####018005744#### WHUS41 KLWX 091334 CFWLWX Coastal Hazard Message National Weather Service Baltimore MD/Washington DC 934 AM EDT Tue Apr 9 2024 MDZ014-091445- /O.EXP.KLWX.CF.Y.0043.000000T0000Z-240409T1400Z/ Anne Arundel- 934 AM EDT Tue Apr 9 2024 ...COASTAL FLOOD ADVISORY WILL EXPIRE AT 10 AM EDT THIS MORNING... High tide has passed. $$ MDZ017-092145- /O.CON.KLWX.CF.Y.0043.240409T1500Z-240410T1000Z/ St. Marys- 934 AM EDT Tue Apr 9 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT WEDNESDAY... * WHAT...Up to one foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in St. Marys County. * WHEN...Until 6 AM EDT Wednesday, especially around the time of high tide. * IMPACTS...At 3.0 feet, yards are flooded on Saint George Island, and water will begin covering the road leading to the island, especially if there is wave action. * ADDITIONAL DETAILS...Tides one and a half to two feet above normal. The next two high tides at Point Lookout are at 2:37 PM this afternoon and 3:07 AM overnight. The next two high tides at Piney Point are at 3:44 PM this afternoon and 3:57 AM overnight. The next two high tides at Coltons Point are at 4:20 PM this afternoon and 4:33 AM early Wednesday morning. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && Time of high total tides are approximate to the nearest hour. St Marys River at Straits Point MLLW Categories - Minor 3.0 ft, Moderate 3.5 ft, Major 5.0 ft MHHW Categories - Minor 1.4 ft, Moderate 1.9 ft, Major 3.4 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 09/03 PM 3.1 1.5 1.6 0.5 Minor 10/04 AM 3.4 1.8 1.5 1.0 Minor 10/04 PM 3.0 1.4 1.5 1.0 Minor 11/04 AM 3.5 1.9 1.7 1.0 Moderate 11/05 PM 3.3 1.7 1.8 2.0 Minor 12/05 AM 3.8 2.2 2.1 2.0 Moderate && $$ DCZ001-VAZ054-092145- /O.CON.KLWX.CF.Y.0043.000000T0000Z-240410T0600Z/ District of Columbia-Arlington/Falls Church/Alexandria- 934 AM EDT Tue Apr 9 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY... * WHAT...Up to one foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in the District of Columbia, Arlington County, and the City of Alexandria. * WHEN...Until 2 AM EDT Wednesday, especially around the time of high tide. * IMPACTS...Shoreline inundation is expected along portions of the seawall adjacent to Ohio Drive and the Hains Point Loop Road, and near the Tidal Basin and Jefferson Memorial. Water is expected to approach the curb near the intersection of King Street and Strand Street in Alexandria. * ADDITIONAL DETAILS...Tides one and a half to two feet above normal. The next high tide at Alexandria is at 9:56 PM this evening. The next high tide at Washington Channel is at 9:38 PM this evening. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && $$ MDZ508-091800- /O.CON.KLWX.CF.Y.0043.000000T0000Z-240409T1800Z/ Southeast Harford- 934 AM EDT Tue Apr 9 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON... * WHAT...Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in Southeast Harford County. * WHEN...Until 2 PM EDT this afternoon, especially around the time of high tide. * IMPACTS...At 4.0 feet, water begins to go over the bulkhead at the Havre de Grace Yacht Basin in multiple locations. * ADDITIONAL DETAILS...Tides one and a half to two feet above normal. High tide at Havre de Grace is ongoing. PRECAUTIONARY/PREPAREDNESS ACTIONS... If travel is required, allow extra time as some roads may be closed. Do not drive around barricades or through water of unknown depth. Take the necessary actions to protect flood-prone property. && Time of high total tides are approximate to the nearest hour. Chesapeake Bay at Havre de Grace MD MLLW Categories - Minor 4.0 ft, Moderate 5.5 ft, Major 7.0 ft MHHW Categories - Minor 2.2 ft, Moderate 3.7 ft, Major 5.2 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 09/11 AM 4.3 1.9 1.5 0.5 Minor 09/11 PM 3.9 1.5 1.8 0.5 None 10/12 PM 4.7 2.3 1.8 0.5 Minor 11/12 AM 3.8 1.4 1.8 0.5 None 11/01 PM 4.9 2.5 2.0 1.0 Minor 12/01 AM 4.8 2.4 2.9 2.0 Minor && $$ DHOF