Alert archive / New Mexico / Mesoscale Discussions in 2006

Mesoscale Discussion 757

May 4, 20069 counties in New Mexico; 8 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 4, 2006, 4:22 PM MDT for 9 counties in New Mexico; 8 counties in Texas. It was in force for 113 min.

The area

The outline as issued.

The facts

Issued: May 4, 2006, 4:22 PM MDT (22:22 UTC)
Expired: May 4, 2006, 6:15 PM MDT
In force: 113 min
Issued by: the Storm Prediction Center

Counties Colfax County, NM, Curry County, NM, De Baca County, NM, Guadalupe County, NM, Harding County, NM, Mora County, NM, Quay County, NM, Roosevelt County, NM, San Miguel County, NM, Bailey County, TX, Castro County, TX, Cochran County, TX, Hockley County, TX, Lamb County, TX, Parmer County, TX, Terry County, TX, Yoakum County, TX

The radar

The Cannon AFB radar (KFDX), 82 km from the middle of the area, began a volume at 22:26 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, 10.4 hours before the alert went out and 406 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: 945 J/kg
Mixed-layer CIN: -279 J/kg
Mixed-layer LCL: 1367 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 330 m²/s²
0-3 km storm-relative helicity: 382 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

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 4, 12:52 PM MDT	Mesoscale Discussion	SPC	Lea	113 min
May 3, 6:20 PM MDT	Mesoscale Discussion	SPC	Andrews, Archer, Bailey, Baylor, Borden, Briscoe and 36 more	85 min
May 3, 8:46 PM MDT	Mesoscale Discussion	SPC	Andrews, Archer, Baylor, Borden, Briscoe, Callahan and 51 more	89 min
May 3, 9:07 PM MDT	Mesoscale Discussion	SPC	Bandera, Dimmit, Edwards, Frio, Kinney, La Salle and 7 more	83 min
May 3, 9:45 PM MDT	Severe Thunderstorm Watch	SPC	Borden, Brown, Callahan, Coke, Coleman, Comanche and 27 more	5 hr
May 4, 2:19 AM MDT	Mesoscale Discussion	SPC	Bell, Bosque, Brown, Burnet, Callahan, Coke and 33 more	56 min
May 4, 11:09 AM MDT	Mesoscale Discussion	SPC	Bowie, Cass, Marion, Morris, Titus	2 hr
May 4, 12:06 PM MDT	Severe Thunderstorm Watch	SPC	Bowie, Cass, Marion	6 hr
May 4, 2:22 PM MDT	Severe Thunderstorm Watch	SPC	Andrews, Bastrop, Bell, Blanco, Borden, Bosque and 44 more	7 hr
May 4, 4:30 PM MDT	Mesoscale Discussion	SPC	Cass, Marion	60 min

Nearby

Mesoscale Discussions in New Mexico, 2006 Mesoscale Discussions in Texas, 2006 Every mesoscale discussion in 2006

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.