Alert archive / Puerto Rico / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 6, NWS JSJ

August 15, 2011

NWS JSJ issued this severe thunderstorm warning at Aug 15, 2011, 2:31 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
Aug 15, 2011, 2:31 PM CDT (19:31 UTC)
Expired
Aug 15, 2011, 3:00 PM CDT
In force
29 min
Issued by
NWS JSJ
Area
Storm-based polygon

The radar

The San Juan radar (TJUA), 86 km from the middle of the area, began a volume at 19:33 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.

479 
WUCA52 TJSJ 151931
SVRSJU
PRC081-083-093-152000-
/O.NEW.TJSJ.SV.W.0006.110815T1931Z-110815T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN JUAN PR
331 PM AST MON AUG 15 2011

THE NATIONAL WEATHER SERVICE IN SAN JUAN HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  LARES MUNICIPALITY IN PUERTO RICO...
  LAS MARIAS MUNICIPALITY IN PUERTO RICO...
  MARICAO MUNICIPALITY IN PUERTO RICO...

* UNTIL 400 PM AST

* AT 324 PM AST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED OVER
  MARICAO MUNICIPALITY...OR 8 MILES SOUTH OF LARES...AND MOVING NORTH
  AT 5 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  RURAL LAS MARIAS MUNICIPALITY AT 350 PM AST

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

&&

LAT...LON 1822 6684 1816 6689 1816 6696 1824 6693
TIME...MOT...LOC 1931Z 161DEG 3KT 1819 6691

$$

ROSA
1 follow-up statement
678 
WWCA52 TJSJ 151955
SVSSJU

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN JUAN PR
355 PM AST MON AUG 15 2011

PRC081-083-093-152005-
/O.EXP.TJSJ.SV.W.0006.000000T0000Z-110815T2000Z/
MARICAO PR-LAS MARIAS PR-LARES PR-
355 PM AST MON AUG 15 2011

...THE SEVERE THUNDERSTORM WARNING FOR LARES...LAS MARIAS AND MARICAO
MUNICIPALITIES WILL EXPIRE AT 400 PM AST...


LAT...LON 1822 6684 1816 6689 1816 6696 1824 6693
TIME...MOT...LOC 1955Z 161DEG 3KT 1821 6692

$$

ROSA

The office that day

Everything else NWS JSJ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 15, 1:41 PM CDTAreal Flood AdvisoryJSJ52 min
Aug 15, 2:12 PM CDTAreal Flood AdvisoryJSJ78 min
Aug 15, 2:18 PM CDTSevere Thunderstorm WarningJSJ27 min

Nearby

Severe Thunderstorm Warnings in Puerto Rico, 2011Every severe thunderstorm warning in 2011

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.