Alert archive / Puerto Rico / Flash Flood Warnings in 2017

Flash Flood Warning 127, NWS JSJ

October 8, 2017

NWS JSJ issued this flash flood warning at Oct 8, 2017, 4:19 PM CDT. It was in force for 86 min. 1 report 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: Oct 8, 2017, 4:19 PM CDT (21:19 UTC)
Expired: Oct 8, 2017, 5:45 PM CDT
In force: 86 min
Issued by: NWS JSJ
Area: Storm-based polygon
Flood severity: None

What was reported inside it

Time	Report	Where	Remark
Oct 8, 5:18 PM CDT	FLASH FLOOD	San Juan, PR	IMPASSABLE ROADS ACROSS THE AVE FERNANDEZ JUNCOS AND ROBERTO H. TODD AND THE PUERTO NUEVO AREA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The text

As transmitted.

938 
WGCA52 TJSJ 082119
FFWSJU
PRC031-127-082245-
/O.NEW.TJSJ.FF.W.0127.171008T2119Z-171008T2245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service San Juan PR
Issued by National Weather Service Miami FL
519 PM AST SUN OCT 8 2017

The National Weather Service in San Juan has issued a

* Flash Flood Warning for...
  San Juan Municipality in Puerto Rico...
  Carolina Municipality in Puerto Rico...

* Until 645 PM AST

* At 519 PM AST, satellite estimates indicated thunderstorms 
  producing heavy rain across the warned area. Flash flooding has 
  begun or is expected to begin shortly.

* Some locations that will experience flooding include...
  San Juan, Carolina, Trujillo Alto, Guaynabo and Lomas. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 1846 6599 1843 6597 1842 6593 1834 6592
      1832 6590 1829 6591 1827 6591 1829 6594
      1831 6594 1833 6597 1837 6599 1838 6601
      1837 6604 1832 6604 1830 6608 1842 6610
      1847 6614 1847 6617 1849 6613

$$

Hernandez

The office that day

Everything else NWS JSJ issued on the same UTC day.

Issued	Product	Office	Lasted
Oct 7, 7:40 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 7, 8:07 PM CDT	Areal Flood Warning	JSJ	3 hr
Oct 7, 8:13 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 7, 10:01 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 8, 12:43 PM CDT	Special Weather Statement	JSJ	47 min
Oct 8, 12:46 PM CDT	Special Weather Statement	JSJ	44 min
Oct 8, 1:25 PM CDT	Special Weather Statement	JSJ	50 min
Oct 8, 2:13 PM CDT	Areal Flood Advisory	JSJ	3 hr
Oct 8, 2:30 PM CDT	Flash Flood Warning	JSJ	3 hr
Oct 8, 2:38 PM CDT	Special Weather Statement	JSJ	52 min
Oct 8, 2:47 PM CDT	Special Weather Statement	JSJ	43 min
Oct 8, 3:57 PM CDT	Areal Flood Advisory	JSJ	5 hr
Oct 8, 4:33 PM CDT	Flash Flood Warning	JSJ	87 min

Nearby

Flash Flood Warnings in Puerto Rico, 2017 Every flash flood warning in 2017

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.