Alert archive / Texas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 49, NWS El Paso, TX

May 21, 2012Hudspeth County, Texas

NWS El Paso, TX issued this severe thunderstorm warning at May 21, 2012, 5:16 PM MDT for Hudspeth County, Texas. It was in force for 44 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 21, 2012, 5:16 PM MDT (23:16 UTC)
Expired
May 21, 2012, 6:00 PM MDT
In force
44 min
Issued by
NWS El Paso, TX
Area
Storm-based polygon

County Hudspeth County, TX

The radar

The El Paso radar (KEPZ), 94 km from the middle of the area, began a volume at 23:17 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 nearest sounding before it

Santa Teresa, NM (KEPZ), launched 12:00Z, 11.3 hours before the alert went out and 94 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Santa Teresa, NM at 12:00Z on 2012-05-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 6 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Santa Teresa, NM at 12:00Z on 2012-05-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
6 J/kg
Mixed-layer CIN
-349 J/kg
Mixed-layer LCL
2786 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
80 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

744 
WUUS54 KEPZ 212316
SVREPZ
TXC229-220000-
/O.NEW.KEPZ.SV.W.0049.120521T2316Z-120522T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EL PASO TX
516 PM MDT MON MAY 21 2012

THE NATIONAL WEATHER SERVICE IN EL PASO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN HUDSPETH COUNTY IN SOUTHWEST TEXAS...

* UNTIL 600 PM MDT

* AT 508 PM MDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 18
  MILES NORTHWEST OF CORNUDAS...MOVING SOUTH AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RURAL AREAS OF NORTHWESTERN HUDSPETH COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS MAY PRODUCE DAMAGING WINDS OF AT LEAST 58 MPH...
HAIL ONE INCH IN DIAMETER OR LARGER...ALONG WITH POTENTIALLY DEADLY
LIGHTNING. TAKE SHELTER INSIDE A STURDY BUILDING NOW.

&&

LAT...LON 3172 10555 3172 10588 3200 10587 3200 10566
TIME...MOT...LOC 2316Z 349DEG 9KT 3189 10574

$$

FAUSETT
2 follow-up statements
793 
WWUS54 KEPZ 212348
SVSEPZ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EL PASO TX
548 PM MDT MON MAY 21 2012

TXC229-220000-
/O.CON.KEPZ.SV.W.0049.000000T0000Z-120522T0000Z/
HUDSPETH TX-
548 PM MDT MON MAY 21 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHWESTERN
HUDSPETH COUNTY UNTIL 600 PM MDT...

AT 542 PM MDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 15 MILES
WEST OF CORNUDAS...MOVING SOUTH AT 10 MPH.

LOCATIONS IMPACTED INCLUDE...
  RURAL AREAS OF NORTHWESTERN HUDSPETH COUNTY AS WELL AS A STRETCH
  OF HIGHWAY 62 1 80 BETWEEN THE EL PASO COUNTY LINE AND CORNUDAS. 
  BLOWING DUST AND LOW VISIBILITY MAY ACCOMPANY THE STRONG WINDS AND
  ANY HAIL.

LAT...LON 3172 10555 3172 10588 3200 10587 3200 10566
TIME...MOT...LOC 2346Z 349DEG 9KT 3182 10572

$$

TSB
125 
WWUS54 KEPZ 220001
SVSEPZ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EL PASO TX
601 PM MDT MON MAY 21 2012

TXC229-220009-
/O.EXP.KEPZ.SV.W.0049.000000T0000Z-120522T0000Z/
HUDSPETH TX-
601 PM MDT MON MAY 21 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN HUDSPETH COUNTY
WILL EXPIRE AT 600 PM MDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS. STORM DEVELOPMENT IS RAPIDLY DIMINISHING THIS EVENING...BUT 
STORM CHANCES DO REMAIN THROUGH THE EARLY EVENING HOURS. ALL STORMS
HAVE POTENTIAL TO CAUSE DAMAGE...INJURY...OR WORSE.  IF ANY STORM 
APPROACHES YOUR AREA BE SAFE AND SEEK SHELTER.

LAT...LON 3172 10555 3172 10588 3200 10587 3200 10566
TIME...MOT...LOC 2359Z 349DEG 9KT 3179 10571

$$

TAB

The office that day

Everything else NWS El Paso, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 20, 9:40 PM MDTFire Weather WatchEPZEl Paso, Hudspeth33 hr
May 21, 2:13 PM MDTRed Flag WarningEPZEl Paso, Hudspeth55 hr
May 21, 3:15 PM MDTSevere Thunderstorm WarningEPZHudspeth45 min
May 21, 3:44 PM MDTSevere Thunderstorm WarningEPZHudspeth46 min
May 21, 4:29 PM MDTSevere Thunderstorm WarningEPZHudspeth46 min

Nearby

Severe Thunderstorm Warnings in Texas, 2012Every severe thunderstorm warning in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.