Alert archive / Puerto Rico / Tornado Warnings in 2014

Tornado Warning 2, NWS JSJ

May 20, 2014

NWS JSJ issued this tornado warning at May 20, 2014, 1:46 PM CDT. It was in force for 29 min. 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 20, 2014, 1:46 PM CDT (18:46 UTC)
Expired
May 20, 2014, 2:15 PM CDT
In force
29 min
Issued by
NWS JSJ
Area
Storm-based polygon

The radar

The San Juan radar (TJUA), 110 km from the middle of the area, began a volume at 18:50 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.

030 
WFCA52 TJSJ 201846
TORSJU
PRC099-131-201915-
/O.NEW.TJSJ.TO.W.0002.140520T1846Z-140520T1915Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
246 PM AST TUE MAY 20 2014

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* TORNADO WARNING FOR...
  MOCA MUNICIPALITY IN PUERTO RICO...
  SAN SEBASTIAN MUNICIPALITY IN PUERTO RICO...

* UNTIL 315 PM AST

* AT 240 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER MOCA
  MUNICIPALITY...OR NEAR MOCA...MOVING NORTH AT 15 MPH.

* THE TORNADO WILL OTHERWISE IMPACT MAINLY RURAL AREAS OF THE
  INDICATED MUNICIPALITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 1843 6709 1844 6705 1838 6703 1838 6711
TIME...MOT...LOC 1846Z 191DEG 15KT 1845 6706

$$

SNELL
1 follow-up statement
919 
WWCA52 TJSJ 201910
SVSSJU

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
310 PM AST TUE MAY 20 2014

PRC099-131-201918-
/O.EXP.TJSJ.TO.W.0002.000000T0000Z-140520T1915Z/
MOCA PR-SAN SEBASTIAN PR-
310 PM AST TUE MAY 20 2014

...THE TORNADO WARNING FOR SAN SEBASTIAN AND MOCA MUNICIPALITIES WILL
EXPIRE AT 315 PM AST...

THE RADAR INDICATION FOR TORNADOES HAS DISSIPATED.

LAT...LON 1843 6709 1844 6705 1838 6703 1838 6711
TIME...MOT...LOC 1908Z 191DEG 15KT 1854 6704

$$

ER

The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 8:06 PM CDTAreal Flood AdvisoryJSJ5 hr
May 20, 12:45 AM CDTAreal Flood AdvisoryJSJ3 hr
May 20, 1:50 AM CDTAreal Flood AdvisoryJSJ3 hr
May 20, 3:06 AM CDTAreal Flood AdvisoryJSJ54 min
May 20, 12:19 PM CDTAreal Flood AdvisoryJSJ3 hr
May 20, 12:34 PM CDTAreal Flood AdvisoryJSJ116 min
May 20, 1:17 PM CDTTornado WarningJSJ43 min
May 20, 1:36 PM CDTAreal Flood AdvisoryJSJ114 min
May 20, 1:41 PM CDTSpecial Marine WarningJSJ34 min
May 20, 1:50 PM CDTAreal Flood AdvisoryJSJ115 min

Nearby

Tornado Warnings in Puerto Rico, 2014Every tornado warning in 2014Tornadoes in 2014

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.