Flash Flood · Puerto Rico

Flash Flood April 17, 2026 · Hormigueros, Puerto Rico

$10K

Damage as recorded

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

What the National Weather Service wrote

Public reports indicated flooding on several roads in Urbanizacin Valle Hermoso, Hormigueros. Floodwaters covered roadways throughout the neighborhood, creating hazardous travel conditions and rendering some roads nearly impassable. No injuries or structural damage were reported.

The wider storm

An amplifying mid- to upper-level trough, combined with above-normal moisture, maintained an unstable, wet pattern. With previous rain left saturated soils and elevated rivers, heavy rainfall quickly lead to urban flooding, small stream flooding, river flooding, landslides and flash flooding. Significant flooding occurred in Las Piedras, particularly, where several houses where flooded and flash flooded following heavy rainfall.

Began near Hormigueros (18.1500, -67.1500).

Source: NOAA Storm Events Database, event 1332399. Narratives are written by the National Weather Service forecast office that issued the report.

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