249  
SXUS83 KAPX 131838  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
238 PM EDT SAT SEP 13 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 131750Z 360 2 7 GRAND MARAIS  
WFPM4 131740Z 90 2 5 WHITEFISH POINT  
PTIM4 131800Z 70 3 4 POINT IROQUOIS  
CYAM 131800Z 200 4 SOO (CANADA)  
KANJ 131755Z CALM SAULT STE MARIE  
SWPM4 131800Z 300 2 60.97 S.W. PIER  
LTRM4 131800Z CALM 2 58.99 LITTLE RAPIDS  
RCKM4 131800Z 140 6 7 61.16 ROCK CUT  
WNEM4 131800Z 140 2 6 60.26 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 131800Z 190 7 9 56.29 DETOUR VILLAGE  
KDRM 131815Z 200 4 DRUMMOND ISLAND  
KMCD 131816Z 240 10 MACKINAC ISLAND  
MACM4 131800Z 260 5 8 62.96 MACKINAC CITY  
CYGM4 131825Z 300 6 11 CHEBOYGAN MARINA  
SRLM4 131700Z 140 4 SPECTACLE REEF LIGHT  
PRIM4 131750Z 80 2 4 PRESQUE ISLE LIGHT  
KAPN 131754Z 70 5 ALPENA GUARD BASE  
APNM4 131820Z 120 9 10 ALPENA HARBOR LIGHT  
TBIM4 131800Z 160 3 4 THUNDER BAY ISLAND  
SPTM4 131750Z 170 4 9 STURGEON POINT LIGHT  
KOSC 131815Z 140 9 OSCODA  
KOSC 131815Z 140 9 OSCODA  
GSLM4 131740Z 140 4 8 GRAVELLY SHOALS  
 
LAKE MICHIGAN  
 
KISQ 131815Z 190 5 MANISTIQUE  
PNLM4 131800Z 200 6 7 62.24 PORT INLAND  
NABM4 131740Z 190 6 7 NAUBINWAY  
KSJX 131815Z 240 7 ST JAMES  
KPLN 131754Z CALM PELLSTON  
KMGN 131815Z 230 5 HARBOR SPRINGS  
KCVX 131815Z 330 5 CHARLEVOIX  
NMIM4 131728Z 130 2 4 NORTH MANITOU ISLAND  
GTLM4 131740Z 90 3 6 GRAND TRAVERSE LIGHT  
KTVC 131753Z 30 8 TRAVERSE CITY  
KFKS 131815Z 260 7 FRANKFORT  
MEEM4 131740Z 240 6 9 MANISTEE HARBOR  
BSBM4 131740Z 220 5 7 BIG SABLE POINT  
LDTM4 131800Z 220 1 3 LUDINGTON  
KLDM 131815Z 240 9 LUDINGTON AIRPORT  
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