Puerto Rico Severe Flash Flood Warning | Effective 10-04-2026 13:30

Headline: 
Flash Flood Warning issued October 4 at 4:30PM AST until October 4 at 6:30PM AST by NWS San Juan PR
Event: 
Flash Flood Warning
Urgency: 
Immediate
Effective: 
October 4, 2026 - 1:30pm
Expires: 
October 4, 2026 - 3:30pm
Description: 
FFWSJU The National Weather Service in San Juan has issued a * Flash Flood Warning for... Ceiba County in Puerto Rico... Fajardo County in Puerto Rico... * Until 630 PM AST. * At 430 PM AST, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 3 and 4 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar indicated. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. * Ceiba Emergency Managers reported an ongoing rescue on PR 976, km 10.
Instruction: 
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Flooding is occurring or is imminent. It is important to know where you are relative to streams, rivers, or creeks which can become killers in heavy rains. Campers and hikers should avoid streams or creeks. 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.
SNM: AVISO DE INUNDACIONES REPENTINAS hasta 6:30 PM AST. Evite areas inundadas.
Servicio Nacional de Meteorologia: AVISO DE INUNDACIONES REPENTINAS en efecto para esta area hasta las 6:30 PM AST. Esta es una situacion peligrosa y amenaza la vida. No intente viajar a menos que sea para abandonar un area propensa a inundaciones o bajo una orden de desalojo.
Area Description: 
Ceiba, PR; Fajardo, PR
Forcast Office: 
NWS San Juan PR
Sender: 
w-nws.webmaster@noaa.gov