Alert archive / Texas / Mesoscale Discussions in 2008

Mesoscale Discussion 1376

June 14, 200813 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 14, 2008, 3:10 PM CDT for 13 counties in Texas. It was in force for 95 min.

The area

The outline as issued.

The facts

Issued: Jun 14, 2008, 3:10 PM CDT (20:10 UTC)
Expired: Jun 14, 2008, 4:45 PM CDT
In force: 95 min
Issued by: the Storm Prediction Center

Counties Archer County, TX, Baylor County, TX, Clay County, TX, Fisher County, TX, Haskell County, TX, Jack County, TX, Knox County, TX, Montague County, TX, Scurry County, TX, Stonewall County, TX, Throckmorton County, TX, Wichita County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 89 km from the middle of the area, began a volume at 20:10 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

Fort Worth, TX (KFWD), launched 12:00Z, 8.2 hours before the alert went out and 202 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: 1434 J/kg
Mixed-layer CIN: -142 J/kg
Mixed-layer LCL: 1097 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 130 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 3.5

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 13, 10:37 PM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Clay, Montague, Wichita, Wilbarger	83 min
Jun 13, 10:48 PM CDT	Severe Thunderstorm Watch	SPC	Archer, Baylor, Clay, Foard, Hardeman, Knox and 2 more	6 hr
Jun 14, 4:38 AM CDT	Mesoscale Discussion	SPC	Bowie, Red River	67 min
Jun 14, 3:35 PM CDT	Mesoscale Discussion	SPC	Armstrong, Briscoe, Carson, Childress, Collingsworth, Donley and 16 more	85 min
Jun 14, 3:47 PM CDT	Severe Thunderstorm Watch	SPC	Armstrong, Bailey, Briscoe, Carson, Castro, Childress and 34 more	5 hr
Jun 14, 6:45 PM CDT	Mesoscale Discussion	SPC	Armstrong, Briscoe, Carson, Childress, Collingsworth, Cottle and 13 more	90 min

Nearby

Mesoscale Discussions in Texas, 2008 Every mesoscale discussion in 2008

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.