####018014786#### WHUS41 KLWX 192356 CFWLWX Coastal Hazard Message National Weather Service Baltimore MD/Washington DC 756 PM EDT Fri Apr 19 2024 MDZ017-200800- /O.CON.KLWX.CF.W.0012.000000T0000Z-240420T0800Z/ St. Marys- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 4 AM EDT SATURDAY... * WHAT...One to two feet of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in St. Mary's County. * WHEN...Until 4 AM EDT Saturday, especially around the time of high tide. * IMPACTS...At 3.5 feet, water covers roads on Saint George Island, is in yards, and is approaching structures. To the east, inundation is occurring at multiple marinas off St. Mary's River, Smith Creek, and Jutland Creek. * ADDITIONAL DETAILS...Tides two to two and a half feet above normal. The next high tide at Piney Point is at 12:51 AM. The next high tide at Point Lookout is at 11:43 PM. The next high tide at Coltons Point is at 1:27 AM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && 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 -------- --------- --------- --------- ------- -------- 20/12 AM 3.5 1.9 2.0 1.0 Moderate 20/12 PM 2.9 1.3 1.6 1.0 None 21/01 AM 2.7 1.1 1.2 1.0 None 21/01 PM 2.5 0.9 1.1 0.5 None 22/02 AM 2.8 1.2 1.2 1.0 None 22/03 PM 2.4 0.8 1.0 0.5 None && $$ MDZ014-201200- /O.CON.KLWX.CF.W.0012.000000T0000Z-240420T1200Z/ Anne Arundel- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD WARNING REMAINS IN EFFECT UNTIL 8 AM EDT SATURDAY... * WHAT...One to two feet of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in Anne Arundel County. * WHEN...Until 8 AM EDT Saturday, especially around the time of high tide. * IMPACTS...At 3.2 feet, water begins to approach businesses on Dock Street in Annapolis. The City Dock parking lot is flooded. Compromise Street is flooded. * ADDITIONAL DETAILS...Tides two to two and a half feet above normal. The next high tide at Annapolis U.S. Naval Academy is at 3:49 AM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. && Time of high total tides are approximate to the nearest hour. Severn River at Annapolis MLLW Categories - Minor 2.6 ft, Moderate 3.3 ft, Major 6.0 ft MHHW Categories - Minor 1.2 ft, Moderate 1.9 ft, Major 4.6 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/03 AM 3.3 1.9 2.1 1.0 Moderate 20/03 PM 2.2 0.8 1.2 0.5 None 21/04 AM 2.2 0.8 0.9 0.5 None 21/04 PM 2.0 0.6 1.0 0.5 None 22/05 AM 2.5 1.1 1.1 0.5 None 22/05 PM 1.9 0.5 0.9 0.5 None && $$ DCZ001-VAZ054-200100- /O.CON.KLWX.CF.Y.0047.000000T0000Z-240420T0100Z/ District of Columbia-Arlington/Falls Church/Alexandria- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * 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 9 PM EDT this evening, 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 two to two and a half feet above normal. High tide is ongoing at Washington Channel and Alexandria. 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. && $$ MDZ018-200800- /O.CON.KLWX.CF.Y.0047.000000T0000Z-240420T0800Z/ Calvert- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 4 AM EDT SATURDAY... * WHAT...Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in Calvert County. * WHEN...Until 4 AM EDT Saturday, especially around the time of high tide. * IMPACTS...At 3.0 feet, water is expected to reach backyards near 9th Street in North Beach, and could approach 9th Street. At 3.0 feet, parking lots near Charles Street in Solomons begin to flood, with several inches of water covering low- lying portions of Charles Street and Williams Street. * ADDITIONAL DETAILS...Tides two to two and a half feet above normal. The next high tide at Chesapeake Beach is at 2:24 AM. The next high tide at Solomons Island is at 12:46 AM. 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 North Beach MLLW Categories - Minor 3.0 ft, Moderate 4.0 ft, Major 5.0 ft MHHW Categories - Minor 1.6 ft, Moderate 2.6 ft, Major 3.6 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/02 AM 3.2 1.8 2.0 1.0 Minor 20/02 PM 2.3 0.9 1.3 0.5 None 21/03 AM 2.3 0.9 1.0 0.5 None 21/03 PM 2.1 0.7 1.0 0.5 None 22/04 AM 2.4 1.0 1.0 0.5 None 22/03 PM 1.8 0.4 0.8 0.5 None Patuxent River at Solomons Island MLLW Categories - Minor 3.0 ft, Moderate 4.0 ft, Major 5.0 ft MHHW Categories - Minor 1.5 ft, Moderate 2.5 ft, Major 3.5 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/12 AM 3.1 1.6 1.7 1.0 Minor 20/12 PM 2.6 1.1 1.4 1.0 None 21/01 AM 2.6 1.1 1.1 1.0 None 21/02 PM 2.3 0.8 1.0 1.0 None 22/02 AM 2.5 1.0 1.0 1.0 None 22/01 PM 2.1 0.6 0.9 1.0 None && $$ MDZ016-VAZ057-200700- /O.CON.KLWX.CF.Y.0047.000000T0000Z-240420T0700Z/ Charles-King George- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 3 AM EDT SATURDAY... * WHAT...Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in Charles and King George Counties. * WHEN...Until 3 AM EDT Saturday, especially around the time of high tide. * IMPACTS...At 3.5 feet, water reaches yards near Cobb Island and docks near Dahlgren. * ADDITIONAL DETAILS...Tides two to two and a half feet above normal. The next high tide at Goose Bay is at 2:37 AM. The next high tide at Dahlgren is at 1:30 AM. The next high tide at Indian Head is at 6:31 AM. 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. Upper Machodoc Creek at Dahlgren MLLW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 7.0 ft MHHW Categories - Minor 1.6 ft, Moderate 3.1 ft, Major 5.1 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/01 AM 3.6 1.7 1.9 1.0 Minor 20/01 PM 3.0 1.1 1.4 0.5 None 21/02 AM 3.0 1.1 1.2 0.5 None 21/02 PM 2.7 0.8 1.0 0.5 None 22/02 AM 3.0 1.1 1.2 0.5 None 22/03 PM 2.8 0.9 1.1 0.5 None && $$ MDZ011-200100- /O.CON.KLWX.CF.Y.0047.000000T0000Z-240420T0100Z/ Southern Baltimore- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 9 PM EDT THIS EVENING... * WHAT...Up to one half foot of inundation above ground level in low lying areas due to tidal flooding. * WHERE...Shoreline in Southern Baltimore County and the City of Baltimore. * WHEN...Until 9 PM EDT this evening, especially around the time of high tide. * IMPACTS...At 3.0 feet, flooding is occurring at the end of Thames Street in Baltimore. Water also nearly covers the promenade at the dragon boat dock in the Inner Harbor. At 3.0 feet, water begins encroaching upon yards in the Bowleys Quarters area. * ADDITIONAL DETAILS...Tides two to two and a half feet above normal. High tide is ongoing at Fort McHenry Baltimore. 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. NW Branch Patapsco River at Baltimore MD MLLW Categories - Minor 3.0 ft, Moderate 5.0 ft, Major 6.0 ft MHHW Categories - Minor 1.3 ft, Moderate 3.3 ft, Major 4.3 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/05 AM 3.2 1.5 1.8 0.5 None 20/05 PM 2.2 0.5 1.0 1.0 None 21/06 AM 2.4 0.7 0.9 0.5 None 21/06 PM 2.0 0.3 0.8 0.5 None 22/07 AM 2.5 0.8 0.9 0.5 None Chesapeake Bay at Bowleys Quarters MLLW Categories - Minor 3.0 ft, Moderate 3.8 ft, Major 5.0 ft MHHW Categories - Minor 1.3 ft, Moderate 2.1 ft, Major 3.3 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 20/05 AM 3.2 1.5 1.9 1.0 Minor 20/05 PM 2.2 0.5 1.1 1.0 None 21/08 AM 2.3 0.6 0.9 0.5 None 21/06 PM 2.0 0.3 0.9 1.0 None 22/07 AM 2.4 0.7 0.9 1.0 None && $$ MDZ508-200300- /O.CON.KLWX.CF.Y.0047.000000T0000Z-240420T0300Z/ Southeast Harford- 756 PM EDT Fri Apr 19 2024 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS EVENING... * 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 11 PM EDT this evening, 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 is ongoing at Havre de Grace. 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 -------- --------- --------- --------- ------- -------- 19/07 PM 4.3 1.9 2.3 1.0 Minor 20/09 AM 3.8 1.4 1.6 1.0 None 20/09 PM 3.2 0.8 1.1 1.0 None 21/09 AM 3.1 0.7 0.8 0.5 None 21/10 PM 3.2 0.8 1.1 0.5 None 22/10 AM 3.3 0.9 0.8 1.0 None && $$ DHOF