Alert archive / Texas / Tornado Warnings in 2013

Tornado Warning 2, NWS Midland/Odessa, TX

April 2, 2013Terrell County, Texas

NWS Midland/Odessa, TX issued this tornado warning at Apr 2, 2013, 5:42 PM CDT for Terrell County, Texas. It was in force for 33 min. 2 reports 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
Apr 2, 2013, 5:42 PM CDT (22:42 UTC)
Expired
Apr 2, 2013, 6:15 PM CDT
In force
33 min
Issued by
NWS Midland/Odessa, TX
Area
Storm-based polygon

County Terrell County, TX

The radar

The Laughlin AFB radar (KDFX), 169 km from the middle of the area, began a volume at 22:42 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

TimeReportWhereRemark
Apr 2, 5:42 PM CDTHAIL 0.8810 Se Dryden, TXDIME TO NICKEL SIZE HAIL REPORTED BETWEEN 530 AND 600 PM... ASSIGNED REPORT TIME BASED ON RADAR
Apr 2, 5:50 PM CDTTSTM WND GST 6010 Se Dryden, TX

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 2, 2:35 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 10.7 hours before the alert went out and 116 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, Del Rio, TX at 12:00Z on 2013-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1695 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 2013-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 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
1695 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
523 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
206 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.3

Open this sounding in Storm Lab

The text

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

894 
WFUS54 KMAF 022242
TORMAF
TXC443-022315-
/O.NEW.KMAF.TO.W.0002.130402T2242Z-130402T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
542 PM CDT TUE APR 2 2013

THE NATIONAL WEATHER SERVICE IN MIDLAND HAS ISSUED A

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

* UNTIL 615 PM CDT

* AT 538 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER SOUTH
  CENTRAL TERRELL COUNTY...OR 6 MILES SOUTHEAST OF DRYDEN...MOVING
  EAST AT 20 MPH.

* THE TORNADO WILL AFFECT THE FOLLOWING LOCATIONS...
  SOUTHEASTERN TERRELL 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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
TUESDAY EVENING FOR SOUTHWESTERN TEXAS.

&&

LAT...LON 2979 10185 2980 10186 2979 10187 2983 10203
      2991 10215 3003 10217 3010 10176 2992 10175
      2978 10176 2978 10179
TIME...MOT...LOC 2242Z 279DEG 23KT 2999 10200

$$
1 follow-up statement
781 
WWUS54 KMAF 022306
SVSMAF

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MIDLAND/ODESSA TX
606 PM CDT TUE APR 2 2013

TXC443-022315-
/O.CON.KMAF.TO.W.0002.000000T0000Z-130402T2315Z/
TERRELL TX-
606 PM CDT TUE APR 2 2013

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR
SOUTHEASTERN TERRELL COUNTY...

AT 557 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A TORNADO.  THIS TORNADO WAS LOCATED OVER SOUTH CENTRAL
TERRELL COUNTY...OR ABOUT 11 MILES SOUTHEAST OF DRYDEN...MOVING EAST
AT 30 MPH.

SOME LOCATIONS AFFECTED BY THE TORNADO INCLUDE...SOUTHEASTERN TERRELL
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.

&&

LAT...LON 2991 10200 3003 10199 3004 10176 2992 10175
      2987 10175
TIME...MOT...LOC 2306Z 267DEG 25KT 2998 10187

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 7:15 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell60 min
Apr 1, 7:39 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos66 min
Apr 1, 8:31 PM CDTSpecial Weather StatementMAFUpton29 min
Apr 2, 2:12 PM CDTSpecial Weather StatementMAFBrewster33 min
Apr 2, 2:51 PM CDTSpecial Weather StatementMAFBrewster24 min
Apr 2, 3:15 PM CDTSpecial Weather StatementMAFBrewster30 min
Apr 2, 3:19 PM CDTSevere Thunderstorm WarningMAFBrewster56 min
Apr 2, 3:24 PM CDTSpecial Weather StatementMAFBrewster51 min
Apr 2, 3:48 PM CDTSpecial Weather StatementMAFTerrell27 min
Apr 2, 4:01 PM CDTSevere Thunderstorm WarningMAFBrewster59 min
Apr 2, 4:07 PM CDTSevere Thunderstorm WarningMAFBrewster, Pecos, Terrell53 min
Apr 2, 4:16 PM CDTSpecial Weather StatementMAFTerrell29 min
Apr 2, 4:20 PM CDTSevere Thunderstorm WarningMAFBrewster55 min
Apr 2, 4:38 PM CDTSevere Thunderstorm WarningMAFPecos, Terrell52 min
Apr 2, 4:52 PM CDTSevere Thunderstorm WarningMAFBrewster, Terrell53 min
Apr 2, 5:18 PM CDTTornado WarningMAFTerrell27 min

Nearby

Tornado Warnings in Texas, 2013Every tornado warning in 2013Tornadoes in 2013

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.