Flash Flood Warning 6, NWS JSJ

Issued

Apr 29, 2011, 4:13 PM CDT (21:13 UTC)

Expired

Apr 29, 2011, 7:15 PM CDT

In force

3 hr

Issued by

NWS JSJ

Area

Storm-based polygon

Flood severity

None

The San Juan radar (TJUA), 75 km from the middle of the area, began a volume at 21:15 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.

901 
WGCA52 TJSJ 292113
FFWSJU
PRC001-081-141-300015-
/O.NEW.TJSJ.FF.W.0006.110429T2113Z-110430T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
513 PM AST FRI APR 29 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     ADJUNTAS
     UTUADO
     LARES

* UNTIL 815 PM AST

* AT 504 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR AND 
EMERGENCY MANAGEMENT OFFICIAL REPORTED TORRENTIAL RAINFALL OCCURRING 
ACROSS THESE MUNICIPALITIES. ALSO...U.S.G.S RIVER SENSOR INDICATED 
RAPID RISES ALONG THE FOLLOWING RIVERS...RIO TANAMA...RIO GUAJATACA 
AND RIO GRANDE DE ARECIBO. VERY HEAVY RAINFALL IS EXPECTED TO 
CONTINUE TO AT LEAST 815 PM AST. MUDSLIDES ARE ALSO POSSIBLE.

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.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.

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 1834 6684 1833 6666 1820 6666 1822 6685

$$

CASTRO

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

859 
WGCA72 TJSJ 300009
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
809 PM AST FRI APR 29 2011

PRC001-081-141-300018-
/O.EXP.TJSJ.FF.W.0006.000000T0000Z-110430T0015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ADJUNTAS PR-UTUADO PR-LARES PR-
809 PM AST FRI APR 29 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 815 PM AST FOR LARES...
UTUADO AND ADJUNTAS MUNICIPALITIES...

DOPPLER RADAR INDICATED THAT THE HEAVY RAIN WHICH AFFECTED THIS AREA
HAD DISSIPATED OR MOVED AWAY. NO SIGNIFICANT ADDITIONAL RAINFALL IS 
EXPECTED ACROSS THESE AREAS AT THIS TIME. HOWEVER...SEVERAL 
MUDSLIDES HAS BEEN REPORTED. THEREFORE...RESIDENTS AND MOTORISTS 
ACROSS THESE AREAS SHOULD BE ALERT TO PONDING OF WATER ON ROADWAYS 
AND ALLOW TIME FOR STREAMS...CREEKS AND RIVERS TO RETURN TO NORMAL 
LEVELS DURING THE NEXT COUPLE OF HOURS.


LAT...LON 1834 6684 1833 6666 1820 6666 1822 6685

$$

CASTRO

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.