SXUS83 KAPX 180538 OMRAPX Marine Observations National Weather Service Gaylord MI 138 AM EDT Mon May 18 2026 WIND DATA (KTS) WAVES WATER SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME ------------------------------------------------------------- Lake Superior/St Marys River GRMM4 180450Z 130 12 15 Grand Marais GRMM4 180450Z 130 12 15 Grand Marais PTIM4 180500Z 130 7 12 Point Iroquois CYAM 180500Z 100 6 SOO (Canada) KANJ 180428Z 120 4 Sault Ste Marie SWPM4 180500Z 130 6 10 41.71 S.W. Pier LTRM4 180500Z 160 5 9 41.36 Little Rapids RCKM4 180500Z 120 6 11 44.77 Rock Cut WNEM4 180500Z 130 7 10 42.61 West Nebish Island Lake Huron DTLM4 180500Z 150 4 6 43.69 DeTour Village KDRM 180415Z CALM Drummond Island KMCD 180415Z 120 15 21 Mackinac Island MACM4 180500Z 110 10 15 47.47 Mackinac City KSLH 180415Z 140 7 14 Cheboygan Airport CYGM4 180530Z 110 16 24 Cheboygan Marina KPZQ 180415Z 130 8 Rogers City PRIM4 180450Z 120 13 26 Presque Isle Light KAPN 180354Z 110 10 Alpena Guard Base APNM4 180520Z 130 11 12 Alpena Harbor Light KOSC 180415Z 60 8 Oscoda TAWM4 180440Z 40 9 15 Tawas Point Lake Michigan KISQ 180415Z 90 10 17 Manistique PNLM4 180500Z 100 20 26 46.76 Port Inland NABM4 180440Z 110 18 20 Naubinway KSJX 180415Z 100 15 St James KPLN 180416Z 90 6 Pellston KMGN 180415Z 70 12 16 Harbor Springs KCVX 180415Z 90 8 Charlevoix GTLM4 180440Z 110 2 15 Grand Traverse Light KTVC 180353Z 130 7 Traverse City BSBM4 180440Z 160 13 15 Big Sable Point LDTM4 180500Z 200 11 17 Ludington