Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 2331

October 9, 200522 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Oct 9, 2005, 8:36 PM CDT for 22 counties in Texas. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued: Oct 9, 2005, 8:36 PM CDT (01:36 UTC)
Expired: Oct 9, 2005, 10:00 PM CDT
In force: 84 min
Issued by: the Storm Prediction Center

All 22 counties

Brown County, TX, Coke County, TX, Coleman County, TX, Comanche County, TX, Concho County, TX, Edwards County, TX, Irion County, TX, Kerr County, TX, Kimble County, TX, Kinney County, TX, Mason County, TX, McCulloch County, TX, Menard County, TX, Mills County, TX, Real County, TX, Runnels County, TX, San Saba County, TX, Schleicher County, TX, Sutton County, TX, Tom Green County, TX, Uvalde County, TX, Val Verde County, TX

The radar

The San Angelo radar (KSJT), 107 km from the middle of the area, began a volume at 01:36 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

Del Rio, TX (KDRT), launched 00:00Z, 1.6 hours before the alert went out and 119 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: 12 J/kg
Mixed-layer CIN: -325 J/kg
Mixed-layer LCL: 2092 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 176 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
Oct 9, 7:20 PM CDT	Severe Thunderstorm Watch	SPC	Brown, Coke, Coleman, Comanche, Concho, Crockett and 18 more	8 hr
Oct 9, 11:07 PM CDT	Mesoscale Discussion	SPC	Bandera, Bexar, Blanco, Brown, Dimmit, Edwards and 17 more	83 min
Oct 10, 7:55 AM CDT	Mesoscale Discussion	SPC	Brazoria, Galveston, Matagorda, Wharton	65 min
Oct 10, 2:35 PM CDT	Mesoscale Discussion	SPC	Borden, Briscoe, Childress, Collingsworth, Cottle, Crosby and 14 more	115 min

Nearby

Mesoscale Discussions in Texas, 2005 Every mesoscale discussion in 2005

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.