Alert archive / Texas / Mesoscale Discussions in 2024

Mesoscale Discussion 613

May 3, 202423 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 3, 2024, 1:18 PM CDT for 23 counties in Texas. It was in force for 117 min.

The area

The outline as issued.

The facts

Issued: May 3, 2024, 1:18 PM CDT (18:18 UTC)
Expired: May 3, 2024, 3:15 PM CDT
In force: 117 min
Issued by: the Storm Prediction Center
Concerning: Severe potential...watch likely
Chance of a watch: 80%

All 23 counties

Borden County, TX, Coke County, TX, Coleman County, TX, Crane County, TX, Crockett County, TX, Dawson County, TX, Fisher County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Jones County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Nolan County, TX, Pecos County, TX, Reagan County, TX, Runnels County, TX, Scurry County, TX, Sterling County, TX, Taylor County, TX, Terrell County, TX, Upton County, TX

The radar

The San Angelo radar (KSJT), 78 km from the middle of the area, began a volume at 18:16 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 6.3 hours before the alert went out and 114 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: 1108 J/kg
Mixed-layer CIN: -177 J/kg
Mixed-layer LCL: 1714 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 2, 8:14 PM CDT	Mesoscale Discussion	SPC	Baylor, Brown, Callahan, Coleman, Comanche, Concho and 29 more	91 min
May 2, 11:18 PM CDT	Mesoscale Discussion	SPC	Bell, Bosque, Brown, Coryell, Falls, Hamilton and 7 more	117 min
May 3, 4:23 AM CDT	Mesoscale Discussion	SPC	Angelina, Chambers, Cherokee, Hardin, Harris, Houston and 17 more	3 hr
May 3, 2:14 PM CDT	Tornado Watch	SPC	Borden, Briscoe, Brown, Callahan, Coke, Coleman and 30 more	8 hr
May 3, 3:27 PM CDT	Severe Thunderstorm Watch	SPC	Brewster, Crane, Crockett, Ector, Edwards, Kerr and 15 more	8 hr
May 3, 4:01 PM CDT	Severe Thunderstorm Watch	SPC	Dallam, Hansford, Lipscomb, Ochiltree, Sherman	7 hr
May 3, 4:52 PM CDT	Mesoscale Discussion	SPC	Coke, Crosby, Fisher, Floyd, Garza, Kent and 5 more	83 min
May 3, 6:13 PM CDT	Mesoscale Discussion	SPC	Dallam, Hansford, Ochiltree, Sherman	92 min
May 3, 6:27 PM CDT	Mesoscale Discussion	SPC	Crockett, Kinney, Reagan, Terrell, Upton, Val Verde	2 hr

Nearby

Mesoscale Discussions in Texas, 2024 Every mesoscale discussion in 2024

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.