Flash Flood Warning 110, NWS JSJ

Issued

Sep 21, 2017, 1:55 PM CDT (18:55 UTC)

Expired

Sep 21, 2017, 5:00 PM CDT

In force

3 hr

Issued by

NWS JSJ

Area

Storm-based polygon

Flood severity

None

122 
WGCA52 TJSJ 211855
FFWSJU
PRC001-013-017-019-039-043-047-054-065-073-075-081-091-101-107-111-
113-133-141-143-145-149-212200-
/O.NEW.TJSJ.FF.W.0110.170921T1855Z-170921T2200Z/
/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
255 PM AST THU SEP 21 2017

The National Weather Service in San Juan has issued a

* Flash Flood Warning for...
  Southeastern Lares Municipality in Puerto Rico...
  Florida Municipality in Puerto Rico...
  Northwestern Coamo Municipality in Puerto Rico...
  Ponce Municipality in Puerto Rico...
  Morovis Municipality in Puerto Rico...
  Western Vega Alta Municipality in Puerto Rico...
  Arecibo Municipality in Puerto Rico...
  Orocovis Municipality in Puerto Rico...
  Adjuntas Municipality in Puerto Rico...
  Villalba Municipality in Puerto Rico...
  Western Vega Baja Municipality in Puerto Rico...
  Barceloneta Municipality in Puerto Rico...
  Northwestern Barranquitas Municipality in Puerto Rico...
  Jayuya Municipality in Puerto Rico...
  Ciales Municipality in Puerto Rico...
  Northeastern Hatillo Municipality in Puerto Rico...
  Southwestern Corozal Municipality in Puerto Rico...
  Utuado Municipality in Puerto Rico...
  Juana Diaz Municipality in Puerto Rico...
  Northwestern Santa Isabel Municipality in Puerto Rico...
  Manati Municipality in Puerto Rico...
  Eastern Penuelas Municipality in Puerto Rico...

* Until 600 PM AST

* At 255 PM AST, satellite indicated heavy rain across the warned 
  area. Flash flooding is already occurring.

* Some locations that will experience flooding include...
  Ponce, Arecibo, Jayuya, Adjuntas, Villalba, Ciales, Morovis,
  Florida, Manati, Utuado, Barceloneta, Orocovis, Juana Diaz,
  Pajonal, Coto Laurel, La Alianza, Barahona, Franquez, Guayabal and
  Potala Pastillo.

Excessive rainfall over the warned area will cause mud slides near
steep terrain. The mud slide can consist of rock, mud, vegetation and
other loose materials.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

A Flash Flood Warning means that flooding is imminent or occurring.
If you are in the warned area move to higher ground immediately.
Residents living along streams and creeks should take immediate
precautions to protect life and property.

&&

LAT...LON 1851 6643 1838 6645 1836 6637 1833 6637
      1824 6633 1817 6638 1817 6643 1802 6642
      1796 6647 1795 6660 1797 6671 1799 6669
      1809 6668 1813 6670 1819 6684 1832 6681
      1832 6677 1849 6678

$$

RAG

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

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.