Alert archive / Puerto Rico / Flash Flood Warnings in 2011

Flash Flood Warning 65, NWS JSJ

June 8, 2011

NWS JSJ issued this flash flood warning at Jun 8, 2011, 12:10 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
Jun 8, 2011, 12:10 AM CDT (05:10 UTC)
Expired
Jun 8, 2011, 3:15 AM CDT
In force
3 hr
Issued by
NWS JSJ
Area
Storm-based polygon
Flood severity
None

The radar

The San Juan radar (TJUA), 49 km from the middle of the area, began a volume at 05:11 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.

The text

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

537 
WGCA52 TJSJ 080510
FFWSJU
PRC039-101-080815-
/O.NEW.TJSJ.FF.W.0065.110608T0510Z-110608T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
110 AM AST WED JUN 8 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     CIALES
     MOROVIS

* UNTIL 415 AM AST

* ...MODERATE FLOODING IS OCCURRING ALONG THE MANATI RIVER AT 
CIALES...

 LATEST READINGS FROM THE USGS SENSORS INDICATED THE RIVER 
HAS CRESTED AND IS NOW FALLING BUT REMAINS WELL ABOVE THE FLOOD 
STAGE LEVEL OF 10 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 1835 6652 1837 6646 1828 6642 1827 6651

$$

ROSA

ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
     HTTP://WWW.WEATHER.GOV/SANJUAN
1 follow-up statement
073 
WGCA72 TJSJ 080823
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
423 AM AST WED JUN 8 2011

PRC039-101-080840-
/O.EXP.TJSJ.FF.W.0065.000000T0000Z-110608T0815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CIALES PR-MOROVIS PR-
423 AM AST WED JUN 8 2011

...THE FLASH FLOOD WARNING HAS EXPIRED FOR MOROVIS AND CIALES
MUNICIPALITIES...

FOR THE RIO GRANDE DE MANATI NEAR CIALES - CIAP4
     FLOOD STAGE - 10 FEET.
     AT 415 AM AST...THE USGS SENSOR INDICATED THAT THE RIVER LEVEL  
     HAD FALLEN TO 8.39 FEET OR 1.61 FEET BELOW FLOOD STAGE AND WAS  
     STILL FALLING.

IN ADDITION...ALTHOUGH DOPPLER WEATHER RADAR INDICATED THAT AREAS OF 
LIGHT RAIN ARE POSSIBLE DURING THE NEXT HOUR OR SO...NO ADDITIONAL 
HEAVY RAINFALL OR NEW FLOODING IS EXPECTED. THEREFORE...THE FLASH 
FLOOD WARNING WAS ALLOWED TO EXPIRE.

LAT...LON 1835 6652 1837 6646 1828 6642 1827 6651

$$

BCS

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
Jun 7, 7:19 PM CDTAreal Flood AdvisoryJSJ3 hr
Jun 7, 7:47 PM CDTFlash Flood WarningJSJ2 hr
Jun 7, 8:14 PM CDTFlash Flood WarningJSJ9 hr
Jun 7, 8:58 PM CDTFlash Flood WarningJSJ3 hr
Jun 7, 9:03 PM CDTAreal Flood AdvisoryJSJ117 min
Jun 7, 9:17 PM CDTFlash Flood WarningJSJ3 hr
Jun 7, 9:37 PM CDTSpecial Marine WarningJSJ113 min
Jun 7, 11:27 PM CDTSpecial Marine WarningJSJ2 hr
Jun 7, 11:35 PM CDTFlash Flood WarningJSJ105 min
Jun 8, 12:02 AM CDTSpecial Marine WarningJSJ118 min
Jun 8, 1:17 AM CDTSpecial Marine WarningJSJ118 min
Jun 8, 5:15 AM CDTAreal Flood WarningJSJ10 hr

Nearby

Flash Flood Warnings in Puerto Rico, 2011Every 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.