Alert archive / Texas / Mesoscale Discussions in 2003

Mesoscale Discussion 1361

June 12, 20034 counties in New Mexico; Cimarron County, Oklahoma; 17 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 12, 2003, 4:59 PM MDT for 4 counties in New Mexico; Cimarron County, Oklahoma; 17 counties in Texas. It was in force for 91 min.

The area

The outline as issued.

The facts

Issued: Jun 12, 2003, 4:59 PM MDT (22:59 UTC)
Expired: Jun 12, 2003, 6:30 PM MDT
In force: 91 min
Issued by: the Storm Prediction Center

All 22 counties

Colfax County, NM, Harding County, NM, Mora County, NM, Union County, NM, Cimarron County, OK, Armstrong County, TX, Carson County, TX, Dallam County, TX, Deaf Smith County, TX, Donley County, TX, Gray County, TX, Hansford County, TX, Hartley County, TX, Hutchinson County, TX, Moore County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 128 km from the middle of the area, began a volume at 23:00 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 11.0 hours before the alert went out and 129 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: 17 J/kg
Mixed-layer CIN: -601 J/kg
Mixed-layer LCL: 2737 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 144 m²/s²
0-3 km storm-relative helicity: 99 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.

Issued	Product	Office	Counties	Lasted
Jun 11, 6:25 PM MDT	Severe Thunderstorm Watch	SPC	Alfalfa, Blaine, Bryan, Caddo, Canadian, Carter and 28 more	6 hr
Jun 11, 9:15 PM MDT	Mesoscale Discussion	SPC	Alfalfa, Atoka, Blaine, Bryan, Caddo, Canadian and 31 more	60 min
Jun 11, 9:25 PM MDT	Severe Thunderstorm Watch	SPC	Adair, Atoka, Cherokee, Choctaw, Craig, Creek and 23 more	5 hr
Jun 11, 11:14 PM MDT	Mesoscale Discussion	SPC	Latimer, LeFlore, McCurtain, Pushmataha	2 hr
Jun 12, 12:30 AM MDT	Mesoscale Discussion	SPC	Jefferson, Love, Tillman	2 hr
Jun 12, 2:30 PM MDT	Severe Thunderstorm Watch	SPC	Comanche, Cotton, Harmon, Jackson, Tillman	6 hr
Jun 11, 6:13 PM MDT	Mesoscale Discussion	SPC	Borden, Callahan, Coke, Coleman, Concho, Crockett and 29 more	62 min
Jun 11, 7:04 PM MDT	Mesoscale Discussion	SPC	Bell, Blanco, Bosque, Brown, Burnet, Caldwell and 27 more	86 min
Jun 11, 7:15 PM MDT	Tornado Watch	SPC	Archer, Baylor, Brown, Callahan, Clay, Coleman and 29 more	6 hr
Jun 11, 8:15 PM MDT	Severe Thunderstorm Watch	SPC	Bell, Bosque, Collin, Coryell, Dallas, Denton and 19 more	5 hr
Jun 11, 10:10 PM MDT	Mesoscale Discussion	SPC	Archer, Baylor, Brown, Callahan, Clay, Coleman and 29 more	65 min
Jun 11, 10:49 PM MDT	Mesoscale Discussion	SPC	Bell, Bosque, Collin, Coryell, Dallas, Denton and 20 more	86 min
Jun 11, 11:30 PM MDT	Mesoscale Discussion	SPC	Anderson, Angelina, Austin, Brazos, Burleson, Camp and 34 more	2 hr
Jun 12, 12:10 AM MDT	Severe Thunderstorm Watch	SPC	Anderson, Angelina, Austin, Bowie, Brazoria, Brazos and 39 more	4 hr
Jun 12, 3:20 AM MDT	Mesoscale Discussion	SPC	Angelina, Austin, Brazoria, Cass, Colorado, Fort Bend and 21 more	55 min
Jun 12, 12:31 PM MDT	Mesoscale Discussion	SPC	Brazos, Burleson, Grimes, Jasper, Montgomery, Newton and 5 more	119 min
Jun 12, 12:56 PM MDT	Mesoscale Discussion	SPC	Brown, Callahan, Coleman, Comanche, Concho, Eastland and 11 more	2 hr

Nearby

Mesoscale Discussions in Texas, 2003 Mesoscale Discussions in New Mexico, 2003 Mesoscale Discussions in Oklahoma, 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; radar from the NEXRAD Level II archive.