Alert archive / Texas / Mesoscale Discussions in 2006

Mesoscale Discussion 322

March 19, 20064 counties in New Mexico; 23 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Mar 19, 2006, 7:54 PM MST for 4 counties in New Mexico; 23 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Mar 19, 2006, 7:54 PM MST (02:54 UTC)
Expired: Mar 19, 2006, 10:00 PM MST
In force: 2 hr
Issued by: the Storm Prediction Center

All 27 counties

Curry County, NM, Eddy County, NM, Lea County, NM, Roosevelt County, NM, Andrews County, TX, Bailey County, TX, Castro County, TX, Cochran County, TX, Crosby County, TX, Dawson County, TX, Ector County, TX, Floyd County, TX, Gaines County, TX, Hale County, TX, Hockley County, TX, Lamb County, TX, Loving County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Parmer County, TX, Reeves County, TX, Swisher County, TX, Terry County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 121 km from the middle of the area, began a volume at 02:56 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 100Mar 19, 8:50 PM MST

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 2.9 hours before the alert went out and 146 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 742 m above ground
0-6 km bulk shear: 100 kt
0-1 km storm-relative helicity: 207 m²/s²
0-3 km storm-relative helicity: 373 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

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
Mar 19, 5:09 PM MST	Severe Thunderstorm Watch	SPC	Curry, Eddy, Lea, Quay, Roosevelt	7 hr
Mar 19, 7:34 PM MST	Tornado Watch	SPC	Atascosa, Austin, Bandera, Bastrop, Bell, Bexar and 39 more	7 hr
Mar 19, 8:48 PM MST	Severe Thunderstorm Watch	SPC	Baylor, Borden, Briscoe, Callahan, Childress, Coke and 33 more	5 hr
Mar 19, 9:32 PM MST	Mesoscale Discussion	SPC	Atascosa, Austin, Bandera, Bastrop, Bexar, Brazos and 28 more	118 min
Mar 19, 10:37 PM MST	Mesoscale Discussion	SPC	Atascosa, Austin, Bandera, Bastrop, Bexar, Brazos and 28 more	83 min
Mar 20, 12:26 AM MST	Mesoscale Discussion	SPC	Angelina, Aransas, Atascosa, Austin, Bastrop, Bee and 59 more	64 min
Mar 20, 1:08 AM MST	Mesoscale Discussion	SPC	Baylor, Callahan, Childress, Coke, Coleman, Cottle and 17 more	67 min
Mar 20, 2:36 AM MST	Mesoscale Discussion	SPC	Angelina, Austin, Brazoria, Brazos, Burleson, Chambers and 27 more	24 min
Mar 20, 3:21 AM MST	Mesoscale Discussion	SPC	Angelina, Hardin, Jasper, Liberty, Montgomery, Newton and 7 more	24 min
Mar 20, 3:44 AM MST	Tornado Watch	SPC	Hardin, Jasper, Newton, Tyler	5 hr
Mar 20, 5:36 AM MST	Mesoscale Discussion	SPC	Jasper, Newton, Sabine, San Augustine	54 min
Mar 20, 8:20 AM MST	Mesoscale Discussion	SPC	Hardin, Jasper, Liberty, Newton, Polk, Sabine and 1 more	85 min
Mar 20, 11:47 AM MST	Mesoscale Discussion	SPC	Clay, Hardeman, Montague, Wichita, Wilbarger	88 min

Nearby

Mesoscale Discussions in Texas, 2006 Mesoscale Discussions in New Mexico, 2006 Every mesoscale discussion in 2006

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.