Active Weather Alerts
Small Craft Advisory
Issued: 1:01 PM Sep. 23, 2026 – National Weather Service
...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 AM EDT FRIDAY... * WHAT...Northeast winds 15 to 25 kt with gusts up to 30 kt. * WHERE...Tidal Potomac River from Key Bridge to Cobb Island MD, Chesapeake Bay north of North Beach MD, Patapsco River including Baltimore Harbor, Chester River to Queenstown MD, and Eastern Bay. * WHEN...Until 6 AM EDT Friday. * IMPACTS...Conditions will be hazardous to small craft. PRECAUTIONARY/PREPAREDNESS ACTIONS... Inexperienced mariners, especially those operating smaller vessels, should avoid navigating in hazardous conditions. &&
Coastal Flood Advisory
Issued: 8:29 AM Sep. 23, 2026 – National Weather Service
...COASTAL FLOOD ADVISORY NOW IN EFFECT UNTIL 1 AM EDT SATURDAY... * WHAT...Up to one foot of inundation above ground level in low- lying areas near shorelines and tidal waterways. * WHERE...In Delaware, New Castle. In New Jersey, Salem. * WHEN...Until 1 AM EDT Saturday. * IMPACTS...At this level, flooding begins on the most vulnerable roads along tidal waterways. Some partial or full road closures are possible. * ADDITIONAL DETAILS...Widespread minor tidal flooding could continue through into the weekend. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Coastal Flood Advisory means that minor tidal flooding is expected. Minor tidal flooding often results in some road closures. Usually, the most vulnerable roadways will flood. Do not leave your vehicle at a location that is prone to tidal flooding. Do not drive your vehicle through flood waters. The water may be deeper than you think it is. You will be putting yourself in danger and your vehicle may be damaged, leading to costly repairs. Visit the National Water Prediction Service at https://water.noaa.gov/wfo/phi for additional water level and flood impact information for your local tide gauge. && Time of high total tides are approximate to the nearest hour. Delaware River at Reedy Point MLLW Categories - Minor 7.2 ft, Moderate 8.2 ft, Major 9.2 ft MHHW Categories - Minor 1.4 ft, Moderate 2.4 ft, Major 3.4 ft Total Total Departure Day/Time Tide Tide from Norm Flood ft MLLW ft MHHW ft Impact -------- --------- --------- --------- -------- 23/10 AM 7.4 1.6 2.1 Minor 23/10 PM 8.1 2.3 2.0 Minor 24/10 AM 7.5 1.7 1.9 Minor 24/10 PM 8.0 2.2 1.9 Minor 25/11 AM 7.7 1.9 1.8 Minor 25/11 PM 8.1 2.3 1.9 Minor &&
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