SXUS83 KAPX 182038 OMRAPX Marine Observations National Weather Service Gaylord MI 438 PM 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 181950Z 280 8 10 Grand Marais GRMM4 181950Z 280 8 10 Grand Marais PTIM4 182000Z 310 6 7 Point Iroquois CYAM 182000Z 240 4 SOO (Canada) SWPM4 182000Z 90 5 6 42.26 S.W. Pier LTRM4 182000Z 60 5 6 41.54 Little Rapids RCKM4 182000Z 170 2 8 45.68 Rock Cut WNEM4 182000Z 150 2 5 42.61 West Nebish Island Lake Huron DTLM4 182000Z 200 5 6 43.88 DeTour Village KDRM 181915Z CALM Drummond Island KMCD 181915Z 230 4 Mackinac Island MACM4 182000Z 310 6 7 45.68 Mackinac City KSLH 181916Z 30 4 Cheboygan Airport CYGM4 182030Z 60 6 7 Cheboygan Marina KPZQ 181915Z 320 15 21 Rogers City PRIM4 181950Z 300 22 52 Presque Isle Light KAPN 182029Z 360 11 Alpena Guard Base APNM4 182020Z 320 10 13 Alpena Harbor Light SPTM4 181950Z 180 13 20 Sturgeon Point Light KOSC 181915Z 210 16 26 Oscoda TAWM4 181940Z 180 8 9 Tawas Point GSLM4 181940Z 170 4 11 Gravelly Shoals Lake Michigan KISQ 181915Z CALM Manistique PNLM4 182000Z 160 2 6 47.66 Port Inland NABM4 181940Z 120 4 5 Naubinway KSJX 181915Z 270 6 St James KPLN 182031Z CALM Pellston KMGN 181915Z 280 3 Harbor Springs GTLM4 181940Z 50 3 8 Grand Traverse Light KTVC 182028Z 110 6 Traverse City BSBM4 181940Z 170 11 15 Big Sable Point LDTM4 182000Z 210 10 14 Ludington KLDM 181915Z 210 9 14 Ludington Airport