881  
SXUS83 KAPX 150508  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
108 AM EDT FRI AUG 15 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 150450Z 180 14 19 GRAND MARAIS  
WFPM4 150340Z 180 11 15 WHITEFISH POINT  
PTIM4 150430Z 110 4 6 POINT IROQUOIS  
CYAM 150400Z 70 3 SOO (CANADA)  
KANJ 150455Z 100 3 SAULT STE MARIE  
SWPM4 150430Z 90 4 5 69.44 S.W. PIER  
LTRM4 150430Z 130 2 3 62.96 LITTLE RAPIDS  
RCKM4 150430Z 150 3 6 69.79 ROCK CUT  
WNEM4 150430Z 120 2 3 64.39 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 150430Z 160 9 11 69.79 DETOUR VILLAGE  
KDRM 150455Z 160 3 DRUMMOND ISLAND  
KMCD 150455Z 160 8 MACKINAC ISLAND  
MACM4 150430Z 170 9 11 74.29 MACKINAC CITY  
CYGM4 150455Z 170 10 CHEBOYGAN MARINA  
SRLM4 150400Z 140 12 SPECTACLE REEF LIGHT  
KPZQ 150455Z CALM ROGERS CITY  
PRIM4 150450Z 150 4 8 PRESQUE ISLE LIGHT  
KAPN 150454Z CALM ALPENA GUARD BASE  
APNM4 150450Z 130 7 ALPENA HARBOR LIGHT  
TBIM4 150430Z 130 3 4 THUNDER BAY ISLAND  
SPTM4 150450Z CALM STURGEON POINT LIGHT  
KOSC 150457Z 250 3 OSCODA  
GSLM4 150440Z 100 9 11 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 150455Z 130 5 MANISTIQUE  
PNLM4 150430Z 150 11 13 PORT INLAND  
NABM4 150440Z 160 15 19 NAUBINWAY  
KSJX 150455Z 130 7 ST JAMES  
KPLN 150454Z CALM PELLSTON  
KMGN 150455Z 60 3 HARBOR SPRINGS  
KCVX 150455Z 130 6 CHARLEVOIX  
NMIM4 150428Z CALM NORTH MANITOU ISLAND  
GTLM4 150440Z 160 4 10 GRAND TRAVERSE LIGHT  
KTVC 150453Z CALM TRAVERSE CITY  
KFKS 150455Z CALM FRANKFORT  
MEEM4 150440Z 110 3 6 MANISTEE HARBOR  
BSBM4 150440Z 100 7 8 BIG SABLE POINT  
LDTM4 150430Z 70 3 LUDINGTON  
KLDM 150455Z 80 3 LUDINGTON AIRPORT  
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