Alert archive / Texas / Mesoscale Discussions in 2014

Mesoscale Discussion 659

May 22, 2014Eddy County, Lea County, New Mexico; 11 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 22, 2014, 1:51 PM MDT for Eddy County, Lea County, New Mexico; 11 counties in Texas. It was in force for 54 min.

The area

The outline as issued.

The facts

Issued: May 22, 2014, 1:51 PM MDT (19:51 UTC)
Expired: May 22, 2014, 2:45 PM MDT
In force: 54 min
Issued by: the Storm Prediction Center
Chance of a watch: 40%

Counties Eddy County, NM, Lea County, NM, Brewster County, TX, Crane County, TX, Culberson County, TX, Ector County, TX, Jeff Davis County, TX, Loving County, TX, Pecos County, TX, Reeves County, TX, Terrell County, TX, Ward County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 209 km from the middle of the area, began a volume at 19:52 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 12:00Z, 7.9 hours before the alert went out and 209 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: 1768 J/kg
Mixed-layer CIN: -180 J/kg
Mixed-layer LCL: 870 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 131 m²/s²
0-3 km storm-relative helicity: 97 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.8

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 22, 11:32 AM MDT	Mesoscale Discussion	SPC	Colfax, Curry, De Baca, Guadalupe, Harding, Mora and 4 more	88 min
May 22, 11:53 AM MDT	Severe Thunderstorm Watch	SPC	Chaves, Colfax, Curry, De Baca, Guadalupe, Harding and 6 more	7 hr
May 22, 4:55 PM MDT	Mesoscale Discussion	SPC	Chaves, De Baca, Quay	65 min
May 21, 6:15 PM MDT	Mesoscale Discussion	SPC	Andrews, Armstrong, Borden, Brewster, Briscoe, Carson and 30 more	60 min
May 22, 1:22 PM MDT	Mesoscale Discussion	SPC	Armstrong, Carson, Gray, Hemphill, Lipscomb, Roberts	113 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.