Alert archive / Texas / Mesoscale Discussions in 2019

Mesoscale Discussion 822

May 26, 2019Curry County, Lea County, Roosevelt County, New Mexico; 9 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 26, 2019, 5:51 PM MDT for Curry County, Lea County, Roosevelt County, New Mexico; 9 counties in Texas. It was in force for 114 min.

The area

The outline as issued.

The facts

Issued: May 26, 2019, 5:51 PM MDT (23:51 UTC)
Expired: May 26, 2019, 7:45 PM MDT
In force: 114 min
Issued by: the Storm Prediction Center

Counties Curry County, NM, Lea County, NM, Roosevelt County, NM, Bailey County, TX, Castro County, TX, Cochran County, TX, Gaines County, TX, Hockley County, TX, Lamb County, TX, Parmer County, TX, Terry County, TX, Yoakum County, TX

The watches that followed

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

Tornado Watch 259May 26, 6:55 PM MDT

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.9 hours before the alert went out and 263 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: 1256 J/kg
Mixed-layer CIN: -219 J/kg
Mixed-layer LCL: 944 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

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
May 26, 11:19 AM MDT	Mesoscale Discussion	SPC	Curry, Harding, Quay, Roosevelt, Union	116 min
May 26, 12:30 PM MDT	Mesoscale Discussion	SPC	Eddy, Lea	2 hr
May 26, 1:32 PM MDT	Tornado Watch	SPC	Guadalupe, Harding, Quay, San Miguel, Union	7 hr
May 26, 2:41 PM MDT	Severe Thunderstorm Watch	SPC	Chaves, Curry, De Baca, Eddy, Lea, Roosevelt	6 hr
May 26, 2:43 PM MDT	Mesoscale Discussion	SPC	Colfax, Curry, Guadalupe, Harding, Mora, Quay and 2 more	92 min
May 26, 5:56 PM MDT	Mesoscale Discussion	SPC	Curry, Roosevelt	64 min
May 25, 7:29 PM MDT	Mesoscale Discussion	SPC	Crockett, Reagan, Upton	91 min
May 25, 7:55 PM MDT	Mesoscale Discussion	SPC	Collingsworth	95 min
May 26, 5:04 PM MDT	Mesoscale Discussion	SPC	Dallam, Hartley, Oldham, Sherman	86 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.