Alert archive / Puerto Rico / Flash Flood Warnings in 2011
Flash Flood Warning 42, NWS JSJ
NWS JSJ issued this flash flood warning at May 27, 2011, 7:00 PM CDT. It was in force for 2 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
- May 27, 2011, 7:00 PM CDT (00:00 UTC)
- Expired
- May 27, 2011, 9:00 PM CDT
- In force
- 2 hr
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 21 km from the middle of the area, began a volume at 00:02 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, in the capitals the NWS used until 2016.
980
WGCA52 TJSJ 280000
FFWSJU
PRC045-280200-
/O.NEW.TJSJ.FF.W.0042.110528T0000Z-110528T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
800 PM AST FRI MAY 27 2011
THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS EXTENDED A
* FLASH FLOOD WARNING FOR...
THE FOLLOWING MUNICIPALITY
IN PUERTO RICO
COMERIO
* UNTIL 1000 PM AST
* AT 752 PM AST...THE USGS RIVER SENSOR AT RIO DE LA PLATA NEAR
COMERIO INDICATED THAT THE RIVER IS HAD CRESTED BUT STILL REMAINS
ABOVE FLOOD STAGE. FOR THAT REASON...THE FLASH FLOOD WARNING FOR RIO
DE LA PLATA NEAR COMERIO AND ITS TRIBUTARIES HAS EXTENDED UNTIL 1000
PM AST.
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.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY.
&&
LAT...LON 1822 6626 1824 6627 1827 6621 1827 6619
1824 6618 1821 6621
$$
ER
ADDITIONAL INFORMATION CAN BE FOUND AT /USE LOWER CASE LETTERS/:
HTTP://WWW.WEATHER.GOV/SANJUAN1 follow-up statement
234
WGCA72 TJSJ 280156
FFSSJU
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
956 PM AST FRI MAY 27 2011
PRC045-280204-
/O.EXP.TJSJ.FF.W.0042.000000T0000Z-110528T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
COMERIO PR-
956 PM AST FRI MAY 27 2011
...THE FLASH FLOOD WARNING WILL EXPIRE AT 1000 PM AST FOR COMERIO
MUNICIPALITY...
LATEST READINGS OF THE RIO DE LA PLATA AT COMERIO INDICATED THAT THE
RIVER HAS CRESTED AND IS NOW FALLING AND FLOODING IS NO LONGER
EXPECTED. THEREFORE...THE FLASH FLOOD WARNING WILL BE ALLOWED TO
EXPIRE AT 10:00 PM AST.
HOWEVER...RESIDENTS AND MOTORISTS ACROSS THESE AREAS SHOULD HOWEVER
BE ALERT TO PONDING OF WATER ON ROADWAYS AND ALLOW TIME FOR
STREAMS...CREEKS AND RIVERS TO RETURN TO NORMAL LEVELS.
LAT...LON 1822 6626 1824 6627 1827 6621 1827 6619
1824 6618 1821 6621
$$
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 |
|---|---|---|---|---|
| May 28, 12:55 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| May 28, 12:59 PM CDT | Areal Flood Advisory | JSJ | 6 hr | |
| May 28, 1:15 PM CDT | Areal Flood Advisory | JSJ | 4 hr | |
| May 28, 1:43 PM CDT | Areal Flood Advisory | JSJ | 4 hr | |
| May 28, 3:18 PM CDT | Areal Flood Advisory | JSJ | 4 hr | |
| May 28, 3:45 PM CDT | Areal Flood Advisory | JSJ | 60 min | |
| May 28, 4:51 PM CDT | Areal Flood Advisory | JSJ | 119 min | |
| May 28, 5:54 PM CDT | Special Marine Warning | JSJ | 34 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; radar from the NEXRAD Level II archive.