SXUS83 KAPX 181308 OMRAPX Marine Observations National Weather Service Gaylord MI 908 AM EDT Sat Jul 18 2026 WIND DATA (KTS) WAVES WATER SITE DATE/TIME DIR SPEED GUST (FT) TEMP(F) SITE NAME ------------------------------------------------------------- Lake Superior/St Marys River GRMM4 181250Z 300 22 26 Grand Marais GRMM4 181250Z 300 22 26 Grand Marais CYAM 181249Z 300 14 21 SOO (Canada) KANJ 181255Z 300 11 18 Sault Ste Marie Lake Huron KDRM 181255Z 290 5 Drummond Island KMCD 181255Z 310 9 Mackinac Island KSLH 181255Z 310 11 16 Cheboygan Airport CYGM4 181305Z 310 12 24 Cheboygan Marina KPZQ 181255Z 300 10 14 Rogers City PRIM4 181250Z 250 13 16 Presque Isle Light KAPN 181254Z 250 6 Alpena Guard Base APNM4 181250Z 270 9 11 Alpena Harbor Light TBIM4 181230Z 250 15 16 Thunder Bay Island SPTM4 181250Z 260 3 12 Sturgeon Point Light KOSC 181255Z 250 6 Oscoda TAWM4 181240Z 260 7 11 Tawas Point GSLM4 181240Z 240 12 14 Gravelly Shoals Lake Michigan KISQ 181255Z 330 12 20 Manistique NABM4 181240Z 320 9 19 Naubinway KSJX 181255Z 330 7 15 St James KPLN 181254Z 310 16 22 Pellston KMGN 181255Z 300 8 Harbor Springs KCVX 181255Z 330 9 Charlevoix GTLM4 181240Z 350 16 19 Grand Traverse Light KTVC 181253Z 340 8 Traverse City KFKS 181255Z 340 9 18 Frankfort BSBM4 181240Z 310 14 17 Big Sable Point