Alert archive / Texas / Tornado Watches in 2014

Tornado Watch 194

May 27, 2014Brooks County, Kenedy County, Willacy County, Texas

The Storm Prediction Center issued this tornado watch at May 27, 2014, 6:40 PM CDT for Brooks County, Kenedy County, Willacy County, Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
May 27, 2014, 6:40 PM CDT (23:40 UTC)
Expired
May 27, 2014, 9:09 PM CDT
In force
2 hr
Issued by
the Storm Prediction Center
Largest hail expected
2.5 in
Strongest gust expected
60 kt

Counties Brooks County, TX, Kenedy County, TX, Willacy County, TX

The radar

The Corpus Christi radar (KCRP), 53 km from the middle of the area, began a volume at 23:41 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 SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
30%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
60%

Warnings issued inside it

3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 27, 7:40 PM CDTSevere Thunderstorm WarningBROBrooks, Kenedy50 min
May 27, 7:51 PM CDTTornado WarningBROBrooks, Kenedy24 min
May 27, 8:12 PM CDTTornado WarningBROBrooks, Kenedy48 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 11.7 hours before the alert went out and 53 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, Corpus Christi, TX at 12:00Z on 2014-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1370 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, Corpus Christi, TX at 12:00Z on 2014-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 square meters per square second.1939587897Sfc1 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
1370 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
803 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
252 m²/s²
Significant tornado parameter
1.9
Supercell composite
8.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 26, 7:38 PM CDTMesoscale DiscussionSPCComanche, Eastland, Erath, Hamilton, Jack, Lampasas and 4 more67 min
May 26, 8:04 PM CDTMesoscale DiscussionSPCBorden, Coke, Crane, Crockett, Dickens, Edwards and 19 more86 min
May 26, 10:21 PM CDTMesoscale DiscussionSPCBrown, Coleman, Concho, Irion, McCulloch, Reagan and 2 more54 min
May 26, 11:45 PM CDTMesoscale DiscussionSPCStarr60 min
May 27, 2:17 AM CDTMesoscale DiscussionSPCAtascosa, Bandera, Bexar, Blanco, Caldwell, Comal and 9 more2 hr
May 27, 9:19 AM CDTMesoscale DiscussionSPCJasper, Jefferson, Newton, Orange, Sabine56 min
May 27, 3:03 PM CDTMesoscale DiscussionSPCBosque, Brown, Callahan, Coleman, Collin, Comanche and 30 more117 min
May 27, 3:13 PM CDTMesoscale DiscussionSPCAransas, Atascosa, Bee, Duval, Frio, Goliad and 10 more62 min
May 27, 3:18 PM CDTSevere Thunderstorm WatchSPCBell, Bosque, Brown, Burnet, Callahan, Coleman and 45 more6 hr
May 27, 3:40 PM CDTTornado WatchSPCAransas, Atascosa, Bandera, Bee, Bexar, Blanco and 24 more6 hr
May 27, 5:30 PM CDTMesoscale DiscussionSPCAransas, Atascosa, Bee, Duval, Frio, Goliad and 10 more90 min
May 27, 6:00 PM CDTMesoscale DiscussionSPCBell, Bosque, Coryell, Ellis, Falls, Hamilton and 8 more90 min
May 27, 6:27 PM CDTMesoscale DiscussionSPCKenedy, Willacy93 min

Nearby

Tornado Watches in Texas, 2014Every tornado watch in 2014

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.