Puerto Rico Flood Warning | Effective 04/18/2026 08:50

Headline: 
Flood Warning issued April 18 at 11:50AM AST until April 18 at 6:00PM AST by NWS San Juan PR
Event: 
Flood Warning
Urgency: 
Expected
Effective: 
April 18, 2026 - 8:50am
Expires: 
April 18, 2026 - 3:00pm
Description: 
* WHAT...Flooding caused by floodwater from Rio Culebrinas. * WHERE...Aguada and Aguadilla. * WHEN...Until 600 PM AST Saturday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. 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 1146 AM AST, emergency management reported that floodwater continue to affect portions of roads PR-115, PR-418, and PR-4439, which remain closed. Additional periods of moderate to heavy rains are expected across the basin, which may exharcebate current overflowing conditions.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely.
Area Description: 
Aguada, PR; Aguadilla, PR
Forcast Office: 
NWS San Juan PR