Alert archive / Puerto Rico / Flash Flood Warnings in 2012
Flash Flood Warning 8, NWS JSJ
NWS JSJ issued this flash flood warning at Mar 28, 2012, 7:24 PM CDT. It was in force for 2 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
- Mar 28, 2012, 7:24 PM CDT (00:24 UTC)
- Expired
- Mar 28, 2012, 9:34 PM CDT
- In force
- 2 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 95 km from the middle of the area, began a volume at 00:27 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 |
|---|---|---|---|
| Mar 28, 7:35 PM CDT | FLASH FLOOD | San Sebastian, PR | ROAD 111 FLOODED. |
| Mar 28, 7:45 PM CDT | FLASH FLOOD | San Sebastian, PR | ROAD 111 IN BO HATO ARRIBA 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.
831
WGCA52 TJSJ 290024
FFWSJU
PRC081-131-290330-
/O.NEW.TJSJ.FF.W.0008.120329T0024Z-120329T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
824 PM AST WED MAR 28 2012
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITIES
IN PUERTO RICO
LARES
SAN SEBASTIAN
* UNTIL 1130 PM AST
* AT 817 PM AST...WEATHER DOPPLER RADAR INDICATED MODERATE TO
LOCALLY HEAVY SHOWER ACTIVITY ACROSS PARTS OF THE WARNED AREA. THIS
RAINFALL IN ADDITION TO THE RAINFALL THAT HAS ALREADY OCCURRED...
WILL RESULT IN RAPID RISES ON SMALL STREAMS...CREEKS AND RIVERS
ACROSS THESE MUNICIPALITIES. RESIDENTS IN FLOOD PRONE AREAS SHOULD
MOVE TO HIGHER GROUND IMMEDIATELY AND NEVER TRY TO CROSS A FLOODED
ROADWAY.
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 1839 6701 1834 6684 1824 6684 1830 6703
$$
EM
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN1 follow-up statement
491
WGCA72 TJSJ 290234
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
1034 PM AST WED MAR 28 2012
PRC081-131-290241-
/O.CAN.TJSJ.FF.W.0008.000000T0000Z-120329T0330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LARES PR-SAN SEBASTIAN PR-
1034 PM AST WED MAR 28 2012
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SAN SEBASTIAN AND
LARES MUNICIPALITIES...
ALTHOUGH THE DOPPLER RADAR INDICATED THAT THE HEAVY RAIN WHICH
AFFECTED THIS AREA HAD DISSIPATED OR MOVED AWAY...THE RIVER LEVELS
WILL REMAIN HIGH ACROSS LOCAL RIVERS AND THEIR TRIBUTARIES. NO
SIGNIFICANT ADDITIONAL RAINFALL IS EXPECTED ACROSS THESE AREAS AT
THIS TIME.
LAT...LON 1839 6701 1834 6684 1824 6684 1830 6703
$$
EM
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 |
|---|---|---|---|---|
| Mar 28, 7:56 PM CDT | Areal Flood Warning | JSJ | 6 hr | |
| Mar 28, 8:10 PM CDT | Areal Flood Warning | JSJ | 6 hr | |
| Mar 28, 8:14 PM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Mar 28, 10:31 PM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Mar 29, 12:02 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 29, 12:23 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 29, 1:31 AM CDT | Areal Flood Warning | JSJ | 4 hr | |
| Mar 29, 1:48 AM CDT | Areal Flood Warning | JSJ | 6 hr | |
| Mar 29, 2:26 AM CDT | Areal Flood Advisory | JSJ | 6 hr | |
| Mar 29, 2:31 AM CDT | Areal Flood Warning | JSJ | 8 hr | |
| Mar 29, 2:38 AM CDT | Flash Flood Watch | JSJ | 15 hr | |
| Mar 29, 2:39 AM CDT | High Surf Advisory | JSJ | 30 hr | |
| Mar 29, 3:08 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 29, 3:23 AM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Mar 29, 3:52 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 29, 5:30 AM CDT | Areal Flood Warning | JSJ | 4 hr | |
| Mar 29, 6:25 AM CDT | Areal Flood Warning | JSJ | 63 min | |
| Mar 29, 7:37 AM CDT | Areal Flood Warning | JSJ | 3 hr | |
| Mar 29, 7:46 AM CDT | Areal Flood Warning | JSJ | 6 hr | |
| Mar 29, 8:11 AM CDT | Areal Flood Warning | JSJ | 6 hr | |
| Mar 29, 8:25 AM CDT | Areal Flood Advisory | JSJ | 5 hr | |
| Mar 29, 10:24 AM CDT | Areal Flood Advisory | JSJ | 108 min | |
| Mar 29, 10:35 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Mar 29, 1:30 PM CDT | Areal Flood Warning | JSJ | 4 hr | |
| Mar 29, 2:29 PM CDT | Areal Flood Advisory | JSJ | 99 min |
Nearby
Flash Flood Warnings in Puerto Rico, 2012Every flash flood warning in 2012
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.