Coastal Flood — Anne Arundel, Maryland

2025-10-19 · Anne Arundel, Maryland

Event narrative

Strong southerly winds combined with high astronomical tides due to a New Moon raised water levels significantly along the western shore of the Chesapeake Bay with Annapolis experiencing moderate coastal flooding during multiple high tide cycles on Oct 19, 2025. Water levels crested at 3.35' MLLW at 312 AM EST on Oct 19th. Lead time for this event was 26.6 hours.

Wider weather episode

Strong southerly winds combined with high astronomical tides due to a New Moon resulted in moderate coastal flooding at Annapolis during multiple high tide cycles.

Source: NOAA Storm Events Database, event_id 1292966. Narrative written by the NWS forecast office that issued the report.