Alert archive / Puerto Rico / Flash Flood Warnings in 2021
Flash Flood Warning 3, NWS JSJ
NWS JSJ issued this flash flood warning at Jun 9, 2021, 1:17 PM CDT. It was in force for 118 min. 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
- Jun 9, 2021, 1:17 PM CDT (18:17 UTC)
- Expired
- Jun 9, 2021, 3:15 PM CDT
- In force
- 118 min
- Issued by
- NWS JSJ
- Area
- Storm-based polygon
- Flood severity
- None
The radar
The San Juan radar (TJUA), 30 km from the middle of the area, began a volume at 18:19 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 |
|---|---|---|---|
| Jun 9, 1:30 PM CDT | FLOOD | Bayamon, PR | ROAD PR-167 NEAR RESIDENCIAL BRISAS HAD MINOR FLOODING. |
| Jun 9, 1:30 PM CDT | FLASH FLOOD | Guaynabo, PR | FLOODING REPORTED ALONG ROAD PR-20 NEAR THE WAPA TV STATION DUE TO QUEBRADA MARGARITA GOING OUT OF ITS BANKS. |
| Jun 9, 1:30 PM CDT | FLASH FLOOD | San Juan, PR | RESIDENCE FLOODED IN CALLE SAN RAFAEL SECTOR BUEN CONSEJO. RESIDENT SUFFERED SOME PROPERTY LOSS DUE TO THE FLOODING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The text
As transmitted.
769
WGCA52 TJSJ 091817
FFWSJU
PRC021-061-127-139-092015-
/O.NEW.TJSJ.FF.W.0003.210609T1817Z-210609T2015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service San Juan PR
217 PM AST Wed Jun 9 2021
The National Weather Service in San Juan has issued a
* Flash Flood Warning for...
Bayamon in Puerto Rico...
Guaynabo in Puerto Rico...
San Juan in Puerto Rico...
Trujillo Alto in Puerto Rico...
* Until 415 PM AST.
* At 217 PM AST, Doppler radar indicated heavy rain across the
warned area. Between 1 and 2 inches of rain have fallen.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 1842 6613 1844 6611 1841 6608 1842 6608
1844 6608 1843 6604 1847 6613 1845 6604
1843 6603 1841 6598 1838 6600 1830 6594
1829 6594 1830 6597 1830 6604 1826 6619
1830 6620 1842 6620 1843 6617
FLASH FLOOD...RADAR INDICATED
$$
OMS1 follow-up statement
573
WGCA72 TJSJ 092005
FFSSJU
Flash Flood Statement
National Weather Service San Juan PR
405 PM AST Wed Jun 9 2021
PRC021-061-127-139-092015-
/O.EXP.TJSJ.FF.W.0003.000000T0000Z-210609T2015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bayamon PR-Guaynabo PR-San Juan PR-Trujillo Alto PR-
405 PM AST Wed Jun 9 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 415 PM AST THIS AFTERNOON FOR
BAYAMON, GUAYNABO, SAN JUAN AND TRUJILLO ALTO...
The heavy rain has ended. Please continue to heed remaining road
closures.
LAT...LON 1842 6613 1844 6611 1841 6608 1842 6608
1844 6608 1843 6604 1847 6613 1845 6604
1843 6603 1841 6598 1838 6600 1830 6594
1829 6594 1830 6597 1830 6604 1826 6619
1830 6620 1842 6620 1843 6617
$$
OMSThe office that day
Everything else NWS JSJ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 10:19 AM CDT | Areal Flood Advisory | JSJ | 5 hr | |
| Jun 9, 10:58 AM CDT | Areal Flood Advisory | JSJ | 4 hr | |
| Jun 9, 11:41 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Jun 9, 11:54 AM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Jun 9, 12:40 PM CDT | Areal Flood Advisory | JSJ | 2 hr | |
| Jun 9, 12:41 PM CDT | Areal Flood Advisory | JSJ | 2 hr | |
| Jun 9, 1:05 PM CDT | Areal Flood Advisory | JSJ | 115 min | |
| Jun 9, 2:15 PM CDT | Areal Flood Advisory | JSJ | 82 min | |
| Jun 9, 3:01 PM CDT | Areal Flood Advisory | JSJ | 36 min | |
| Jun 9, 3:17 PM CDT | Areal Flood Advisory | JSJ | 3 hr | |
| Jun 9, 3:37 PM CDT | Areal Flood Advisory | JSJ | 113 min | |
| Jun 9, 3:44 PM CDT | Flash Flood Warning | JSJ | 3 hr | |
| Jun 9, 4:19 PM CDT | Flash Flood Warning | JSJ | 3 hr |
Nearby
Flash Flood Warnings in Puerto Rico, 2021Every flash flood warning in 2021
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.