Alert archive / Puerto Rico / Flash Flood Warnings in 2012

Flash Flood Warning 7, NWS JSJ

March 28, 2012

NWS JSJ issued this flash flood warning at Mar 28, 2012, 5:10 PM CDT. It was in force for 3 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 28, 2012, 5:10 PM CDT (22:10 UTC)
Expired
Mar 28, 2012, 8:15 PM CDT
In force
3 hr
Issued by
NWS JSJ
Area
Storm-based polygon
Flood severity
None

The radar

The San Juan radar (TJUA), 73 km from the middle of the area, began a volume at 22:10 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.

What was reported inside it

TimeReportWhereRemark
Mar 28, 6:50 PM CDTFLASH FLOODUtuado, PRHOUSES FLOODED WITH 2 PEOPLE AFFECTED.ALSO 2 PEOPLE TRAPPED IN ROAD.
Mar 28, 7:40 PM CDTFLASH FLOODUtuado, PRHOUSES AND ROADS FLOODED IN JESUS MARIA LAGO AND IN ROAD 10 RIO ABAJO BO LA PALA MARCELO WITH PEOPLE AFFECTED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The text

As transmitted, in the capitals the NWS used until 2016.

802 
WGCA52 TJSJ 282210
FFWSJU
PRC013-065-141-290115-
/O.NEW.TJSJ.FF.W.0007.120328T2210Z-120329T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
610 PM AST WED MAR 28 2012

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     HATILLO
     UTUADO
     ARECIBO

* UNTIL 915 PM AST

* AT 605 PM AST...WEATHER DOPPLER RADAR INDICATED MODERATE TO 
LOCALLY HEAVY SHOWER ACTIVITY ACROSS PARTS OF THE WARNED AREA. THIS 
RAINFALL IN ADDITION TO THE RAINFALL THAT HAS ALREADY OCCURRED... 
WILL RESULT IN RAPID RISES ON SMALL STREAMS...CREEKS AND RIVERS 
ACROSS THESE MUNICIPALITIES. RESIDENTS IN FLOOD PRONE AREAS SHOULD 
MOVE TO HIGHER GROUND IMMEDIATELY AND NEVER TRY TO CROSS A FLOODED 
ROADWAY. 

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 1836 6681 1836 6661 1826 6662 1826 6681

$$

OM

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
Mar 27, 8:07 PM CDTAreal Flood AdvisoryJSJ5 hr
Mar 27, 9:50 PM CDTAreal Flood WarningJSJ3 hr
Mar 28, 3:31 AM CDTSmall Craft AdvisoryJSJ59 hr
Mar 28, 12:58 PM CDTAreal Flood AdvisoryJSJ111 min
Mar 28, 1:42 PM CDTAreal Flood AdvisoryJSJ3 hr
Mar 28, 2:45 PM CDTAreal Flood AdvisoryJSJ5 hr
Mar 28, 3:53 PM CDTAreal Flood AdvisoryJSJ3 hr
Mar 28, 4:04 PM CDTAreal Flood AdvisoryJSJ3 hr
Mar 28, 5:04 PM CDTAreal Flood AdvisoryJSJ116 min
Mar 28, 5:33 PM CDTAreal Flood AdvisoryJSJ117 min
Mar 28, 6:07 PM CDTAreal Flood AdvisoryJSJ2 hr
Mar 28, 6:33 PM CDTAreal Flood AdvisoryJSJ3 hr
Mar 28, 6:52 PM CDTAreal Flood WarningJSJ21 hr

Nearby

Flash Flood Warnings in Puerto Rico, 2012Every flash flood warning in 2012

Sources

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