Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 2, NWS Midland/Odessa, TX

March 27, 2012Pecos County, Texas

NWS Midland/Odessa, TX issued this tornado warning at Mar 27, 2012, 4:03 PM CDT for Pecos County, Texas. It was in force for 27 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: Mar 27, 2012, 4:03 PM CDT (21:03 UTC)
Expired: Mar 27, 2012, 4:30 PM CDT
In force: 27 min
Issued by: NWS Midland/Odessa, TX
Area: Storm-based polygon

County Pecos County, TX

The radar

The Midland/Odessa radar (KMAF), 166 km from the middle of the area, began a volume at 21:03 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

Midland Regional, TX (KMAF), launched 12:00Z, 9.1 hours before the alert went out and 167 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: 946 J/kg
Mixed-layer CIN: -265 J/kg
Mixed-layer LCL: 1399 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 36 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

560 
WFUS54 KMAF 272103
TORMAF
TXC371-272130-
/O.NEW.KMAF.TO.W.0002.120327T2103Z-120327T2130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
403 PM CDT TUE MAR 27 2012

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL PECOS COUNTY IN SOUTHWEST TEXAS...

* UNTIL 430 PM CDT

* AT 359 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER CENTRAL   
  PECOS COUNTY...OR 25 MILES SOUTH OF FORT STOCKTON...MOVING    
  SOUTHEAST AT 10 MPH.  

* THE TORNADO WILL AFFECT THE FOLLOWING LOCATIONS...
  SOUTHERN PECOS COUNTY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO MAY FORM AT ANY TIME... TAKE COVER NOW. ABANDON MOBILE
HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

IF YOU ARE CAUGHT OUTSIDE... SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT... SEEK SHELTER IN A CULVERT... DITCH OR
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

&&

LAT...LON 3049 10247 3032 10275 3056 10291 3066 10274
TIME...MOT...LOC 2103Z 325DEG 8KT 3053 10277

$$

1 follow-up statement

854 
WWUS54 KMAF 272117
SVSMAF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
417 PM CDT TUE MAR 27 2012

TXC371-272130-
/O.CON.KMAF.TO.W.0002.000000T0000Z-120327T2130Z/
PECOS TX-
417 PM CDT TUE MAR 27 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM CDT FOR SOUTH
CENTRAL PECOS COUNTY...

AT 413 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS STORM WAS
LOCATED OVER SOUTH CENTRAL PECOS COUNTY...OR ABOUT 27 MILES SOUTH OF 
FORT STOCKTON...MOVING SOUTHEAST AT 10 MPH.  THIS STORM WAS LOCATED 
BETWEEN U.S. 285 AND U.S. 385.

SOME LOCATIONS AFFECTED BY THE TORNADO INCLUDE...SOUTH CENTRAL PECOS
COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO MAY FORM AT ANY TIME... TAKE COVER NOW. ABANDON MOBILE
HOMES AND VEHICLES FOR MORE SUBSTANTIAL SHELTER. AVOID WINDOWS.

EVACUATE MOBILE HOMES AND SEEK SAFETY IN A STURDY REINFORCED BUILDING
OR AN UNDERGROUND 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 3049 10247 3032 10275 3056 10291 3066 10274
TIME...MOT...LOC 2115Z 317DEG 7KT 3052 10275

$$

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 26, 9:16 PM CDT	Severe Thunderstorm Warning	MAF	Pecos	59 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, 4:27 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

Tornado Warnings in Texas, 2012 Every tornado warning in 2012 Tornadoes 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.