Alert archive / Texas / Mesoscale Discussions in 2006

Mesoscale Discussion 1011

May 28, 200620 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 28, 2006, 3:06 PM CDT for 20 counties in Texas. It was in force for 114 min.

The area

The outline as issued.

The facts

Issued: May 28, 2006, 3:06 PM CDT (20:06 UTC)
Expired: May 28, 2006, 5:00 PM CDT
In force: 114 min
Issued by: the Storm Prediction Center

Counties Brooks County, TX, Dimmit County, TX, Duval County, TX, Frio County, TX, Hidalgo County, TX, Jim Hogg County, TX, Kenedy County, TX, Kinney County, TX, Kleberg County, TX, La Salle County, TX, Maverick County, TX, McMullen County, TX, Medina County, TX, Real County, TX, Starr County, TX, Uvalde County, TX, Webb County, TX, Willacy County, TX, Zapata County, TX, Zavala County, TX

The radar

The Corpus Christi radar (KCRP), 136 km from the middle of the area, began a volume at 20:06 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, 8.1 hours before the alert went out and 154 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: 3283 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 540 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 25 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
May 28, 3:11 PM CDT	Mesoscale Discussion	SPC	Armstrong, Briscoe, Carson, Collingsworth, Donley, Gray and 5 more	2 hr
May 28, 3:51 PM CDT	Severe Thunderstorm Watch	SPC	Briscoe, Childress, Collingsworth, Cottle, Crosby, Dickens and 14 more	6 hr
May 28, 5:00 PM CDT	Severe Thunderstorm Watch	SPC	Borden, Coke, Concho, Crockett, Fisher, Garza and 21 more	4 hr

Nearby

Mesoscale Discussions in Texas, 2006 Every mesoscale discussion in 2006

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.