SXUS83 KAPX 181808 OMRAPX Marine Observations National Weather Service Gaylord MI 208 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 181750Z 250 7 10 Grand Marais GRMM4 181750Z 250 7 10 Grand Marais CYAM 181700Z 130 4 SOO (Canada) KANJ 181755Z 260 5 Sault Ste Marie Lake Huron KDRM 181755Z 350 4 Drummond Island KMCD 181755Z 240 10 Mackinac Island KSLH 181755Z 20 8 Cheboygan Airport CYGM4 181800Z 350 6 8 Cheboygan Marina KPZQ 181755Z 20 9 Rogers City PRIM4 181750Z 110 8 9 Presque Isle Light KAPN 181754Z 200 12 19 Alpena Guard Base APNM4 181750Z 110 9 13 Alpena Harbor Light SPTM4 181750Z 180 11 18 Sturgeon Point Light KOSC 181755Z 190 19 26 Oscoda TAWM4 181740Z 180 9 13 Tawas Point GSLM4 181740Z 170 4 7 Gravelly Shoals Lake Michigan KISQ 181755Z 210 5 Manistique NABM4 181740Z 240 5 12 Naubinway KSJX 181755Z 240 10 St James KPLN 181754Z 290 10 21 Pellston KMGN 181755Z 240 3 Harbor Springs KCVX 181755Z 290 6 Charlevoix GTLM4 181740Z 280 22 26 Grand Traverse Light KTVC 181753Z 240 6 25 Traverse City BSBM4 181740Z 180 10 16 Big Sable Point KLDM 181755Z 200 16 24 Ludington Airport