Alert archive / Texas / Severe Thunderstorm Watches in 2014

Severe Thunderstorm Watch 256

June 7, 2014Lea County, New Mexico; 14 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Jun 7, 2014, 5:16 PM MDT for Lea County, New Mexico; 14 counties in Texas. It was in force for 9 hr.

The area

The outline as issued.

The facts

Issued
Jun 7, 2014, 5:16 PM MDT (23:16 UTC)
Expired
Jun 8, 2014, 2:00 AM MDT
In force
9 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
65 kt

Counties Lea County, NM, Andrews County, TX, Borden County, TX, Crane County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Howard County, TX, Loving County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Scurry County, TX, Ward County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 111 km from the middle of the area, began a volume at 23:18 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
10%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
30%
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
50%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 7, 5:31 PM MDTSevere Thunderstorm WarningMAFWinkler27 min
Jun 7, 7:01 PM MDTSevere Thunderstorm WarningMAFLea59 min
Jun 7, 8:14 PM MDTSevere Thunderstorm WarningMAFAndrews, Gaines61 min
Jun 7, 9:15 PM MDTSevere Thunderstorm WarningMAFLea60 min
Jun 7, 10:13 PM MDTSevere Thunderstorm WarningMAFEddy, Lea62 min
Jun 7, 11:11 PM MDTSevere Thunderstorm WarningMAFEddy, Lea64 min
Jun 8, 12:12 AM MDTSevere Thunderstorm WarningMAFLea63 min
Jun 8, 1:14 AM MDTSevere Thunderstorm WarningMAFLea61 min
Jun 8, 1:54 AM MDTSevere Thunderstorm WarningMAFLea66 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

Midland Regional, TX (KMAF), launched 12:00Z, 11.3 hours before the alert went out and 110 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, Midland Regional, TX at 12:00Z on 2014-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 900 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, Midland Regional, TX at 12:00Z on 2014-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 241 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
900 J/kg
Mixed-layer CIN
-557 J/kg
Mixed-layer LCL
1058 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
241 m²/s²
0-3 km storm-relative helicity
348 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 7, 2:27 PM MDTMesoscale DiscussionSPCCurry, De Baca, Guadalupe, Quay, Roosevelt2 hr
Jun 7, 4:15 PM MDTTornado WatchSPCChaves, Colfax, Curry, De Baca, Guadalupe, Harding and 8 more8 hr
Jun 7, 4:51 PM MDTMesoscale DiscussionSPCLea114 min
Jun 6, 6:09 PM MDTTornado WatchSPCArmstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more6 hr
Jun 7, 12:06 PM MDTMesoscale DiscussionSPCClay, Montague, Wichita, Wilbarger2 hr
Jun 7, 4:44 PM MDTTornado WatchSPCArmstrong, Bailey, Briscoe, Carson, Castro, Childress and 28 more7 hr

Nearby

Severe Thunderstorm Watches in Texas, 2014Severe Thunderstorm Watches in New Mexico, 2014Every severe thunderstorm 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.