Alert archive / Puerto Rico / Flash Flood Warnings in 2011
Flash Flood Warning 10, NWS JSJ
NWS JSJ issued this flash flood warning at May 14, 2011, 1:26 PM CDT. It was in force for 2 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
- May 14, 2011, 1:26 PM CDT (18:26 UTC)
- Expired
- May 14, 2011, 3:30 PM CDT
- In force
- 2 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 34 km from the middle of the area, began a volume at 18:28 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.
684
WGCA52 TJSJ 141826
FFWSJU
PRC127-142030-
/O.NEW.TJSJ.FF.W.0010.110514T1826Z-110514T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
226 PM AST SAT MAY 14 2011
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITY
IN PUERTO RICO
SAN JUAN
* UNTIL 430 PM AST
* AT 218 PM AST...THE USGS RIVER GAGE IN RIO PIEDRAS WAS RISING FROM
THE INTENSE RAINFALL THAT WAS FALLING UPSTREAM. IT IS EXPECTED THAT
THE RIVER WILL FLOOD BEFORE 3 PM AST IN THE AREA OF RIO PIEDRAS.
FOR THE RIO PIEDRAS NEAR HATO REY- RPOP4
FLOOD STAGE - 15 FEET.
AT 218 PM AST THE USGS SENSOR INDICATED THE RIVER HAD
RISEN TO...13.49 FEET.
DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.
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 1847 6611 1846 6607 1835 6603 1834 6606
$$
SNELL
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN2 follow-up statements
530
WGCA72 TJSJ 141933
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
333 PM AST SAT MAY 14 2011
PRC127-142030-
/O.CON.TJSJ.FF.W.0010.000000T0000Z-110514T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN JUAN PR-
333 PM AST SAT MAY 14 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 PM AST FOR SAN
JUAN MUNICIPALITY...
AT 325 PM AST...HEAVY RAINS OVER AND UPSTREAM IN THE RIO PIEDRAS
RIVER BASIN HAVE CAUSED IT TO FLOOD ACCORDING TO A USGS RIVER GAGE.
THIS RIVER GAGE REPORTED 17.58 FEET ABOVE A FLOOD STAGE OF 15 FEET.
AREAS THAT HAVE BEEN FLOODED IN LESSOR EVENTS IN BARRIO OBRERO ARE
AVENIDA KENNEDY...BARBOSA...MUNOZ RIVERA AND ROOSEVELT
CALLE NOTRE DAME IN UNIVERSITY GARDENS
AND DE DIEGO AVENUE,
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN SAN
JUAN.
&&
LAT...LON 1847 6611 1846 6607 1835 6603 1834 6606
$$
SNELL
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN106
WGCA72 TJSJ 142030
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
430 PM AST SAT MAY 14 2011
PRC127-142039-
/O.EXP.TJSJ.FF.W.0010.000000T0000Z-110514T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN JUAN PR-
430 PM AST SAT MAY 14 2011
...THE FLASH FLOOD WARNING WILL EXPIRE AT 430 PM AST FOR SAN JUAN
MUNICIPALITY...
FOR THE RIO PIEDRAS NEAR HATO REY- RPOP4
FLOOD STAGE - 15 FEET.
AT 426 PM AST THE USGS SENSOR INDICATED THE RIVER HAD RECEDED
TO... 12.95 FEET.
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.
LAT...LON 1847 6611 1846 6607 1835 6603 1834 6606
$$
JJA
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 |
|---|---|---|---|---|
| May 14, 12:23 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| May 14, 12:31 PM CDT | Areal Flood Advisory | JSJ | 113 min | |
| May 14, 12:54 PM CDT | Areal Flood Advisory | JSJ | 2 hr | |
| May 14, 1:05 PM CDT | Areal Flood Advisory | JSJ | 77 min | |
| May 14, 1:42 PM CDT | Special Marine Warning | JSJ | 49 min | |
| May 14, 1:46 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| May 14, 2:02 PM CDT | Special Marine Warning | JSJ | 30 min | |
| May 14, 2:26 PM CDT | Flash Flood Warning | JSJ | 75 min | |
| May 14, 2:26 PM CDT | Special Marine Warning | JSJ | 5 min | |
| May 14, 2:30 PM CDT | Special Marine Warning | JSJ | 54 min | |
| May 14, 3:49 PM CDT | Special Marine Warning | JSJ | 101 min | |
| May 14, 4:30 PM CDT | Special Marine Warning | JSJ | 2 hr | |
| May 14, 4:39 PM CDT | Special Marine Warning | JSJ | 47 min | |
| May 14, 5:22 PM CDT | Areal Flood Warning | JSJ | 3 hr | |
| May 14, 5:34 PM CDT | Special Marine Warning | JSJ | 116 min | |
| May 14, 6:30 PM CDT | Special Marine Warning | 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.