Alert archive / Texas / Mesoscale Discussions in 2014

Mesoscale Discussion 705

May 25, 2014Lea County, New Mexico; 9 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 25, 2014, 8:54 PM MDT for Lea County, New Mexico; 9 counties in Texas. It was in force for 66 min.

The area

The outline as issued.

The facts

Issued: May 25, 2014, 8:54 PM MDT (02:54 UTC)
Expired: May 25, 2014, 10:00 PM MDT
In force: 66 min
Issued by: the Storm Prediction Center

Counties Lea County, NM, Andrews County, TX, Bailey County, TX, Cochran County, TX, Gaines County, TX, Hale County, TX, Hockley County, TX, Lamb County, TX, Terry County, TX, Yoakum County, TX

The radar

The Midland/Odessa radar (KMAF), 147 km from the middle of the area, began a volume at 02:54 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

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: 688 J/kg
Mixed-layer CIN: -149 J/kg
Mixed-layer LCL: 1169 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 15 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

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
May 25, 6:13 PM MDT	Mesoscale Discussion	SPC	Eddy, Lea, Roosevelt	92 min
May 26, 3:07 AM MDT	Mesoscale Discussion	SPC	Atascosa, Bee, DeWitt, Goliad, Karnes, Victoria	113 min
May 26, 9:09 AM MDT	Mesoscale Discussion	SPC	Atascosa, Bastrop, Bee, Bexar, Blanco, Caldwell and 20 more	66 min
May 26, 1:44 PM MDT	Mesoscale Discussion	SPC	Andrews, Borden, Coke, Crockett, Crosby, Dawson and 22 more	61 min
May 26, 2:03 PM MDT	Tornado Watch	SPC	Andrews, Borden, Coke, Coleman, Concho, Cottle and 44 more	8 hr
May 26, 2:29 PM MDT	Mesoscale Discussion	SPC	Aransas, Brazoria, Calhoun, Chambers, Fort Bend, Galveston and 8 more	61 min
May 26, 2:50 PM MDT	Tornado Watch	SPC	Aransas, Bee, Brazoria, Calhoun, Chambers, Fort Bend and 11 more	4 hr
May 26, 4:31 PM MDT	Mesoscale Discussion	SPC	Brazoria, Chambers, Liberty, Nueces	59 min
May 26, 5:02 PM MDT	Mesoscale Discussion	SPC	Borden, Coke, Crockett, Crosby, Dawson, Dickens and 23 more	88 min
May 26, 5:18 PM MDT	Mesoscale Discussion	SPC	Archer, Baylor, Wichita, Wilbarger	87 min

Nearby

Mesoscale Discussions in Texas, 2014 Mesoscale Discussions in New Mexico, 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; radar from the NEXRAD Level II archive.