Alert archive / Puerto Rico / Flash Flood Warnings in 2007

Flash Flood Warning 32, NWS JSJ

April 24, 2007

NWS JSJ issued this flash flood warning at Apr 24, 2007, 9:42 PM CDT. It took effect at Apr 24, 2007, 9:48 PM CDT. It was in force for 186 days. 3 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: Apr 24, 2007, 9:42 PM CDT (02:42 UTC)
In effect from: Apr 24, 2007, 9:48 PM CDT
Expired: Oct 27, 2007, 11:45 PM CDT
In force: 186 days
Issued by: NWS JSJ
Area: Counties, with a storm outline in the text
Flood severity: None

The radar

The San Juan radar (TJUA), 7 km from the middle of the area, began a volume at 02:41 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
Oct 26, 11:40 PM CDT	FLASH FLOOD	2 Ese Yabucoa, PR	HIGHWAY 901 AND QUEBRADA IN CAMINO NUEVO FLOODED.
Oct 26, 11:40 PM CDT	FLASH FLOOD	Yabucoa, PR	BARRIO CALABASA FLOODED
Oct 27, 8:40 PM CDT	FLASH FLOOD	Arroyo, PR	HIGHWAY 3 IN CUATRO CALLE FLOODED.

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.

000 
WGCA52 TJSJ 250248
FFWSJU
PRC017-091-143-145-250545-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
1042 PM AST TUE APR 24 2007

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* FLASH FLOOD WARNING FOR...

  IN PUERTO RICO
     VEGA ALTA
     BARCELONETA
     MANATI
     VEGA BAJA

* UNTIL 145 AM AST

* AT 1035 PM AST...EMERGENCY MANAGEMENT OFFICIALS REPORT CONTINUED 
FLASH FLOODING FROM ONGOING HEAVY RAIN ACROSS THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO COTO
  NORTE...MONSERRATE...LA LUISA...IMBERY...BRENAS...BARCELONETA      
  AND VEGA BAJA. IN ADDITION TO THE NEIGHBORHOODS OF LA GRANJA AND   
  TORTUGUERO STILL UNDER WATER. EMERGENCY MANAGEMENT OFFICIAL ALSO   
  REPORT THAT HIGHWAY 681 IN BARCELONETA IS FLOODED.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...ROADS
AND LANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING 
AREAS ARE SUBJECT TO FLOODING. FURTHERMORE THE RAIN IS NOT EXPECTED 
TO END BEFORE 1 AM WEDNESDAY.

FLOOD WATERS ARE ALSO RISING IN RIO CIBUCO IN VEGA BAJA AND VEGA 
ALTA AND IT IS EXPECTED THAT RIO CIBUCO WILL GO INTO FLOOD BEFORE 1 
AM AST WEDNESDAY.

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 1846 6632 1840 6632 1839 6658 1843 6658
      1848 6655

$$

SNELL

1 follow-up statement

000 
WGCA52 TJSJ 280047
FFWSJU
PRC015-025-035-057-095-109-129-151-280445-
/O.NEW.TJSJ.FF.W.0032.071028T0045Z-071028T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
845 PM AST SAT OCT 27 2007

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  THE FOLLOWING MUNICIPALITIES

  IN PUERTO RICO
     CAGUAS
     CAYEY
     SAN LORENZO
     ARROYO
     PATILLAS
     MAUNABO
     GUAYAMA
     YABUCOA

* UNTIL 1245 AM AST

* AT 838 PM AST...MODERATE RAINS CONTINUE AND ARE OBSERVED MOVING 
INTO THE AREA. THEREFORE FLOODING WILL CONTINUE IN THE AREA AND 
RIVERS THAT WERE CLOSE TO FLOODING MAY RISE AGAIN.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...ROADS
AND LANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW LYING
AREAS ARE SUBJECT TO FLOODING.

LAT...LON 1822 6598 1813 6593 1804 6579 1797 6597
      1795 6620 1809 6617 1817 6608
TIME...MOT...LOC 0045Z 330DEG 12KT 1732 6553

$$

SNELL

The office that day

Everything else NWS JSJ issued on the same UTC day.

Issued	Product	Office	Lasted
Apr 24, 8:03 PM CDT	Flash Flood Warning	JSJ	186 days
Apr 24, 11:46 PM CDT	Flash Flood Warning	JSJ	186 days
Apr 25, 8:19 AM CDT	Marine Weather Statement	JSJ	3 hr

Nearby

Flash Flood Warnings in Puerto Rico, 2007 Every flash flood warning in 2007

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.