Alert archive / Puerto Rico / Flash Flood Warnings in 2011

Flash Flood Warning 89, NWS JSJ

August 3, 2011

NWS JSJ issued this flash flood warning at Aug 3, 2011, 7:28 AM CDT. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 3, 2011, 7:28 AM CDT (12:28 UTC)
Expired: Aug 3, 2011, 10:30 AM CDT
In force: 3 hr
Issued by: NWS JSJ
Area: Storm-based polygon
Flood severity: None

The radar

The San Juan radar (TJUA), 44 km from the middle of the area, began a volume at 12:29 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.

701 
WGCA52 TJSJ 031228
FFWSJU
PRC037-053-089-103-119-031530-
/O.NEW.TJSJ.FF.W.0089.110803T1228Z-110803T1530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
828 AM AST WED AUG 3 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     LUQUILLO
     NAGUABO
     CEIBA
     FAJARDO
     RIO GRANDE

* UNTIL 1130 AM AST

* AT 824 AM AST...USGS RIVER SENSORS INDICATE THAT THE FAJARDO RIVER 
IS STILL OUT OF ITS BANKS. ADDITIONAL RAINFALL IS EXPECTED ACROSS 
THE AREA. THEREFORE...THE FLASH FLOOD WARNING HAS BEEN EXTENDED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
UNDERPASSES. ADDITIONALLY...ROADS AND LANDS ALONG THE BANKS OF
CREEKS...STREAMS AND OTHER LOW LYING AND POOR DRAINAGE AREAS ARE
SUBJECT TO FLOODING. MOTORISTS ARE URGED TO AVOID ROADS WHERE
EXCESSIVE PONDING IS OBSERVED.

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 1843 6586 1838 6563 1823 6559 1819 6572

$$

JJA

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.

Issued	Product	Office	Lasted
Aug 3, 1:19 AM CDT	Areal Flood Advisory	JSJ	7 hr
Aug 3, 1:40 AM CDT	Flash Flood Warning	JSJ	6 hr
Aug 3, 3:56 AM CDT	Areal Flood Advisory	JSJ	11 min
Aug 3, 4:02 AM CDT	Flash Flood Warning	JSJ	5 hr
Aug 3, 4:37 AM CDT	Flash Flood Watch	JSJ	34 hr
Aug 3, 4:57 AM CDT	Flash Flood Warning	JSJ	4 hr
Aug 3, 5:20 AM CDT	Special Marine Warning	JSJ	55 min
Aug 3, 6:17 AM CDT	Areal Flood Warning	JSJ	12 hr
Aug 3, 6:38 AM CDT	Areal Flood Warning	JSJ	12 hr
Aug 3, 7:11 AM CDT	Areal Flood Advisory	JSJ	3 hr
Aug 3, 8:20 AM CDT	Flash Flood Warning	JSJ	5 hr
Aug 3, 8:54 AM CDT	Areal Flood Advisory	JSJ	5 hr
Aug 3, 9:02 AM CDT	Flash Flood Warning	JSJ	3 hr
Aug 3, 9:40 AM CDT	Flash Flood Warning	JSJ	5 hr
Aug 3, 9:52 AM CDT	Severe Thunderstorm Warning	JSJ	53 min
Aug 3, 10:27 AM CDT	Flash Flood Warning	JSJ	3 hr
Aug 3, 11:26 AM CDT	Areal Flood Advisory	JSJ	3 hr
Aug 3, 12:12 PM CDT	Areal Flood Advisory	JSJ	3 hr
Aug 3, 12:19 PM CDT	Small Craft Advisory	JSJ	31 hr
Aug 3, 1:02 PM CDT	Special Marine Warning	JSJ	58 min
Aug 3, 2:29 PM CDT	Flash Flood Warning	JSJ	6 hr
Aug 3, 4:32 PM CDT	Areal Flood Advisory	JSJ	5 hr
Aug 3, 6:30 PM CDT	Areal Flood Warning	JSJ	3 hr

Nearby

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

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.