Alert archive / Puerto Rico / Flash Flood Warnings in 2011

Flash Flood Warning 57, NWS JSJ

June 7, 2011

NWS JSJ issued this flash flood warning at Jun 7, 2011, 8:44 AM CDT. It was in force for 6 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: Jun 7, 2011, 8:44 AM CDT (13:44 UTC)
Expired: Jun 7, 2011, 2:45 PM CDT
In force: 6 hr
Issued by: NWS JSJ
Area: Storm-based polygon
Flood severity: None

The radar

The San Juan radar (TJUA), 43 km from the middle of the area, began a volume at 13:47 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.

623 
WGCA52 TJSJ 071344
FFWSJU
PRC037-053-089-103-119-071645-
/O.NEW.TJSJ.FF.W.0057.110607T1344Z-110607T1645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
944 AM AST TUE JUN 7 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     LUQUILLO
     NAGUABO
     CEIBA
     FAJARDO
     RIO GRANDE

* UNTIL 1245 PM AST

* AT 933 AM AST...WEATHER DOPPLER RADAR INDICATED MODERATE SHOWER 
ACTIVITY OVER THE WARNED AREA. THIS RAINFALL IN ADDITION TO THE 
RAINFALL THAT HAS ALREADY OCCURRED...WILL GENERATE FAST RISES TO 
FLOOD STAGE ON RIVERS...SMALLER STREAMS AND TRIBUTARIES IN THE 
WARNED AREA. RESIDENTS IN FLOOD PRONE AREAS SHOULD MOVE TO HIGHER 
GROUND IMMEDIATELY AND NEVER TRY TO CROSS A FLOODED ROADWAY. OVER
2 INCHES OF RAIN IS LIKELY THROUGH 12:45 PM AST.

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 1839 6577 1835 6563 1824 6562 1825 6579
      1828 6582

$$

OMS

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

2 follow-up statements

101 
WGCA52 TJSJ 071638
FFWSJU
PRC037-053-089-103-119-071945-
/O.EXT.TJSJ.FF.W.0057.000000T0000Z-110607T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
1238 PM AST TUE JUN 7 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 345 PM AST

* AT 1230...WEATHER DOPPLER RADAR CONTINUES TO INDICATE MODERATE 
SHOWER ACTIVITY ACROSS THE WARNED AREA. ADDITIONAL SHOWERS AND 
THUNDERSTORMS ARE EXPECTED THIS AFTERNOON. THIS RAINFALL IN ADDITION 
TO THE RAINFALL THAT HAS ALREADY OCCURRED...WILL CONTINUE TO RESULT 
IN RAPID RISES ON RIVERS...SMALLER STREAMS AND TRIBUTARIES. 
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 1839 6577 1835 6563 1824 6562 1825 6579
      1828 6582

$$

OMS

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

855 
WGCA72 TJSJ 071939
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
339 PM AST TUE JUN 7 2011

PRC037-053-089-103-119-071947-
/O.EXP.TJSJ.FF.W.0057.000000T0000Z-110607T1945Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LUQUILLO PR-NAGUABO PR-CEIBA PR-FAJARDO PR-RIO GRANDE PR-
339 PM AST TUE JUN 7 2011

...THE FLASH FLOOD WARNING WILL EXPIRE AT 345 PM AST FOR RIO
GRANDE...FAJARDO...CEIBA...NAGUABO AND LUQUILLO 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. ALSO USGS RIVER SENSOR ON 
RIO FAJARDO AT PARAISO INDICATES THAT THE RIVER IS SLOWLY RECEDING. 
THE CURRENT RIVER STAGE IS 7.51 FEET AND FALLING. RESIDENTS AND 
MOTORISTS ACROSS THESE AREAS SHOULD HOWEVER BE ALERT TO PONDING OF 
WATER ON ROADWAYS AND ALLOW TIME FOR STREAMS...CREEKS AND RIVERS TO 
RETURN TO NORMAL LEVELS. ADDITIONAL RAINFALL IS POSSIBLE...AS A 
RESULT A FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH MIDNIGHT.

LAT...LON 1839 6577 1835 6563 1824 6562 1825 6579
      1828 6582

$$

KN

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
Jun 6, 7:40 PM CDT	Flash Flood Warning	JSJ	3 hr
Jun 6, 7:41 PM CDT	Flash Flood Warning	JSJ	3 hr
Jun 7, 12:44 AM CDT	Areal Flood Advisory	JSJ	6 hr
Jun 7, 1:07 AM CDT	Areal Flood Advisory	JSJ	8 hr
Jun 7, 6:27 AM CDT	Flash Flood Warning	JSJ	6 hr
Jun 7, 7:32 AM CDT	Areal Flood Warning	JSJ	10 hr
Jun 7, 8:12 AM CDT	Flash Flood Warning	JSJ	3 hr
Jun 7, 8:25 AM CDT	Areal Flood Advisory	JSJ	6 hr
Jun 7, 8:52 AM CDT	Areal Flood Warning	JSJ	8 hr
Jun 7, 9:34 AM CDT	Flash Flood Warning	JSJ	3 hr
Jun 7, 1:32 PM CDT	Areal Flood Advisory	JSJ	118 min

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.