SXUS83 KAPX 201838 OMRAPX Marine Observations National Weather Service Gaylord MI 238 PM EDT Mon Apr 20 2026 WIND DATA (KTS) WAVES WATER SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME ------------------------------------------------------------- Lake Superior/St Marys River GRMM4 201750Z 340 6 7 Grand Marais GRMM4 201750Z 340 6 7 Grand Marais PTIM4 201800Z 360 8 12 Point Iroquois CYAM 201800Z 310 6 SOO (Canada) SWPM4 201800Z 270 4 34.16 S.W. Pier LTRM4 201800Z 320 7 10 38.47 Little Rapids RCKM4 201800Z 230 5 9 37.39 Rock Cut WNEM4 201800Z 210 5 10 38.84 West Nebish Island Lake Huron DTLM4 201800Z 250 10 23 33.79 DeTour Village KDRM 201815Z 220 10 Drummond Island KMCD 201815Z 240 11 20 Mackinac Island MACM4 201800Z 270 12 19 37.94 Mackinac City KSLH 201816Z 260 9 14 Cheboygan Airport CYGM4 201825Z 260 8 24 Cheboygan Marina KPZQ 201815Z 20 7 Rogers City PRIM4 201750Z 350 6 11 Presque Isle Light KAPN 201754Z 280 7 Alpena Guard Base APNM4 201820Z 90 12 13 Alpena Harbor Light SPTM4 201650Z 110 7 11 Sturgeon Point Light KOSC 201815Z 140 12 16 Oscoda TAWM4 201740Z 160 6 11 Tawas Point Lake Michigan KISQ 201815Z 190 13 20 Manistique PNLM4 201800Z 210 17 20 42.97 Port Inland NABM4 201740Z 220 18 21 Naubinway KSJX 201815Z 230 15 St James KPLN 201754Z 280 12 19 Pellston KMGN 201815Z 240 9 Harbor Springs KCVX 201815Z 260 11 Charlevoix GTLM4 201740Z 260 13 14 Grand Traverse Light KFKS 201815Z 200 7 Frankfort BSBM4 201740Z 190 7 10 Big Sable Point LDTM4 201800Z 230 4 6 Ludington KLDM 201815Z 260 10 Ludington Airport