Alert archive / Puerto Rico / Flash Flood Warnings in 2016

Flash Flood Warning 30, NWS JSJ

November 14, 2016

NWS JSJ issued this flash flood warning at Nov 14, 2016, 2:27 PM CST. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Nov 14, 2016, 2:27 PM CST (20:27 UTC)
Expired
Nov 14, 2016, 5:30 PM CST
In force
3 hr
Issued by
NWS JSJ
Area
Storm-based polygon
Flood severity
None

The radar

The San Juan radar (TJUA), 39 km from the middle of the area, began a volume at 20:30 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The text

As transmitted.

097 
WGCA52 TJSJ 142027
FFWSJU
PRC075-149-142330-
/O.NEW.TJSJ.FF.W.0030.161114T2027Z-161114T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
427 PM AST MON NOV 14 2016

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  JUANA DIAZ MUNICIPALITY IN PUERTO RICO...
  VILLALBA MUNICIPALITY IN PUERTO RICO...

* UNTIL 730 PM AST
    
* AT 425 PM AST...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY. RAIN GAUGES ALONG THE RIO TOA VACA, JACAGUAS
  INDICATED THE LEVELS ARE ABOVE OR CLOSE TO FLOOD STAGE, THEREFORE
  A FLASH FLOOD WARNING HAVE BEEN ISSUED. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME
UNSTABLE AND UNSAFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 1811 6643 1809 6642 1809 6643 1808 6643
      1810 6652 1814 6649 1814 6642

$$

CAM
1 follow-up statement
497 
WGCA72 TJSJ 142302
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
702 PM AST MON NOV 14 2016

PRC075-149-142330-
/O.CON.TJSJ.FF.W.0030.000000T0000Z-161114T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JUANA DIAZ PR-VILLALBA PR-
702 PM AST MON NOV 14 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 730 PM AST FOR
JUANA DIAZ AND VILLALBA MUNICIPALITIES...

AT 653 PM AST...EMERGENCY MANAGEMENT REPORTED FLOODING ALONG THE
JACAGUAS RIVER, SURGE OF WATER IS DUE TO EXCESSIVE RUNOFF IN ADDITION
TO THE OPENING OF FLOOD GATES BY THE WATER COMPANY. THEREFORE, BE
CAUTIOUS ALONG THE JACAGUAS RIVER WERE FLOODING IS OCCURRING. ROAD
510 IN BARRIO SABANA LLANA AT JUANA DIAZ WAS CLOSED DUE TO FLOODING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

STAY AWAY OR BE SWEPT AWAY. RIVER BANKS AND CULVERTS CAN BECOME
UNSTABLE AND UNSAFE.

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN.  DO NOT ATTEMPT TO TRAVEL ACROSS
FLOODED ROADS. FIND AN ALTERNATE ROUTE.  IT TAKES ONLY A FEW INCHES
OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 1811 6643 1809 6645 1809 6646 1810 6652
      1814 6649 1814 6642

$$

CAM

ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN

The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 14, 12:08 AM CSTAreal Flood WarningJSJ6 hr
Nov 14, 6:15 AM CSTAreal Flood WarningJSJ12 hr
Nov 14, 11:37 AM CSTAreal Flood AdvisoryJSJ113 min
Nov 14, 12:38 PM CSTAreal Flood AdvisoryJSJ112 min
Nov 14, 1:28 PM CSTAreal Flood AdvisoryJSJ3 hr
Nov 14, 2:01 PM CSTAreal Flood AdvisoryJSJ3 hr
Nov 14, 2:37 PM CSTAreal Flood AdvisoryJSJ3 hr
Nov 14, 3:19 PM CSTFlash Flood WarningJSJ3 hr
Nov 14, 3:44 PM CSTFlash Flood WarningJSJ3 hr
Nov 14, 3:50 PM CSTAreal Flood AdvisoryJSJ3 hr
Nov 14, 4:38 PM CSTAreal Flood AdvisoryJSJ52 min
Nov 14, 5:40 PM CSTFlash Flood WarningJSJ3 hr

Nearby

Flash Flood Warnings in Puerto Rico, 2016Every flash flood warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.