Coastal Flood Warning Issued for Anne Arundel County Shoreline Through Monday Night
According to the U.S. Census Bureau's American Community Survey (ACS) 5-year estimates, the CDC PLACES population-level health analysis, and the CMS Hospital Compare quality data, Areazine publishes editorial articles drawing on more than 19,000 U.S. city profiles. See our methodology for full source attribution and refresh cadence.
The National Weather Service has issued a Coastal Flood Warning for Anne Arundel County, with up to one foot of inundation expected in low-lying areas through 10 PM tonight.
What this NWS weather alert tells you, and what most readers miss
This notice was issued by NOAA on April 6, 2026 and geographically references Anne Arundel County, Maryland. Its severity classification of "high" signals how the issuing agency weighs the risk of harm if no action is taken — "critical" and "high" tier alerts typically carry direct consumer actions, while "medium" and "low" tend toward informational guidance or monitoring advisories. The category it belongs to — Weather Alerts — determines the regulatory framework behind it, which shapes what remedies (refunds, replacements, recalls, evacuations) are available to affected individuals and who holds statutory responsibility for enforcement.
Most readers skim a notice like this, check whether they are personally affected, and move on. The more useful lens is to read it as a data point about the issuing system: how quickly NOAA detected the hazard, how precise the geographic or product-identifier scope is, and whether similar notices have clustered in the same category or region in the last 90 days. Cluster patterns frequently precede a broader regulatory action — a single localized NWS weather alert is isolated; three of them within a quarter often indicate a supply-chain, infrastructure, or seasonal driver that will keep producing notices until something structural changes.
For decision-making, Areazine pairs each alert with the original agency URL, the full agency name, and a timestamp so you can verify the notice against the primary source before acting on it. Tags on this item (weather, alert, CoastalFloodWarning, AnneArundel) map to related alerts in the same area of risk — browsing them together gives a clearer picture than any single notice alone, because the shape of an ongoing issue only becomes visible across multiple sequential alerts.
Alert Details
A Coastal Flood Warning has been issued by the National Weather Service Baltimore MD/Washington DC. The alert is effective starting at 12:00 PM EDT and remains in place until 10:00 PM EDT this evening, March 16.
Affected Areas
The warning specifically impacts the shoreline areas of Anne Arundel County, Maryland.
What You Should Do
Residents are advised to take the necessary actions to protect flood-prone property. If travel is required, do not drive around barricades or through water of unknown depth. The response level for this event is categorized as "Avoid."
Expected Conditions
- Inundation: Up to one foot of inundation above ground level is expected in low-lying areas due to tidal flooding.
- Tides: Tides are forecast to be two to two and a half feet above normal.
- Specific Impacts: At 3.2 feet, water is expected to approach businesses on Dock Street in Annapolis. Flooding is anticipated at the City Dock parking lot and on Compromise Street.
Timeline
The Coastal Flood Warning is in effect from 12:00 PM today until 10:00 PM EDT this evening. Flooding is most likely to occur around the time of high tide. The next high tide at the Annapolis U.S. Naval Academy is scheduled for 4:30 PM today.
Original source: NOAA Official Notice ↗
Related Weather Alerts
All Weather Alerts →Frequently Asked Questions
Common questions about this NWS weather alert.
What is this NWS weather alert about? ▾
Which agency issued this alert? ▾
How severe is this alert? ▾
What area is affected? ▾
Where can I find more Weather Alerts updates? ▾
Primary source data
EPA Outdoor Air Quality Data
Federal monitoring network — every measurement we report
AirNow (EPA / NOAA)
Real-time AQI for every monitored U.S. location
National Weather Service
Active watches, warnings, and advisories — NOAA
CDC Air Quality & Health
Health-impact reference behind every AQI category