Alert archive / New Mexico / Mesoscale Discussions in 2014

Mesoscale Discussion 678

May 24, 20144 counties in New Mexico; 4 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 24, 2014, 12:45 AM MDT for 4 counties in New Mexico; 4 counties in Texas. It was in force for 90 min.

The area

The outline as issued.

The facts

Issued: May 24, 2014, 12:45 AM MDT (06:45 UTC)
Expired: May 24, 2014, 2:15 AM MDT
In force: 90 min
Issued by: the Storm Prediction Center
Chance of a watch: 20%

Counties Chaves County, NM, Curry County, NM, Eddy County, NM, Roosevelt County, NM, Deaf Smith County, TX, Hartley County, TX, Oldham County, TX, Parmer County, TX

The radar

The Cannon AFB radar (KFDX), 49 km from the middle of the area, began a volume at 06:47 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 6.8 hours before the alert went out and 218 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: 4 J/kg
Mixed-layer CIN: -7 J/kg
Mixed-layer LCL: 1015 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: -30 m²/s²
0-3 km storm-relative helicity: -17 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.0

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 23, 7:56 PM MDT	Mesoscale Discussion	SPC	Chaves, De Baca, Eddy, Guadalupe, Lea, Lincoln and 3 more	64 min
May 23, 9:53 PM MDT	Mesoscale Discussion	SPC	Chaves, De Baca, Eddy, Guadalupe, Lea, Lincoln and 2 more	97 min
May 24, 5:26 AM MDT	Mesoscale Discussion	SPC	Lea	94 min
May 24, 11:26 AM MDT	Mesoscale Discussion	SPC	Lea	3 hr
May 24, 12:21 PM MDT	Mesoscale Discussion	SPC	Bernalillo, Chaves, Colfax, Curry, De Baca, Guadalupe and 11 more	114 min
May 24, 12:43 PM MDT	Tornado Watch	SPC	Eddy, Lea	8 hr
May 24, 1:36 PM MDT	Tornado Watch	SPC	Chaves, Colfax, Curry, De Baca, Guadalupe, Harding and 8 more
May 24, 1:37 PM MDT	Severe Thunderstorm Watch	SPC	Chaves, Colfax, Curry, De Baca, Guadalupe, Harding and 8 more	7 hr
May 24, 2:44 PM MDT	Mesoscale Discussion	SPC	Eddy, Lea	91 min
May 24, 5:24 PM MDT	Mesoscale Discussion	SPC	Chaves, Colfax, Curry, De Baca, Guadalupe, Harding and 6 more	66 min
May 24, 11:58 AM MDT	Mesoscale Discussion	SPC	Callahan, Fisher, Nolan, Runnels, Taylor	2 hr
May 24, 1:58 PM MDT	Mesoscale Discussion	SPC	Archer, Baylor, Callahan, Clay, Coleman, Eastland and 10 more	2 hr

Nearby

Mesoscale Discussions in New Mexico, 2014 Mesoscale Discussions in Texas, 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.