Alert archive / Texas / Mesoscale Discussions in 2014

Mesoscale Discussion 966

June 11, 20148 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 11, 2014, 8:02 PM CDT for 8 counties in Texas. It was in force for 58 min.

The area

The outline as issued.

The facts

Issued: Jun 11, 2014, 8:02 PM CDT (01:02 UTC)
Expired: Jun 11, 2014, 9:00 PM CDT
In force: 58 min
Issued by: the Storm Prediction Center

Counties Coke County, TX, Haskell County, TX, Jones County, TX, Nolan County, TX, Runnels County, TX, Shackelford County, TX, Taylor County, TX, Tom Green County, TX

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 1.0 hours before the alert went out and 186 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: 37 J/kg
Mixed-layer CIN: -157 J/kg
Mixed-layer LCL: 3626 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 49 m²/s²
0-3 km storm-relative helicity: 64 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 12, 8:51 AM CDT	Mesoscale Discussion	SPC	Anderson, Angelina, Camp, Cass, Cherokee, Ellis and 30 more	54 min
Jun 12, 2:19 PM CDT	Mesoscale Discussion	SPC	Bandera, Bastrop, Bell, Blanco, Bosque, Brown and 49 more	116 min
Jun 12, 4:06 PM CDT	Tornado Watch	SPC	Bandera, Bastrop, Bell, Bexar, Blanco, Bosque and 59 more	8 hr
Jun 12, 6:45 PM CDT	Mesoscale Discussion	SPC	Bandera, Bell, Blanco, Bosque, Brown, Burnet and 36 more	90 min

Nearby

Mesoscale Discussions in Texas, 2014 Every mesoscale discussion 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.