Alert archive / Texas / Mesoscale Discussions in 2003

Mesoscale Discussion 1209

June 2, 200341 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 2, 2003, 5:28 PM CDT for 41 counties in Texas. It was in force for 62 min.

The area

The outline as issued.

The facts

Issued
Jun 2, 2003, 5:28 PM CDT (22:28 UTC)
Expired
Jun 2, 2003, 6:30 PM CDT
In force
62 min
Issued by
the Storm Prediction Center
All 41 counties

Atascosa County, TX, Austin County, TX, Bandera County, TX, Bastrop County, TX, Bee County, TX, Bexar County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Caldwell County, TX, Colorado County, TX, Comal County, TX, DeWitt County, TX, Fayette County, TX, Fort Bend County, TX, Frio County, TX, Goliad County, TX, Gonzales County, TX, Grimes County, TX, Guadalupe County, TX, Harris County, TX, Hays County, TX, Jackson County, TX, Karnes County, TX, Kendall County, TX, La Salle County, TX, Lavaca County, TX, Lee County, TX, Live Oak County, TX, Matagorda County, TX, McMullen County, TX, Medina County, TX, Montgomery County, TX, San Jacinto County, TX, Travis County, TX, Victoria County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX, Wilson County, TX

The radar

The Austin/San Antonio radar (KEWX), 67 km from the middle of the area, began a volume at 22:29 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

Corpus Christi, TX (KCRP), launched 12:00Z, 10.5 hours before the alert went out and 175 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, Corpus Christi, TX at 12:00Z on 2003-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1486 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2003-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
1486 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

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.

IssuedProductOfficeCountiesLasted
Jun 1, 7:30 PM CDTSevere Thunderstorm WatchSPCArcher, Baylor, Childress, Clay, Collingsworth, Cooke and 19 more7 hr
Jun 1, 8:30 PM CDTSevere Thunderstorm WatchSPCAndrews, Bailey, Borden, Cochran, Crane, Crosby and 24 more5 hr
Jun 1, 9:05 PM CDTSevere Thunderstorm WatchSPCBell, Bosque, Brown, Burnet, Callahan, Coke and 51 more5 hr
Jun 1, 9:25 PM CDTMesoscale DiscussionSPCBaylor, Knox, Wichita, Wilbarger95 min
Jun 1, 9:49 PM CDTMesoscale DiscussionSPCAndrews, Borden, Crane, Crosby, Dawson, Ector and 18 more116 min
Jun 1, 10:16 PM CDTMesoscale DiscussionSPCBrown, Callahan, Coke, Coleman, Concho, Eastland and 8 more59 min
Jun 1, 11:18 PM CDTMesoscale DiscussionSPCBorden, Crane, Ector, Glasscock, Howard, Martin and 5 more87 min
Jun 1, 11:30 PM CDTMesoscale DiscussionSPCBosque, Brown, Comanche, Concho, Coryell, Erath and 16 more2 hr
Jun 2, 1:42 AM CDTMesoscale DiscussionSPCBell, Bosque, Brown, Burnet, Coleman, Comanche and 28 more63 min
Jun 2, 11:35 AM CDTMesoscale DiscussionSPCAnderson, Bell, Blanco, Burleson, Burnet, Cherokee and 34 more2 hr
Jun 2, 12:10 PM CDTSevere Thunderstorm WatchSPCAnderson, Angelina, Bell, Blanco, Bosque, Brown and 39 more6 hr
Jun 2, 2:03 PM CDTMesoscale DiscussionSPCAnderson, Angelina, Bell, Blanco, Bosque, Burnet and 35 more117 min
Jun 2, 3:00 PM CDTSevere Thunderstorm WatchSPCAtascosa, Austin, Bandera, Bastrop, Bexar, Blanco and 37 more5 hr
Jun 2, 6:00 PM CDTSevere Thunderstorm WatchSPCDallam, Deaf Smith, Hartley, Oldham5 hr

Nearby

Mesoscale Discussions in Texas, 2003Every 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; radar from the NEXRAD Level II archive.