Flood · Puerto Rico

Flood September 27, 2025 · Guaynabo, Puerto Rico

$400

Damage as recorded

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

Emergency managers reported flooding affecting the exit from Expreso Rafael Martinez Nadal toward Avenida Gonzalez Giusti/San Patricio Village, in front of Dennis Restaurant near Plaza San Patricio in Guaynabo. The roadway has been closed and is currently impassable for all traffic.

The wider storm

The flooding threat increased as a robust tropical wave moved across the region. This wave combined with instability associated with an upper-level trough. As the wave departed, tropical moisture continued to flux into Puerto Rico. Showers and thunderstorms were numerous, causing flooding, landslide and wind damage.

Began near Guaynabo (18.4036, -66.1064).

Source: NOAA Storm Events Database, event 1294808. Narratives are written by the National Weather Service forecast office that issued the report.

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