Alert archive / Puerto Rico / Flash Flood Warnings in 2011
Flash Flood Warning 158, NWS JSJ
NWS JSJ issued this flash flood warning at Dec 9, 2011, 11:01 PM CST. It was in force for 5 hr. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Dec 9, 2011, 11:01 PM CST (05:01 UTC)
- Expired
- Dec 10, 2011, 4:00 AM CST
- In force
- 5 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 43 km from the middle of the area, began a volume at 05:05 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Dec 9, 11:55 PM CST | FLASH FLOOD | Corozal, PR | CREEK FLOODED A SMALL BRIDGE IN BARRIO PALMAREJO. |
| Dec 10, 12:05 AM CST | FLASH FLOOD | Vega Alta, PR | A CAR WITH THE DRIVER INSIDE WAS SWEPT AWAY BY THE CIBUCO RIVER AT ROAD 647 NEAR BARRIO CANDELARIA. DRIVER WAS RESCUED BY EMERGENCY MANAGERS. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The text
As transmitted, in the capitals the NWS used until 2016.
362
WGCA52 TJSJ 100501
FFWSJU
PRC047-143-145-101000-
/O.NEW.TJSJ.FF.W.0158.111210T0501Z-111210T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
101 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
COROZAL
VEGA ALTA
VEGA BAJA
* UNTIL 600 AM AST
* AT 1250 AM AST...USGS SENSORS INDICATED THAT THE CIBUCO RIVER IN
COROZAL IS AT 11.62 FEET AND RISING SHARPLY AND FLOOD STAGE IS 13
FEET. ADDITIONAL RISES AT COROZAL AND DOWNSTREAM AT VEGA ALTA AND
VEGA BAJA ARE EXPECTED LATER THIS MORNING. PEOPLE SHOULD ALSO BE
ALERT FOR RAPID RISES ON NEARBY TRIBUTARIES. IN ADDITION...MUDSLIDES
ARE POSSIBLE IN AREAS OF STEEP TERRAIN.
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.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
&&
LAT...LON 1849 6635 1842 6631 1837 6632 1831 6629
1827 6635 1850 6641
$$
ER/FC
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, 11:21 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, 2:16 AM CST | Flash Flood Warning | JSJ | 5 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; local storm reports from the same archive; radar from the NEXRAD Level II archive.