SXUS83 KAPX 181438 OMRAPX Marine Observations National Weather Service Gaylord MI 1038 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 181350Z 280 9 15 Grand Marais GRMM4 181350Z 280 9 15 Grand Marais PTIM4 181400Z 110 12 17 Point Iroquois CYAM 181418Z 110 9 16 SOO (Canada) KANJ 181355Z 110 7 14 Sault Ste Marie SWPM4 181400Z 110 7 13 42.61 S.W. Pier LTRM4 181400Z 130 10 13 41.36 Little Rapids RCKM4 181400Z 150 8 10 45.31 Rock Cut WNEM4 181400Z 150 8 11 42.44 West Nebish Island Lake Huron DTLM4 181400Z 140 4 5 43.51 DeTour Village KDRM 181415Z 120 7 Drummond Island KMCD 181415Z 110 7 Mackinac Island MACM4 181400Z 100 4 5 47.29 Mackinac City KSLH 181415Z 50 5 Cheboygan Airport CYGM4 181430Z 40 6 11 Cheboygan Marina KPZQ 181415Z 210 10 Rogers City PRIM4 181350Z 210 11 16 Presque Isle Light KAPN 181254Z 170 5 Alpena Guard Base APNM4 181420Z 70 3 4 Alpena Harbor Light SPTM4 181350Z 170 11 14 Sturgeon Point Light KOSC 181415Z 230 15 Oscoda TAWM4 181340Z 110 3 Tawas Point GSLM4 181340Z CALM 4 Gravelly Shoals Lake Michigan KISQ 181415Z 180 6 Manistique PNLM4 181400Z 130 9 12 46.76 Port Inland NABM4 181340Z 120 15 18 Naubinway KSJX 181415Z 230 17 St James KPLN 181354Z 140 6 Pellston KMGN 181415Z 230 4 Harbor Springs KCVX 181415Z 210 8 19 Charlevoix GTLM4 181340Z 170 6 15 Grand Traverse Light KTVC 181353Z 200 10 19 Traverse City BSBM4 181340Z 160 17 23 Big Sable Point LDTM4 181400Z 200 13 19 Ludington KLDM 181415Z 190 13 19 Ludington Airport