San Juan, Puerto Rico

Regional Weather Alerts


Alert: Flood Warning
Area(s): Aguada, PR; Aguadilla, PR; Moca, PR
Effective: 2026-04-19 @ 5:40 am -> 2026-04-19 @ 11:00 am
Onset: 2026-04-19 @ 5:40 am -> 2026-04-19 @ 11:00 am
Severity: Severe
Certainty: Likely
Urgency: Expected
Issued By: NWS San Juan PR on 2026-04-19 @ 5:40 am
Headline: Flood Warning issued April 19 at 6:40AM AST until April 19 at 12:00PM AST by NWS San Juan PR
Description: * WHAT...Flooding caused by floodwater from Rio Culebrinas continue.

* WHERE...Communities along the Rio Culebrinas basin in Aguada,
Aguadilla and Moca.

* WHEN...Until noon AST.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring. Numerous roads
remain closed due to flooding. Streams continue to rise due to
excess runoff from earlier rainfall. Low-water crossings are
inundated with water and may not be passable. Expect many areas of
slow moving or standing water. It will take several hours for all
the water from these storms to work through local drainage systems
in urban areas.

* ADDITIONAL DETAILS...
- At 637 AM AST, USGS river gauge reports indicated that Rio
Culebrinas remain at Action Flood Stage, currently at 13.99
ft (action stage = 13 feet). Flooding is ongoing in the
warned area.
- http://www.weather.gov/safety/flood