
KMGN 142355Z 70 4 HARBOR SPRINGS  
KCVX 142355Z 20 6 CHARLEVOIX  
NMIM4 142328Z CALM 2 NORTH MANITOU ISLAND  
GTLM4 142340Z 50 9 10 GRAND TRAVERSE LIGHT  
KTVC 142353Z 10 4 TRAVERSE CITY  
KFKS 142355Z CALM FRANKFORT  
MEEM4 142340Z 10 7 MANISTEE HARBOR  
BSBM4 142340Z 20 7 10 BIG SABLE POINT  
LDTM4 142330Z 360 1 6 LUDINGTON  
KLDM 142355Z 350 6 LUDINGTON AIRPORT  
 
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