Flash Flood Warning 130, NWS JSJ

Issued

Sep 12, 2011, 10:18 PM CDT (03:18 UTC)

Expired

Sep 13, 2011, 1:29 AM CDT

In force

3 hr

Issued by

NWS JSJ

Area

Storm-based polygon

Flood severity

None

The San Juan radar (TJUA), 12 km from the middle of the area, began a volume at 03:19 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.

202 
WGCA52 TJSJ 130318
FFWSJU
PRC015-057-109-130915-
/O.NEW.TJSJ.FF.W.0130.110913T0318Z-110913T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
1118 PM AST MON SEP 12 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     ARROYO
     GUAYAMA
     PATILLAS

* UNTIL 515 AM AST

* AT 1113 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED  
  SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAIN ACROSS SOUTHEAST    
  PUERTO RICO MOVING REPEATEDLY OVER THE SAME AREAS. RAINFALL        
  AMOUNTS OF ONE TO THREE INCHES PER HOUR WILL BE COMMON WITH THESE  
  THUNDERSTORMS. THIS WILL CAUSE FLASH FLOODING OF SMALL STREAMS AND 
  IN THE RIO GRANDE DE PATILLAS AND RIO MARIN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING 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.

&&

LAT...LON 1795 6620 1801 6620 1805 6617 1804 6613
      1809 6613 1811 6610 1810 6602 1807 6601
      1802 6595 1799 6593 1798 6591 1796 6608
      1793 6615 1792 6622

$$

ROSA

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

269 
WGCA72 TJSJ 130629
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
229 AM AST TUE SEP 13 2011

PRC015-057-109-130639-
/O.CAN.TJSJ.FF.W.0130.000000T0000Z-110913T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ARROYO PR-GUAYAMA PR-PATILLAS PR-
229 AM AST TUE SEP 13 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR PATILLAS...GUAYAMA
AND ARROYO MUNICIPALITIES...

WATER LEVELS HAVE RECEDED IN THESE AREAS. 

LAT...LON 1795 6620 1801 6620 1805 6617 1804 6613
      1809 6613 1811 6610 1810 6602 1807 6601
      1802 6595 1799 6593 1798 6591 1796 6608
      1793 6615 1792 6622

$$

ROSA

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

Flash Flood Warnings in Puerto Rico, 2011Every flash flood warning in 2011

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.