477  
SXUS83 KAPX 200538  
OMRAPX  
 
MARINE OBSERVATIONS  
NATIONAL WEATHER SERVICE GAYLORD MI  
138 AM THU NOV 20 2025  
 
WIND DATA (KTS) WAVES WATER  
SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME  
-------------------------------------------------------------  
 
LAKE SUPERIOR/ST MARYS RIVER  
 
GRMM4 200450Z 200 13 19 GRAND MARAIS  
GRMM4 200450Z 200 13 19 GRAND MARAIS  
PTIM4 200500Z 130 3 4 POINT IROQUOIS  
CYAM 200500Z 100 3 SOO (CANADA)  
KANJ 200506Z 110 3 SAULT STE MARIE  
SWPM4 200500Z 90 3 4 47.11 S.W. PIER  
LTRM4 200500Z 90 4 5 48.74 LITTLE RAPIDS  
RCKM4 200500Z 150 4 5 42.79 ROCK CUT  
WNEM4 200500Z 150 5 6 48.19 WEST NEBISH ISLAND  
 
LAKE HURON  
 
DTLM4 200500Z 190 9 13 43.34 DETOUR VILLAGE  
KDRM 200515Z 180 3 DRUMMOND ISLAND  
KMCD 200515Z 200 8 MACKINAC ISLAND  
MACM4 200500Z 200 5 6 43.51 MACKINAC CITY  
KSLH 200515Z 180 2 CHEBOYGAN AIRPORT  
CYGM4 200525Z 180 8 CHEBOYGAN MARINA  
KPZQ 200515Z 200 6 ROGERS CITY  
PRIM4 200450Z 190 5 12 PRESQUE ISLE LIGHT  
KAPN 200454Z 200 5 ALPENA GUARD BASE  
SPTM4 200450Z 230 2 7 STURGEON POINT LIGHT  
KOSC 200515Z 230 2 OSCODA  
TAWM4 200440Z 180 5 9 TAWAS POINT  
 
LAKE MICHIGAN  
 
KISQ 200515Z 220 6 MANISTIQUE  
PNLM4 200500Z 250 11 15 42.97 PORT INLAND  
NABM4 200440Z 220 14 18 NAUBINWAY  
KSJX 200515Z 210 5 ST JAMES  
KPLN 200454Z 180 3 PELLSTON  
KMGN 200515Z 200 4 HARBOR SPRINGS  
KCVX 200515Z 160 4 CHARLEVOIX  
NMIM4 200328Z CALM NORTH MANITOU ISLAND  
GTLM4 200440Z 200 4 7 GRAND TRAVERSE LIGHT  
KTVC 200453Z CALM TRAVERSE CITY  
KFKS 200515Z 320 1 FRANKFORT  
BSBM4 200440Z 130 5 7 BIG SABLE POINT  
LDTM4 200500Z 100 4 5 LUDINGTON  
KLDM 200515Z 90 3 LUDINGTON AIRPORT  
 
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