Active Weather Alerts
Coastal Flood Advisory
Issued: 12:25 PM Sep. 20, 2026 – National Weather Service
...COASTAL FLOOD ADVISORY IN EFFECT UNTIL 6 AM EDT MONDAY... * WHAT...Up to one and a half feet of inundation above ground level expected in low lying areas due to tidal flooding. * WHERE...Shoreline in Anne Arundel County. * WHEN...Until 6 AM EDT Monday, especially around the time of high tide. * IMPACTS...At 2.8 feet, flooding of some of the parking area near Dock Street in Annapolis may occur, with water surrounding the Alex Haley Memorial. * ADDITIONAL DETAILS...Tides one to one and a half feet above normal. The next two high tides at Annapolis U.S. Naval Academy are at 12:20 PM and 2:07 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. 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 -------- --------- --------- --------- ------- -------- 20/10 AM 2.6 1.2 1.5 1.0 Minor 21/01 AM 2.9 1.5 1.3 0.5 Minor 22/03 AM 2.3 0.9 0.7 1.0 None 22/01 PM 2.4 1.0 1.2 1.0 None 23/03 AM 2.8 1.4 1.2 1.0 Minor &&
Small Craft Advisory
Issued: 11:36 AM Sep. 20, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 1 PM EDT THIS AFTERNOON... * WHAT...South winds 10 to 15 kt with gusts up to 20 kt. * WHERE...Chesapeake Bay and adjoining estuaries north of Smith Point VA, and Tidal Potomac from Cobb Island MD to Smith Point VA. * WHEN...Until 1 PM EDT this afternoon. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
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