Flood — San Sebastian, Puerto Rico

2025-11-18 · near San Sebastian, San Sebastian, Puerto Rico

$400

Property damage

Event narrative

Emergency managers reported flooding on PR-446 at km 0.3 intersection with PR-111 in Barrio Robles, near the Walgreens. Both lanes were inundated, and officials were planning to close the roadway. Radar estimates indicate that approximately 2 to 3.5 inches of rain had fallen in the area by the time of the report.

Wider weather episode

A surface trough, diurnal heating, and afternoon convection, promoted showers and thunderstorms, mainly over the northwestern quadrant of Puerto Rico on November 18th. Reports of flooded roads and a landslide were received from sectors of San Sebastian.

View location on OpenStreetMap → (18.3467, -66.9987)

Source: NOAA Storm Events Database, event_id 1295010. Narrative written by the NWS forecast office that issued the report.