Alert archive / Puerto Rico / Flash Flood Warnings in 2016

Flash Flood Warning 19, NWS JSJ

August 26, 2016

NWS JSJ issued this flash flood warning at Aug 26, 2016, 4:40 PM CDT. It was in force for 3 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 26, 2016, 4:40 PM CDT (21:40 UTC)
Expired: Aug 26, 2016, 7:30 PM CDT
In force: 3 hr
Issued by: NWS JSJ
Area: Storm-based polygon
Flood severity: None

The radar

The San Juan radar (TJUA), 56 km from the middle of the area, began a volume at 21:40 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.

675 
WGCA52 TJSJ 262140
FFWSJU
PRC113-270030-
/O.NEW.TJSJ.FF.W.0019.160826T2140Z-160827T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
540 PM AST FRI AUG 26 2016

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  PONCE MUNICIPALITY IN PUERTO RICO...

* UNTIL 830 PM AST
    
* AT 536 PM AST...SHOWERS AND THUNDERSTORMS WITH VERY HEAVY RAINFALL
  IS AFFECTING THE MUNICIPALITY OF PONCE. TWO INCHES OF RAINFALL HAS
  BEEN REPORTED SO FAR. LATEST RADAR IMAGES INDICATED AN AREA OF
  TORRENTIAL RAINFALL WILL MOVE ACROSS PONCE IN THE NEXT HOUR OR
  SO...WORSENING THE FLOODING CONDITIONS. THEREFORE..FLASH FLOODING
  IS IMMINENT OR IS ALREADY OCCURRING. 


 PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.



&&

LAT...LON 1814 6657 1800 6654 1798 6668 1813 6667

$$

CASTRO

1 follow-up statement

432 
WGCA72 TJSJ 270026
FFSSJU

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
826 PM AST FRI AUG 26 2016

PRC113-270035-
/O.EXP.TJSJ.FF.W.0019.000000T0000Z-160827T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PONCE PR-
826 PM AST FRI AUG 26 2016

...THE FLASH FLOOD WARNING FOR PONCE MUNICIPALITY WILL EXPIRE AT 830
PM AST...

HEAVY RAIN OVER THE AREA HAS ENDED...FLOOD WATERS HAVE RECEDED...AND
ARE NO LONGER EXPECTED TO POSE A THREAT TO LIFE OR PROPERTY. PLEASE
CONTINUE TO HEED ANY ROAD CLOSURES. 

LAT...LON 1814 6657 1800 6654 1798 6668 1813 6667

$$

FC

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.

Issued	Product	Office	Lasted
Aug 26, 12:14 PM CDT	Areal Flood Advisory	JSJ	5 hr
Aug 26, 2:25 PM CDT	Areal Flood Advisory	JSJ	3 hr
Aug 26, 3:45 PM CDT	Areal Flood Advisory	JSJ	3 hr
Aug 26, 5:50 PM CDT	Areal Flood Advisory	JSJ	3 hr

Nearby

Flash Flood Warnings in Puerto Rico, 2016 Every flash flood warning in 2016

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.