Alert archive / Texas / Mesoscale Discussions in 2019

Mesoscale Discussion 917

May 31, 2019Eddy County, New Mexico; 11 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 31, 2019, 7:53 PM MDT for Eddy County, New Mexico; 11 counties in Texas. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: May 31, 2019, 7:53 PM MDT (01:53 UTC)
Expired: May 31, 2019, 9:30 PM MDT
In force: 97 min
Issued by: the Storm Prediction Center

Counties Eddy County, NM, Brewster County, TX, Culberson County, TX, Hudspeth County, TX, Jeff Davis County, TX, Loving County, TX, Pecos County, TX, Presidio County, TX, Reeves County, TX, Terrell County, TX, Ward County, TX, Winkler County, TX

The radar

The Midland/Odessa radar (KMAF), 179 km from the middle of the area, began a volume at 01:55 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, 1.9 hours before the alert went out and 178 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: 1218 J/kg
Mixed-layer CIN: -47 J/kg
Mixed-layer LCL: 1267 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 61 m²/s²
0-3 km storm-relative helicity: 205 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 8.7

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 1, 12:29 PM MDT	Severe Thunderstorm Watch	SPC	Bernalillo, Chaves, Colfax, Curry, De Baca, Guadalupe and 13 more	8 hr
Jun 1, 12:32 PM MDT	Mesoscale Discussion	SPC	Union	118 min
Jun 1, 2:36 PM MDT	Mesoscale Discussion	SPC	Bernalillo, Colfax, De Baca, Guadalupe, Harding, Lincoln and 10 more	114 min
Jun 1, 3:36 PM MDT	Mesoscale Discussion	SPC	Eddy, Lea	24 min
Jun 1, 3:50 PM MDT	Severe Thunderstorm Watch	SPC	Eddy, Lea	8 hr
Jun 1, 12:53 PM MDT	Mesoscale Discussion	SPC	Archer, Baylor, Clay, Foard, Hardeman, Jack and 5 more	97 min
Jun 1, 12:53 PM MDT	Severe Thunderstorm Watch	SPC	Armstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more	9 hr
Jun 1, 4:52 PM MDT	Mesoscale Discussion	SPC	Collin, Dallas, Denton, Ellis, Johnson, Parker and 2 more	53 min
Jun 1, 5:53 PM MDT	Mesoscale Discussion	SPC	Bailey, Borden, Castro, Cochran, Crosby, Dawson and 12 more	67 min

Nearby

Mesoscale Discussions in Texas, 2019 Mesoscale Discussions in New Mexico, 2019 Every mesoscale discussion in 2019

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.