Alert archive / Puerto Rico / Flash Flood Warnings in 2011

Flash Flood Warning 64, NWS JSJ

June 7, 2011

NWS JSJ issued this flash flood warning at Jun 7, 2011, 11:35 PM CDT. It was in force for 105 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
Jun 7, 2011, 11:35 PM CDT (04:35 UTC)
Expired
Jun 8, 2011, 1:20 AM CDT
In force
105 min
Issued by
NWS JSJ
Area
Storm-based polygon
Flood severity
None

The radar

The San Juan radar (TJUA), 46 km from the middle of the area, began a volume at 04:36 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.

305 
WGCA52 TJSJ 080435
FFWSJU
PRC075-080830-
/O.NEW.TJSJ.FF.W.0064.110608T0435Z-110608T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
1235 AM AST WED JUN 8 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITY

  IN PUERTO RICO
     JUANA DIAZ

* UNTIL 430 AM AST

* RUNOFF FROM PREVIOUS HEAVY RAINFALL IN UPPER PARTS OF JUANA DIAZ 
AND VILLALBA HAS CAUSED SHARP RISES ON THE JACAGUAS RIVER IN JUANA 
DIAZ. AT 1210 AM AST...RIVER SENSORS INDICATED THE RIVER AT 12.27 
FEET AND THE FLOOD STAGE IS 14 FEET. EXPECT FLOODING ALONG THE 
JACAGUAS RIVER ALL THE WAY DOWN TO THE CARIBBEAN SEA INCLUDING 
HIGHWAY 1 ALSO FLOODS

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 1792 6648 1795 6645 1800 6654 1808 6654
      1810 6650 1813 6657 1814 6655 1808 6643
      1791 6644

$$

ROSA

ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
     HTTP://WWW.WEATHER.GOV/SANJUAN
1 follow-up statement
719 
WGCA72 TJSJ 080620
FFSSJU

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

PRC075-080630-
/O.CAN.TJSJ.FF.W.0064.000000T0000Z-110608T0830Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
JUANA DIAZ PR-
220 AM AST WED JUN 8 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR JUANA DIAZ
MUNICIPALITY...

THE JACAGUAS RIVER IN JUANA DIAZ HAS FALLEN BELOW FLOOD STAGE. 
THEREFORE...THE FLASH FLOOD WARNING HAS BEEN CANCELLED.

LAT...LON 1792 6648 1795 6645 1800 6654 1808 6654
      1810 6650 1813 6657 1814 6655 1808 6643
      1791 6644

$$

ROSA

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 8, 12:02 AM CDTSpecial Marine WarningJSJ118 min
Jun 8, 12:10 AM CDTFlash Flood WarningJSJ3 hr
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.