Flash Flood — Guaynabo, Puerto Rico

2024-10-30 to 2024-10-31 · near Guaynabo, Guaynabo, Puerto Rico

$1K

Property damage

Event narrative

Emergency Managers reported that Wilson St. (PR-24) was impassable and closed. Particularly in an exit near a Walgreens and a Puma Energy towards El Cano Ave. (PR-165) and Del Comercio Ave.

Wider weather episode

A series of cold fronts and a polar trough increased moisture and instability across the region for the last three days of October. Moisture levels went well above the climatological value, leading to a significant increase in showers and thunderstorms. Showers were very numerous, with rainfall accumulations surpassing 8 inches in sectors of northeastern and southeastern Puerto Rico. Soils were saturated, and rivers were running very high, triggering the issuance of a Flood Watch. With the excessive rainfall, multiple flash flooding events and mudslides unfolded.

View location on OpenStreetMap → (18.4297, -66.1154)

Source: NOAA Storm Events Database, event_id 1216853. Narrative written by the NWS forecast office that issued the report.