Alert archive / Texas / Mesoscale Discussions in 2004

Mesoscale Discussion 258

April 3, 20044 counties in New Mexico; 5 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Apr 3, 2004, 4:42 PM MST for 4 counties in New Mexico; 5 counties in Texas. It was in force for 3 hr.

The area

The outline as issued.

The facts

Issued
Apr 3, 2004, 4:42 PM MST (23:42 UTC)
Expired
Apr 3, 2004, 7:45 PM MST
In force
3 hr
Issued by
the Storm Prediction Center

Counties Eddy County, NM, Lea County, NM, Santa Fe County, NM, Torrance County, NM, Gaines County, TX, Loving County, TX, Reeves County, TX, Winkler County, TX, Yoakum County, TX

The nearest sounding before it

Albuquerq/Krtlnd, NM (KABQ), launched 12:00Z, 11.7 hours before the alert went out and 214 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-pSkew-T log-p diagram, Albuquerq/Krtlnd, NM at 12:00Z on 2004-04-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albuquerq/Krtlnd, NM at 12:00Z on 2004-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
687 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
211 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.

IssuedProductOfficeCountiesLasted
Apr 3, 12:49 PM MSTMesoscale DiscussionSPCOtero, Socorro2 hr
Apr 3, 3:54 PM MSTMesoscale DiscussionSPCLea96 min
Apr 2, 6:26 PM MSTMesoscale DiscussionSPCBandera, Concho, Dimmit, Duval, Edwards, Frio and 23 more64 min

Nearby

Mesoscale Discussions in Texas, 2004Mesoscale Discussions in New Mexico, 2004Every 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.