Puerto Rico Minor Flood Advisory | Effective 09/01/2026 11:02

Headline: 
Flood Advisory issued September 1 at 2:02PM AST until September 1 at 4:00PM AST by NWS San Juan PR
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
September 1, 2026 - 11:02am
Expires: 
September 1, 2026 - 1:00pm
Description: 
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Bayamon County in Puerto Rico... Guaynabo County in Puerto Rico... San Juan County in Puerto Rico... Trujillo Alto County in Puerto Rico... * WHEN...Until 400 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 201 PM AST, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 1 and 2 inches of rain have fallen. - Additional rainfall amounts of up to around 1 inch are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... San Juan, Guaynabo, Bayamon, Trujillo Alto, Sabana Seca and Carolina. - http://www.weather.gov/safety/flood
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.
Area Description: 
Bayamon, PR; Guaynabo, PR; San Juan, PR; Trujillo Alto, PR
Forcast Office: 
NWS San Juan PR
Sender: 
w-nws.webmaster@noaa.gov