Alert archive / Texas / Mesoscale Discussions in 2003

Mesoscale Discussion 1121

May 25, 200315 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 25, 2003, 6:19 PM CDT for 15 counties in Texas. It was in force for 86 min.

The area

The outline as issued.

The facts

Issued: May 25, 2003, 6:19 PM CDT (23:19 UTC)
Expired: May 25, 2003, 7:45 PM CDT
In force: 86 min
Issued by: the Storm Prediction Center

Counties Concho County, TX, Crockett County, TX, Edwards County, TX, Irion County, TX, Kerr County, TX, Kimble County, TX, Mason County, TX, Menard County, TX, Reagan County, TX, Real County, TX, Schleicher County, TX, Sutton County, TX, Terrell County, TX, Tom Green County, TX, Val Verde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 11.3 hours before the alert went out and 143 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: 1823 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 907 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 183 m²/s²
0-3 km storm-relative helicity: 211 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

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 24, 8:22 PM CDT	Mesoscale Discussion	SPC	Archer, Armstrong, Bailey, Baylor, Briscoe, Carson and 48 more	23 min
May 24, 8:40 PM CDT	Severe Thunderstorm Watch	SPC	Archer, Armstrong, Baylor, Briscoe, Castro, Childress and 30 more	5 hr
May 24, 9:32 PM CDT	Mesoscale Discussion	SPC	Collin, Cooke, Delta, Denton, Fannin, Franklin and 7 more	118 min
May 24, 10:05 PM CDT	Mesoscale Discussion	SPC	Archer, Armstrong, Baylor, Briscoe, Childress, Clay and 26 more	85 min
May 24, 10:20 PM CDT	Severe Thunderstorm Watch	SPC	Collin, Dallas, Denton, Ellis, Henderson, Hunt and 8 more	6 hr
May 24, 11:32 PM CDT	Mesoscale Discussion	SPC	Anderson, Archer, Baylor, Childress, Clay, Collin and 30 more	118 min
May 25, 1:11 AM CDT	Mesoscale Discussion	SPC	Anderson, Archer, Baylor, Clay, Collin, Cooke and 32 more	2 hr
May 25, 1:35 AM CDT	Severe Thunderstorm Watch	SPC	Archer, Baylor, Cherokee, Clay, Collin, Cooke and 28 more	6 hr
May 25, 3:42 AM CDT	Mesoscale Discussion	SPC	Clay, Collin, Cooke, Dallas, Denton, Ellis and 10 more	2 hr
May 25, 1:10 PM CDT	Mesoscale Discussion	SPC	Andrews, Crane, Crockett, Ector, Gaines, Loving and 9 more	95 min
May 25, 4:20 PM CDT	Mesoscale Discussion	SPC	Culberson, Loving, Pecos, Reeves, Ward, Winkler	85 min
May 25, 4:35 PM CDT	Severe Thunderstorm Watch	SPC	Brewster, Crane, Loving, Pecos, Reeves, Terrell and 2 more	6 hr
May 25, 5:06 PM CDT	Mesoscale Discussion	SPC	Bell, Burnet, Crockett, Culberson, Falls, Houston and 18 more	114 min

Nearby

Mesoscale Discussions in Texas, 2003 Every mesoscale discussion in 2003

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.