Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 2095

August 27, 20056 counties in New Mexico; 27 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Aug 27, 2005, 4:41 PM MDT for 6 counties in New Mexico; 27 counties in Texas. It was in force for 94 min.

The area

The outline as issued.

The facts

Issued: Aug 27, 2005, 4:41 PM MDT (22:41 UTC)
Expired: Aug 27, 2005, 6:15 PM MDT
In force: 94 min
Issued by: the Storm Prediction Center

All 33 counties

Chaves County, NM, Curry County, NM, De Baca County, NM, Lea County, NM, Quay County, NM, Roosevelt County, NM, Andrews County, TX, Bailey County, TX, Borden County, TX, Callahan County, TX, Castro County, TX, Cochran County, TX, Crosby County, TX, Dawson County, TX, Fisher County, TX, Gaines County, TX, Garza County, TX, Hale County, TX, Hockley County, TX, Howard County, TX, Jones County, TX, Kent County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Mitchell County, TX, Nolan County, TX, Parmer County, TX, Scurry County, TX, Taylor County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 54 km from the middle of the area, began a volume at 22:43 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

Midland Regional, TX (KMAF), launched 12:00Z, 10.7 hours before the alert went out and 208 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: 918 J/kg
Mixed-layer CIN: -176 J/kg
Mixed-layer LCL: 1720 m above ground
0-6 km bulk shear: 10 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: 58 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
Aug 27, 12:06 PM MDT	Mesoscale Discussion	SPC	Collin, Cooke, Dallas, Denton, Grayson, Hood and 6 more	2 hr

Nearby

Mesoscale Discussions in Texas, 2005 Mesoscale Discussions in New Mexico, 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.