Alert archive / Puerto Rico / Flash Flood Warnings in 2011
Flash Flood Warning 148, NWS JSJ
NWS JSJ issued this flash flood warning at Sep 30, 2011, 5:04 PM CDT. It was in force for 86 min. 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
- Sep 30, 2011, 5:04 PM CDT (22:04 UTC)
- Expired
- Sep 30, 2011, 6:30 PM CDT
- In force
- 86 min
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 37 km from the middle of the area, began a volume at 22:07 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 |
|---|---|---|---|
| Sep 30, 5:05 PM CDT | FLOOD | Carolina, PR | CAMPO RICO AVENUE WAS REPORTED FLOODED. |
| Sep 30, 5:15 PM CDT | FLASH FLOOD | San Juan, PR | 65TH INFANTERY AVENUE NEAR PITUSA DEPARTMENT STORE WAS REPORTED 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.
506
WGCA52 TJSJ 302204
FFWSJU
PRC031-087-127-139-302330-
/O.NEW.TJSJ.FF.W.0148.110930T2204Z-110930T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
604 PM AST FRI SEP 30 2011
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITIES
IN PUERTO RICO
SAN JUAN
TRUJILLO ALTO
CAROLINA
LOIZA
* UNTIL 730 PM AST
* AT 556 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A STRONG THUNDERSTORM AFFECTING THE SAN JUAN METRO AREA. EXCESSIVE
RUNOFF FROM THIS HEAVY RAIN WILL CAUSE SHARP RISES ON SMALL
CREEKS...STREAMS...AND RIVER AS WELL AS FLOODING IN URBAN AREAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
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 1846 6604 1845 6602 1847 6600 1846 6596
1845 6593 1846 6590 1833 6598 1835 6607
1847 6608
$$
ER
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN1 follow-up statement
772
WGCA72 TJSJ 302328
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
728 PM AST FRI SEP 30 2011
PRC031-087-127-139-302333-
/O.EXP.TJSJ.FF.W.0148.000000T0000Z-110930T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
SAN JUAN PR-TRUJILLO ALTO PR-CAROLINA PR-LOIZA PR-
728 PM AST FRI SEP 30 2011
...THE FLASH FLOOD WARNING WILL EXPIRE AT 730 PM AST FOR LOIZA...
CAROLINA...TRUJILLO ALTO AND SAN JUAN MUNICIPALITIES...
DOPPLER RADAR INDICATED THAT THE HEAVY RAIN WHICH AFFECTED THIS AREA
HAD MOVED OFFSHORE. NO SIGNIFICANT HEAVY RAINFALL IS EXPECTED ACROSS
THESE AREAS AT THIS TIME.
HOWEVER...RESIDENTS AND MOTORISTS ACROSS THESE AREAS SHOULD BE ALERT
TO PONDING OF WATER ON ROADWAYS AND ALLOW TIME FOR STREAMS...CREEKS
AND RIVERS TO RETURN TO NORMAL LEVELS.
LAT...LON 1846 6604 1845 6602 1847 6600 1846 6596
1845 6593 1846 6590 1833 6598 1835 6607
1847 6608
$$
ER
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 |
|---|---|---|---|---|
| Sep 30, 4:58 AM CDT | Small Craft Advisory | JSJ | 23 hr | |
| Sep 30, 1:41 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Sep 30, 4:42 PM CDT | Areal Flood Advisory | JSJ | 2 hr | |
| Sep 30, 5:16 PM CDT | Special Marine Warning | JSJ | 89 min |
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.