Alert archive / Texas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 21, NWS Midland/Odessa, TX

March 26, 2012Pecos County, Texas

NWS Midland/Odessa, TX issued this severe thunderstorm warning at Mar 26, 2012, 9:16 PM CDT for Pecos County, Texas. It was in force for 59 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Mar 26, 2012, 9:16 PM CDT (02:16 UTC)
Expired: Mar 26, 2012, 10:15 PM CDT
In force: 59 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon

County Pecos County, TX

The radar

The Midland/Odessa radar (KMAF), 146 km from the middle of the area, began a volume at 02:16 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.

What was reported inside it

Time	Report	Where	Remark
Mar 26, 9:22 PM CDT	HAIL 0.5	12 Sw Fort Stockton, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 2.3 hours before the alert went out and 146 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1009 J/kg
Mixed-layer CIN: -159 J/kg
Mixed-layer LCL: 1898 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 61 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

864 
WUUS54 KMAF 270216
SVRMAF
TXC371-270315-
/O.NEW.KMAF.SV.W.0021.120327T0216Z-120327T0315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
916 PM CDT MON MAR 26 2012

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL PECOS COUNTY IN SOUTHWEST TEXAS...

* UNTIL 1015 PM CDT

* AT 912 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 6 MILES
  SOUTHWEST OF BELDING...OR 17 MILES SOUTHWEST OF FORT STOCKTON...
  MOVING NORTHEAST AT 15 MPH.

* THE SEVERE THUNDERSTORM WILL AFFECT THE FOLLOWING LOCATIONS...
  BELDING...
  FORT STOCKTON...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS... DEADLY CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. REMEMBER...IF YOU CAN
HEAR THUNDER... YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. SEEK
SAFE SHELTER NOW.

&&

LAT...LON 3092 10298 3094 10291 3071 10273 3065 10313
      3079 10318
TIME...MOT...LOC 0216Z 238DEG 12KT 3076 10311

$$

1 follow-up statement

057 
WWUS54 KMAF 270239
SVSMAF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
939 PM CDT MON MAR 26 2012

TXC371-270315-
/O.CON.KMAF.SV.W.0021.000000T0000Z-120327T0315Z/
PECOS TX-
939 PM CDT MON MAR 26 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM CDT
FOR CENTRAL PECOS COUNTY...

AT 937 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. 
THIS STORM WAS LOCATED NEAR BELDING...OR ABOUT 11 MILES SOUTHWEST OF
FORT STOCKTON...MOVING EAST AT 15 MPH.

SOME LOCATIONS AFFECTED BY THE SEVERE THUNDERSTORM INCLUDE...FORT
STOCKTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...DEADLY CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. SEEK
SAFE SHELTER NOW.

&&

LAT...LON 3092 10298 3094 10291 3071 10273 3065 10313
      3079 10318
TIME...MOT...LOC 0239Z 263DEG 13KT 3078 10300

$$

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 26, 7:21 PM CDT	Severe Thunderstorm Warning	MAF	Pecos	54 min
Mar 26, 7:37 PM CDT	Severe Thunderstorm Warning	MAF	Crane, Pecos, Upton	53 min
Mar 26, 8:02 PM CDT	Severe Thunderstorm Warning	MAF	Pecos	58 min
Mar 27, 3:29 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Jeff Davis, Pecos	61 min
Mar 27, 3:55 PM CDT	Severe Thunderstorm Warning	MAF	Pecos	65 min
Mar 27, 4:03 PM CDT	Tornado Warning	MAF	Pecos	27 min
Mar 27, 4:27 PM CDT	Severe Thunderstorm Warning	MAF	Brewster, Jeff Davis, Pecos	63 min
Mar 27, 4:36 PM CDT	Areal Flood Advisory	MAF	Brewster, Jeff Davis, Pecos, Presidio, Reeves	3 hr
Mar 27, 5:34 PM CDT	Severe Thunderstorm Warning	MAF	Pecos, Terrell	56 min
Mar 27, 6:28 PM CDT	Areal Flood Advisory	MAF	Brewster, Pecos, Presidio, Terrell	3 hr
Mar 27, 6:33 PM CDT	Severe Thunderstorm Warning	MAF	Glasscock, Reagan	57 min

Nearby

Severe Thunderstorm Warnings in Texas, 2012 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.