Alert archive / Puerto Rico / Flash Flood Warnings in 2011
Flash Flood Warning 162, NWS JSJ
NWS JSJ issued this flash flood warning at Dec 10, 2011, 2:16 AM CST. It was in force for 5 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
- Dec 10, 2011, 2:16 AM CST (08:16 UTC)
- Expired
- Dec 10, 2011, 7:15 AM CST
- In force
- 5 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 39 km from the middle of the area, began a volume at 08:15 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.
400
WGCA52 TJSJ 100816
FFWSJU
PRC051-135-137-101115-
/O.NEW.TJSJ.FF.W.0162.111210T0816Z-111210T1115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
416 AM AST SAT DEC 10 2011
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITIES
IN PUERTO RICO
DORADO
TOA ALTA
TOA BAJA
* UNTIL 715 AM AST
* AT 411 AM AST...EMERGENCY MANAGEMENT OFFICIALS REPORTED THAT RIO
DE LA PLATA AT TOA ALTA IS OUT OF ITS BANKS. THE CURRENT RIVER STAGE
IS 16.49 FEET AND RAISING. MOTORISTS DRIVING ALONG THE RIO DE LA
PLATA AT DORADO...TOA ALTA AND TOA BAJA IN FLOOD PRONE AREAS SHOULD
EXERCISE EXTREME CAUTION. MOVE TO HIGHER GROUND IMMEDIATELY AND
NEVER TRY TO CROSS A FLOODED ROADWAY. ADDITIONAL SHOWERS WITH HEAVY
RAINFALL WILL AFFECT THIS MUNICIPALITY IN THE NEXT FEW HOURS AND
THIS COULD AGGRAVATE THE FLOODING SITUATION.
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 1848 6629 1847 6623 1834 6621 1833 6626
$$
OMS
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN2 follow-up statements
343
WGCA52 TJSJ 101109
FFWSJU
PRC051-135-137-101315-
/O.EXT.TJSJ.FF.W.0162.000000T0000Z-111210T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
709 AM AST SAT DEC 10 2011
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITIES
IN PUERTO RICO
DORADO
TOA ALTA
TOA BAJA
* UNTIL 915 AM AST
* AT 704 AM AST...EMERGENCY MANAGEMENT OFFICIALS REPORTED THAT THE
RIO DE LA PLATA AT TOA ALTA REMAINS OUT OF ITS BANKS. ADDITIONAL
SHOWERS WILL AFFECT THIS MUNICIPALITY IN THE NEXT FEW HOURS AND THIS
COULD AGGRAVATE THE FLOODING SITUATION. MOTORISTS DRIVING ALONG RIO
DE LA PLATA IN FLOOD PRONE AREAS SHOULD EXERCISE EXTREME CAUTION.
MOVE TO HIGHER GROUND IMMEDIATELY AND NEVER TRY TO CROSS A FLOODED
ROADWAY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.
&&
LAT...LON 1848 6629 1847 6623 1834 6621 1833 6626
$$
OMS
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN406
WGCA72 TJSJ 101313
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
913 AM AST SAT DEC 10 2011
PRC051-135-137-101316-
/O.EXP.TJSJ.FF.W.0162.000000T0000Z-111210T1315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DORADO PR-TOA ALTA PR-TOA BAJA PR-
913 AM AST SAT DEC 10 2011
...THE FLASH FLOOD WARNING WILL EXPIRE AT 915 AM AST FOR TOA BAJA...
TOA ALTA AND DORADO MUNICIPALITIES...
DOPPLER RADAR INDICATED THAT THE HEAVY RAIN WHICH AFFECTED THIS AREA
HAD DISSIPATED OR MOVED AWAY. HOWEVER...RUNOFF FROM PREVIOUS HEAVY
RAINFALL MAY CAUSE FLOODING. AS A RESULT...RESIDENTS AND MOTORISTS
ACROSS THESE AREAS SHOULD BE ALERT AND ALLOW TIME FOR STREAMS...
CREEKS AND RIVERS TO RETURN TO NORMAL LEVELS.
LAT...LON 1848 6629 1847 6623 1834 6621 1833 6626
$$
OMS
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUANThe office that day
Everything else NWS JSJ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 9, 7:51 PM CST | Areal Flood Advisory | JSJ | 114 min | |
| Dec 9, 8:49 PM CST | Special Marine Warning | JSJ | 56 min | |
| Dec 9, 9:58 PM CST | Areal Flood Advisory | JSJ | 6 hr | |
| Dec 9, 10:14 PM CST | Areal Flood Advisory | JSJ | 4 hr | |
| Dec 9, 11:01 PM CST | Flash Flood Warning | JSJ | 5 hr | |
| Dec 9, 11:21 PM CST | Areal Flood Advisory | JSJ | 7 hr | |
| Dec 9, 11:41 PM CST | Flash Flood Warning | JSJ | 8 hr | |
| Dec 10, 1:59 AM CST | Flash Flood Warning | JSJ | 8 hr | |
| Dec 10, 2:03 AM CST | Areal Flood Advisory | JSJ | 4 hr | |
| Dec 10, 2:06 AM CST | Flash Flood Warning | JSJ | 6 hr | |
| Dec 10, 2:23 AM CST | Flash Flood Warning | JSJ | 5 hr | |
| Dec 10, 4:26 AM CST | Flash Flood Warning | JSJ | 3 hr | |
| Dec 10, 6:03 AM CST | Areal Flood Advisory | JSJ | 117 min | |
| Dec 10, 6:25 AM CST | Areal Flood Advisory | JSJ | 2 hr | |
| Dec 10, 7:38 AM CST | Areal Flood Warning | JSJ | 10 hr | |
| Dec 10, 7:57 AM CST | Areal Flood Warning | JSJ | 4 hr | |
| Dec 10, 8:00 AM CST | Areal Flood Advisory | JSJ | 2 hr | |
| Dec 10, 8:24 AM CST | Areal Flood Advisory | JSJ | 111 min | |
| Dec 10, 9:39 AM CST | Flash Flood Warning | JSJ | 115 min | |
| Dec 10, 10:04 AM CST | Areal Flood Advisory | JSJ | 116 min | |
| Dec 10, 10:14 AM CST | Areal Flood Advisory | JSJ | 2 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.