Flash Flood Warning 17, NWS JSJ

Issued

May 17, 2011, 2:11 PM CDT (19:11 UTC)

Expired

May 17, 2011, 3:38 PM CDT

In force

87 min

Issued by

NWS JSJ

Area

Storm-based polygon

Flood severity

None

The San Juan radar (TJUA), 21 km from the middle of the area, began a volume at 19:11 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.

497 
WGCA52 TJSJ 171911
FFWSJU
PRC009-019-041-045-105-172215-
/O.NEW.TJSJ.FF.W.0017.110517T1911Z-110517T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
311 PM AST TUE MAY 17 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     CIDRA
     COMERIO
     AIBONITO
     BARRANQUITAS
     NARANJITO

* UNTIL 615 PM AST

* AT 306 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR AND USGS 
RIVER SENSORS INDICATED THAT THE HEAVY RAINS OVER THE AREA HAVE 
CAUSED THE RIO DE LA PLATA IN COMERIO  TO RISE AND IT IS ABOUT TO GO 
OVER ITS FLOOD STAGE.

FOR THE RIO DE LA PLATA AT COMERIO - COMP4
     FLOOD STAGE - 11 FEET.
     AT 306 PM AST...THE USGS SENSOR INDICATED THE RIVER HAD         
     RISEN TO 10.21 FEET.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 1827 6628 1827 6622 1823 6620 1817 6619
      1815 6626

$$

JJA

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

299 
WGCA72 TJSJ 172038
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
438 PM AST TUE MAY 17 2011

PRC009-019-041-045-105-172044-
/O.CAN.TJSJ.FF.W.0017.000000T0000Z-110517T2215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CIDRA PR-COMERIO PR-AIBONITO PR-BARRANQUITAS PR-NARANJITO PR-
438 PM AST TUE MAY 17 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NARANJITO...
BARRANQUITAS...AIBONITO...COMERIO AND CIDRA MUNICIPALITIES...

THE HEAVY RAIN THAT CAUSED THE RIO DE LA PLATA IN COMERIO TO RISE 
HAS DISSIPATED AND ONLY LIGHT RAIN REMAINS. THE USGS SENSORS 
INDICATE THAT THE LEVEL HAS GONE DOWN AND IT CONTINUES TO DO SO. FOR 
THAT REASON THE FLASH FLOOD WARNING HAS BEEN CANCELED. 

FOR THE RIO DE LA PLATA AT COMERIO - COMP4
     FLOOD STAGE - 11 FEET.
     AT 430 PM AST...THE USGS SENSOR INDICATED THE RIVER HAD         
     RECEDED TO 9.29 FEET.

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.

LAT...LON 1827 6628 1827 6622 1823 6620 1817 6619
      1815 6626

$$

JJA

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.