Alert archive / Puerto Rico / Flash Flood Warnings in 2012

Flash Flood Warning 41, NWS JSJ

October 31, 2012

NWS JSJ issued this flash flood warning at Oct 31, 2012, 5:06 PM CDT. It was in force for 103 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Oct 31, 2012, 5:06 PM CDT (22:06 UTC)
Expired: Oct 31, 2012, 6:49 PM CDT
In force: 103 min
Issued by: NWS JSJ
Area: Storm-based polygon
Flood severity: None

The radar

The San Juan radar (TJUA), 76 km from the middle of the area, began a volume at 22:09 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, in the capitals the NWS used until 2016.

147 
WGCA52 TJSJ 312206
FFWSJU
PRC013-065-141-010100-
/O.NEW.TJSJ.FF.W.0041.121031T2206Z-121101T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
606 PM AST WED OCT 31 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 900 PM AST

* AT 600 PM AST...RUNOFF FROM PREVIOUS HEAVY RAINFALL IN WESTERN 
UTUADO HAS RESULTED IN SHARP RISES ON THE TANAMA RIVER IN UTUADO. 
USGS RIVERS INDICATED THE RIVER WAS ABOVE FLOOD STAGE AND CONTINUED 
TO RISE. EXPECT FLOODING IN LOW LYING AREAS ALONG THE TANAMA RIVER 
AND IN BARRIOS DOMINGUITO AND ESPERANZA IN ARECIBO.

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 1832 6679 1833 6677 1836 6675 1840 6674
      1843 6672 1841 6670 1838 6671 1834 6673
      1830 6677 1829 6679

$$

ROSA

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

1 follow-up statement

479 
WGCA72 TJSJ 312349
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
749 PM AST WED OCT 31 2012

PRC013-065-141-312358-
/O.CAN.TJSJ.FF.W.0041.000000T0000Z-121101T0100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HATILLO PR-UTUADO PR-ARECIBO PR-
749 PM AST WED OCT 31 2012

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR ARECIBO...UTUADO
AND HATILLO MUNICIPALITIES...

WATER LEVELS HAVE RECEDED IN THE TANAMA RIVER AND NO ADDITIONAL 
RAINFALL IS EXPECTED TONIGHT.

LAT...LON 1832 6679 1833 6677 1836 6675 1840 6674
      1843 6672 1841 6670 1838 6671 1834 6673
      1830 6677 1829 6679

$$

ROSA

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

Nearby

Flash Flood Warnings in Puerto Rico, 2012 Every 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; radar from the NEXRAD Level II archive.