Flash Flood — Guaynabo, Puerto Rico

2025-05-03 · near Guaynabo, Guaynabo, Puerto Rico

Event narrative

A 911 caller reported flash flooding affecting Avenida Martinez Nadal, near the Denny's exit, with a person trapped in a vehicle.

Wider weather episode

Unstable and wet weather conditions were anticipated in early May due to a combination of abundant tropical moisture and a series of upper-level troughs moving over the region.

View location on OpenStreetMap → (18.4042, -66.1056)

Source: NOAA Storm Events Database, event_id 1268883. Narrative written by the NWS forecast office that issued the report.