Alert archive / Puerto Rico / Flash Flood Warnings in 2017

Flash Flood Warning 141, NWS JSJ

October 11, 2017

NWS JSJ issued this flash flood warning at Oct 11, 2017, 3:22 PM CDT. It was in force for 3 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
Oct 11, 2017, 3:22 PM CDT (20:22 UTC)
Expired
Oct 11, 2017, 6:15 PM CDT
In force
3 hr
Issued by
NWS JSJ
Area
Storm-based polygon
Flood severity
None

The text

As transmitted.

665 
WGCA52 TJSJ 112022
FFWSJU
PRC075-133-149-112315-
/O.NEW.TJSJ.FF.W.0141.171011T2022Z-171011T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service San Juan PR
422 PM AST WED OCT 11 2017

The National Weather Service in San Juan has issued a

* Flash Flood Warning for...
  Villalba Municipality in Puerto Rico...
  Juana Diaz Municipality in Puerto Rico...
  Northwestern Santa Isabel Municipality in Puerto Rico...

* Until 715 PM AST

* At 422 PM AST, satellite estimates and rain gauges indicated
  thunderstorms producing heavy rain across the warned area. Up to
  two inches of rain have already fallen. Flash flooding is expected
  to begin shortly.

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...

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

Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.

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 1798 6654 1800 6653 1809 6656 1810 6655
      1814 6656 1815 6655 1815 6652 1818 6647
      1817 6643 1815 6642 1811 6643 1806 6643
      1802 6642 1798 6645 1799 6646

$$

CAM/WS/JA/ML
2 follow-up statements
444 
WGCA72 TJSJ 112135
FFSSJU

Flash Flood Statement
National Weather Service San Juan PR
Issued by National Weather Service Miami FL
535 PM AST WED OCT 11 2017

PRC075-133-149-112315-
/O.CON.TJSJ.FF.W.0141.000000T0000Z-171011T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Villalba PR-Juana Diaz PR-Santa Isabel PR-
535 PM AST WED OCT 11 2017

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM AST FOR
VILLALBA...JUANA DIAZ AND NORTHWESTERN SANTA ISABEL MUNICIPALITIES...

At 528 PM AST, satellite estimates and automated rain gauges
indicated that thunderstorms were producing heavy rain over the
warned area. Up to three inches of rain have already fallen. Flash
flooding is expected to begin shortly. The Rio Jacaguas at Juna Diaz 
has risen above flood stage and will remain above flood stage 
and dangerous through the evening. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Excessive runoff from heavy rainfall will cause mud slides near 
steep terrain. The mud slide can consist of rock, mud, vegetation 
and other loose materials.

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 1798 6654 1800 6653 1809 6656 1810 6655
      1814 6656 1815 6655 1815 6652 1818 6647
      1817 6643 1815 6642 1811 6643 1806 6643
      1802 6642 1798 6645 1799 6646

$$

MSL/CAM
264 
WGCA72 TJSJ 112318
FFSSJU

Flash Flood Statement
National Weather Service San Juan PR
718 PM AST WED OCT 11 2017

PRC075-133-149-112328-
/O.EXP.TJSJ.FF.W.0141.000000T0000Z-171011T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Villalba PR-Juana Diaz PR-Santa Isabel PR-
718 PM AST WED OCT 11 2017

...THE FLASH FLOOD WARNING FOR VILLALBA...JUANA DIAZ AND NORTHWESTERN
SANTA ISABEL MUNICIPALITIES HAS EXPIRED...

The heavy rain has ended. Flood waters have receded. Flooding is no
longer expected to pose a threat. Please continue to heed any
remaining road closures.

LAT...LON 1798 6654 1800 6653 1809 6656 1810 6655
      1814 6656 1815 6655 1815 6652 1818 6647
      1817 6643 1815 6642 1811 6643 1806 6643
      1802 6642 1798 6645 1799 6646

$$

cam

The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 10, 7:14 PM CDTSpecial Marine WarningJSJ2 hr
Oct 10, 7:26 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 10, 7:46 PM CDTFlash Flood WarningJSJ3 hr
Oct 10, 7:53 PM CDTFlash Flood WarningJSJ3 hr
Oct 10, 8:27 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 10, 8:33 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 10, 10:21 PM CDTSpecial Marine WarningJSJ84 min
Oct 10, 10:46 PM CDTAreal Flood WarningJSJ119 min
Oct 10, 11:55 PM CDTSpecial Marine WarningJSJ95 min
Oct 11, 1:37 AM CDTSpecial Marine WarningJSJ83 min
Oct 11, 10:49 AM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 12:18 PM CDTFlash Flood WarningJSJ3 hr
Oct 11, 1:04 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 1:45 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 1:54 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 1:58 PM CDTSpecial Weather StatementJSJ32 min
Oct 11, 1:59 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 2:02 PM CDTSpecial Weather StatementJSJ28 min
Oct 11, 2:07 PM CDTSpecial Weather StatementJSJ23 min
Oct 11, 2:19 PM CDTSpecial Marine WarningJSJ116 min
Oct 11, 2:25 PM CDTSpecial Weather StatementJSJ50 min
Oct 11, 2:27 PM CDTSpecial Weather StatementJSJ33 min
Oct 11, 2:32 PM CDTSpecial Weather StatementJSJ43 min
Oct 11, 2:38 PM CDTSpecial Weather StatementJSJ22 min
Oct 11, 2:41 PM CDTSpecial Weather StatementJSJ34 min
Oct 11, 2:54 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 3:03 PM CDTSpecial Weather StatementJSJ57 min
Oct 11, 3:13 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 3:44 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 4:04 PM CDTAreal Flood AdvisoryJSJ3 hr
Oct 11, 4:13 PM CDTAreal Flood WarningJSJ3 hr
Oct 11, 4:16 PM CDTSpecial Marine WarningJSJ119 min
Oct 11, 4:18 PM CDTSpecial Marine WarningJSJ117 min

Nearby

Flash Flood Warnings in Puerto Rico, 2017Every 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.