Puerto Rico Minor Flood Advisory | Effective 10/01/2026 14:06

Headline: 
Flood Advisory issued October 1 at 5:06PM AST until October 1 at 7:00PM AST by NWS San Juan PR
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
October 1, 2026 - 2:06pm
Expires: 
October 1, 2026 - 4:00pm
Description: 
* WHAT...Urban area and small stream flooding caused by excessive rainfall is expected. * WHERE...Humacao, Las Piedras & Naguabo in Puerto Rico... * WHEN...Until 700 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 506 PM AST, Doppler radar indicated heavy rain due to thunderstorms. This will cause urban and small stream flooding. Up to 2 inches of rain have fallen. - Additional rainfall amounts up to 2 inches are expected over the area. This additional rain will result in minor flooding. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Humacao, PR; Las Piedras, PR; Naguabo, PR
Forcast Office: 
NWS San Juan PR
Sender: 
w-nws.webmaster@noaa.gov