Alert archive / Puerto Rico / Flash Flood Warnings in 2011
Flash Flood Warning 86, NWS JSJ
NWS JSJ issued this flash flood warning at Aug 3, 2011, 1:40 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
- Aug 3, 2011, 1:40 AM CDT (06:40 UTC)
- Expired
- Aug 3, 2011, 7:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 44 km from the middle of the area, began a volume at 06:44 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.
990
WGCA52 TJSJ 030640
FFWSJU
PRC037-053-089-103-119-030930-
/O.NEW.TJSJ.FF.W.0086.110803T0640Z-110803T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
240 AM AST WED AUG 3 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 530 AM AST
* AT 232 AM AST...WEATHER DOPPLER RADAR INDICATED SHOWERS AND
THUNDERSTORMS ACROSS THE WARNED AREA. ADDITIONAL SHOWERS AND
THUNDERSTORMS...SOME OF THEM WITH EMBEDDED HEAVY DOWNPOURS...ARE
EXPECTED THROUGH THE EARLY MORNING HOURS. THESE AREAS OF SHOWERS
AND THUNDERSTORMS HAVE THE CAPABILITY OF PRODUCING MODERATE TO
HEAVY RAINFALL WHICH WILL LEAD TO RAPID RISES ON RIVERS...STREAMS
AND CREEKS THROUGH AT LEAST 530 AM 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 1843 6586 1838 6563 1823 6559 1819 6572
$$
OMS
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN2 follow-up statements
837
WGCA52 TJSJ 030926
FFWSJU
PRC037-053-089-103-119-031230-
/O.EXT.TJSJ.FF.W.0086.000000T0000Z-110803T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
526 AM AST WED AUG 3 2011
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED THE
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITIES
IN PUERTO RICO
LUQUILLO
NAGUABO
CEIBA
FAJARDO
RIO GRANDE
* UNTIL 830 AM AST
* AT 520 AM AST...WEATHER DOPPLER RADAR CONTINUES TO INDICATE MODERATE
SHOWER ACTIVITY ACROSS THE WARNED AREA. ADDITIONAL SHOWERS AND
THUNDERSTORMS...SOME OF THEM WITH EMBEDDED HEAVY DOWNPOURS...ARE
POSSIBLE THROUGH THE EARLY MORNING HOURS. THESE AREAS OF SHOWERS AND
THUNDERSTORMS WILL CONTINUE TO LEAD TO RISES ON RIVERS...STREAMS AND
CREEKS THROUGH AT LEAST 830 AM AST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 1843 6586 1838 6563 1823 6559 1819 6572
$$
OMS
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN723
WGCA72 TJSJ 031127
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
727 AM AST WED AUG 3 2011
PRC037-053-089-103-119-031230-
/O.CON.TJSJ.FF.W.0086.000000T0000Z-110803T1230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LUQUILLO PR-NAGUABO PR-CEIBA PR-FAJARDO PR-RIO GRANDE PR-
727 AM AST WED AUG 3 2011
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 AM AST FOR RIO
GRANDE...FAJARDO...CEIBA...NAGUABO AND LUQUILLO MUNICIPALITIES...
AT 720 AM AST...DOPPLER RADAR AND SATELLITE IMAGERY INDICATED VERY
INTENSE RAINFALL FALLING OVER NORTHEAST PUERTO RICO WITH RAINFALL
RATES OF UP TO THREE INCHES PER HOUR. THIS WILL RESULT IN VERY SHARP
RISES ON AREA RIVERS WITH ADDITIONAL FLASH FLOODING ACROSS NORTHEAST
PUERTO RICO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
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 1843 6586 1838 6563 1823 6559 1819 6572
$$
ROSA
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 |
|---|---|---|---|---|
| Aug 3, 1:19 AM CDT | Areal Flood Advisory | JSJ | 7 hr | |
| Aug 3, 3:56 AM CDT | Areal Flood Advisory | JSJ | 11 min | |
| Aug 3, 4:02 AM CDT | Flash Flood Warning | JSJ | 5 hr | |
| Aug 3, 4:37 AM CDT | Flash Flood Watch | JSJ | 34 hr | |
| Aug 3, 4:57 AM CDT | Flash Flood Warning | JSJ | 4 hr | |
| Aug 3, 5:20 AM CDT | Special Marine Warning | JSJ | 55 min | |
| Aug 3, 6:17 AM CDT | Areal Flood Warning | JSJ | 12 hr | |
| Aug 3, 6:38 AM CDT | Areal Flood Warning | JSJ | 12 hr | |
| Aug 3, 7:11 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Aug 3, 7:28 AM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Aug 3, 8:20 AM CDT | Flash Flood Warning | JSJ | 5 hr | |
| Aug 3, 8:54 AM CDT | Areal Flood Advisory | JSJ | 5 hr | |
| Aug 3, 9:02 AM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Aug 3, 9:40 AM CDT | Flash Flood Warning | JSJ | 5 hr | |
| Aug 3, 9:52 AM CDT | Severe Thunderstorm Warning | JSJ | 53 min | |
| Aug 3, 10:27 AM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Aug 3, 11:26 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Aug 3, 12:12 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Aug 3, 12:19 PM CDT | Small Craft Advisory | JSJ | 31 hr | |
| Aug 3, 1:02 PM CDT | Special Marine Warning | JSJ | 58 min | |
| Aug 3, 2:29 PM CDT | Flash Flood Warning | JSJ | 6 hr | |
| Aug 3, 4:32 PM CDT | Areal Flood Advisory | JSJ | 5 hr | |
| Aug 3, 6:30 PM CDT | Areal Flood Warning | JSJ | 3 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.