Headline:
Flood Warning issued April 17 at 8:40PM AST until April 18 at 5:30AM AST by NWS San Juan PR
Event:
Flood Warning
Urgency:
Immediate
Effective:
April 17, 2026 - 5:40pm
Expires:
April 18, 2026 - 2:30am
Description:
* WHAT...River flooding caused by excess runoff continues.
* WHERE...Areas along Rio Culebrina and tributaries in Aguada,
Aguadilla, Moca and San Sebastian.
* WHEN...Until 530 AM AST Saturday.
* IMPACTS...Streams continue to rise due to excess runoff from
earlier rainfall. Low-water crossings are inundated with water and
may not be passable. Expect many areas of slow moving or standing
water. It will take several hours for all the water from these
storms to work through local drainage systems in urban areas.
Emergency managers reported that PR-4439 in Aguada and the bridge
along PR-110 over Rio Culebrinas in moca, are impassable.
* ADDITIONAL DETAILS...
- At 832 PM AST, USGS river gauges along Rio Culebrina continue
to report elevated streamflows due to excess runoff. Flooding
is already occurring in the warned area.
- http://www.weather.gov/safety/flood
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
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:
Aguada, PR; Aguadilla, PR; Moca, PR; San Sebastian, PR
Forcast Office:
NWS San Juan PR
Sender:
w-nws.webmaster@noaa.gov