Puerto Rico Minor Flood Advisory | Effective 09/17/2026 12:23

Headline: 
Flood Advisory issued September 17 at 3:23PM AST until September 17 at 5:30PM AST by NWS San Juan PR
Event: 
Flood Advisory
Urgency: 
Expected
Effective: 
September 17, 2026 - 12:23pm
Expires: 
September 17, 2026 - 2:30pm
Description: 
* WHAT...Flooding caused by excessive rainfall is expected. * WHERE...Vieques Puerto Rico... * WHEN...Until 530 PM AST. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 323 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 up to 2 inches are expected over the area. This additional rain will result in minor flooding.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
Area Description: 
Vieques, PR
Forcast Office: 
NWS San Juan PR
Sender: 
w-nws.webmaster@noaa.gov