Coastal Flood Advisory

Full Alert Message

Coastal Hazard Message National Weather Service Baltimore MD/Washington DC 945 PM EDT Wed Jun 17 2026 ...COASTAL FLOOD ADVISORY REMAINS IN EFFECT FROM 5 AM TO 1 PM EDT THURSDAY... * WHAT...Up to one foot of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in Anne Arundel County. * WHEN...From 5 AM to 1 PM EDT Thursday, 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 one and a half to two feet above normal. The next high tide at Annapolis U.S. Naval Academy is at 8:43 AM and 9:00 PM. 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. Severn River at Annapolis MLLW Categories - Minor 2.6 ft, Moderate 3.3 ft, Major 5.0 ft MHHW Categories - Minor 1.2 ft, Moderate 1.9 ft, Major 3.6 ft Total Total Departure Day/Time Tide Tide from Norm Waves Flood ft MLLW ft MHHW ft ft Impact -------- --------- --------- --------- ------- -------- 18/08 AM 3.2 1.8 1.6 1.0 Minor 18/08 PM 2.2 0.8 1.0 0.5 None 19/09 AM 2.2 0.8 0.6 0.5 None 19/10 PM 1.7 0.3 0.4 0.5 None 20/10 AM 1.9 0.5 0.4 0.5 None