Alert archive / New Mexico / Mesoscale Discussions in 2015

Mesoscale Discussion 716

May 21, 20156 counties in New Mexico; El Paso County, Hudspeth County, Texas

The Storm Prediction Center issued this mesoscale discussion at May 21, 2015, 4:33 PM MDT for 6 counties in New Mexico; El Paso County, Hudspeth County, Texas. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued: May 21, 2015, 4:33 PM MDT (22:33 UTC)
Expired: May 21, 2015, 6:30 PM MDT
In force: 117 min
Issued by: the Storm Prediction Center
Chance of a watch: 40%

Counties Catron County, NM, Doña Ana County, NM, Luna County, NM, Otero County, NM, Sierra County, NM, Socorro County, NM, El Paso County, TX, Hudspeth County, TX

The radar

The El Paso radar (KEPZ), 65 km from the middle of the area, began a volume at 22:33 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

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 10.6 hours before the alert went out and 295 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1557 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 139 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 20, 6:39 PM MDT	Mesoscale Discussion	SPC	Crockett, Gillespie, Kerr, Kimble, Mason, Menard and 2 more	96 min
May 20, 9:52 PM MDT	Mesoscale Discussion	SPC	Bandera, Bastrop, Bexar, Blanco, Burnet, Caldwell and 16 more	83 min
May 21, 6:08 AM MDT	Mesoscale Discussion	SPC	Hidalgo, Jim Hogg, Starr, Zapata	67 min

Nearby

Mesoscale Discussions in New Mexico, 2015 Mesoscale Discussions in Texas, 2015 Every mesoscale discussion in 2015

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.