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Coastal Flood AdvisoryMinorSt. Marys...COASTAL FLOOD ADVISORY IN EFFECT FROM 7 PM THIS EVENING TO 2 AM EDT TUESDAY... The National Weather Service in Baltimore MD/Washington has issued a Coastal Flood Advisory, which is in effect from 7 PM this evening to 2 AM EDT Tuesday. * LOCATIONS...Shoreline in St. Marys County. * TIDAL DEPARTURE...1.5 to 2 feet above normal. * TIMING...Around the time of high tide tonight. High tide at Point Lookout is at 10:33 PM. High tide at Coltons Point is at 11:46 PM. High tide at Piney Point is at 11:10 PM. * IMPACTS...Water is expected to go over a portion of the bulkhead near the Straits Point bridge, and also cover yards in the St Georges Creek and St Marys River areas. Minor shoreline inundation up to one foot above ground is possible elsewhere. && Forecast tides are referenced to mean lower low water (MLLW) and mean higher high water (MHHW) unless otherwise noted. Time of high total tide is approximate to nearest hour. Total tide combines the normal tide and departure from normal. Flood impact is based on the total tide and waves where applicable. STRAITS POINT MD MLLW Categories - Minor 3.0 ft, Moderate 3.5 ft, Major 5.0 ft MHHW Categories - Minor 1.4 ft, Moderate 1.9 ft, Major 3.4 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/11 PM 3.3 1.7 1.7 1.0 Minor 21/11 AM 2.9 1.3 1.5 1.0 None 22/12 AM 3.1 1.5 1.5 1.0 Minor 22/12 PM 2.8 1.2 1.4 1.0 None 23/12 AM 2.4 0.8 0.8 1.0 None &&2018-08-21T02:00:00-04:00