Headline:
Flash Flood Warning issued April 17 at 4:29PM AST until April 17 at 7:00PM AST by NWS San Juan PR
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
April 17, 2026 - 1:29pm
Expires:
April 17, 2026 - 4:00pm
Description:
At 429 PM AST, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Up to 1.5 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...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
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.
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:
Bayamon, PR; Guaynabo, PR; Toa Baja, PR
Forcast Office:
NWS San Juan PR
Sender: