Alert archive / Texas / Mesoscale Discussions in 2004

Mesoscale Discussion 2297

October 5, 20049 counties in New Mexico; 12 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Oct 5, 2004, 9:20 AM MDT for 9 counties in New Mexico; 12 counties in Texas. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued: Oct 5, 2004, 9:20 AM MDT (15:20 UTC)
Expired: Oct 5, 2004, 11:15 AM MDT
In force: 115 min
Issued by: the Storm Prediction Center

All 21 counties

Curry County, NM, De Baca County, NM, Guadalupe County, NM, Lincoln County, NM, Quay County, NM, Roosevelt County, NM, San Miguel County, NM, Santa Fe County, NM, Torrance County, NM, Bailey County, TX, Castro County, TX, Cochran County, TX, Deaf Smith County, TX, Hale County, TX, Hockley County, TX, Lamb County, TX, Lubbock County, TX, Lynn 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 850Oct 5, 11:55 AM MDT

The nearest sounding before it

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 3.3 hours before the alert went out and 203 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: 465 J/kg
Mixed-layer CIN: -81 J/kg
Mixed-layer LCL: 1157 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 179 m²/s²
0-3 km storm-relative helicity: 312 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 5.1

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
Oct 5, 1:57 AM MDT	Mesoscale Discussion	SPC	Curry, De Baca, Guadalupe, Quay, Roosevelt	63 min
Oct 5, 4:53 AM MDT	Mesoscale Discussion	SPC	Chaves, De Baca, Doña Ana, Lincoln, Otero, Roosevelt	67 min
Oct 5, 11:55 AM MDT	Tornado Watch	SPC	Bernalillo, Chaves, De Baca, Guadalupe, Lincoln, Sandoval and 4 more	6 hr
Oct 5, 1:48 PM MDT	Mesoscale Discussion	SPC	Bernalillo, Eddy, Lincoln, Los Alamos, Otero, Rio Arriba and 5 more	117 min
Oct 5, 2:55 PM MDT	Severe Thunderstorm Watch	SPC	Doña Ana, Eddy, Lea, Otero	5 hr
Oct 5, 4:15 PM MDT	Mesoscale Discussion	SPC	Doña Ana, Eddy, Lea, Otero	90 min
Oct 5, 5:14 PM MDT	Mesoscale Discussion	SPC	Chaves, Eddy, Lea	91 min
Oct 5, 5:35 PM MDT	Tornado Watch	SPC	Chaves, Eddy, Lea, Otero	4 hr

Nearby

Mesoscale Discussions in Texas, 2004 Mesoscale Discussions in New Mexico, 2004 Every mesoscale discussion in 2004

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.