SXUS83 KAPX 200738 OMRAPX Marine Observations National Weather Service Gaylord MI 338 AM EDT Wed Aug 20 2025 WIND DATA (KTS) WAVES WATER SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME ------------------------------------------------------------- Lake Superior/St Marys River GRMM4 200650Z 100 2 Grand Marais WFPM4 200640Z 360 3 5 Whitefish Point PTIM4 200700Z 310 8 9 Point Iroquois CYAM 200700Z 310 8 SOO (Canada) KANJ 200655Z 310 5 Sault Ste Marie SWPM4 200700Z 290 5 7 S.W. Pier LTRM4 200700Z 310 3 4 Little Rapids RCKM4 200700Z 290 3 4 Rock Cut WNEM4 200700Z 340 3 5 West Nebish Island Lake Huron DTLM4 200700Z 320 4 6 DeTour Village KDRM 200715Z CALM Drummond Island KMCD 200715Z 360 6 Mackinac Island MACM4 200700Z 10 7 10 Mackinac City KSLH 200715Z 290 3 Cheboygan Airport CYGM4 200725Z 10 10 13 Cheboygan Marina SRLM4 200600Z 360 11 Spectacle Reef Light PRIM4 200550Z 30 8 12 Presque Isle Light KAPN 200654Z 340 7 Alpena Guard Base APNM4 200720Z 340 4 5 Alpena Harbor Light TBIM4 200700Z 30 13 15 Thunder Bay Island SPTM4 200650Z 20 11 16 Sturgeon Point Light KOSC 200715Z 350 7 Oscoda GSLM4 200640Z 330 16 18 Gravelly Shoals Lake Michigan KISQ 200715Z CALM Manistique PNLM4 200700Z 360 3 5 Port Inland NABM4 200640Z 360 3 4 Naubinway KSJX 200715Z 50 1 St James KPLN 200731Z CALM Pellston KMGN 200715Z 350 3 Harbor Springs KCVX 200715Z CALM Charlevoix GTLM4 200640Z 110 3 7 Grand Traverse Light KTVC 200653Z CALM Traverse City KFKS 200715Z CALM Frankfort MEEM4 200640Z 60 2 5 Manistee Harbor BSBM4 200640Z 40 4 5 Big Sable Point LDTM4 200700Z 10 2 4 Ludington KLDM 200715Z 340 3 Ludington Airport