Alert archive / Texas / Mesoscale Discussions in 2009

Mesoscale Discussion 1019

June 10, 2009Lea County, New Mexico; 25 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 10, 2009, 6:56 AM MDT for Lea County, New Mexico; 25 counties in Texas. It was in force for 64 min.

The area

The outline as issued.

The facts

Issued: Jun 10, 2009, 6:56 AM MDT (12:56 UTC)
Expired: Jun 10, 2009, 8:00 AM MDT
In force: 64 min
Issued by: the Storm Prediction Center

All 26 counties

Lea County, NM, Andrews County, TX, Borden County, TX, Cochran County, TX, Crane County, TX, Crosby County, TX, Dawson County, TX, Ector County, TX, Gaines County, TX, Garza County, TX, Glasscock County, TX, Hale County, TX, Hockley County, TX, Howard County, TX, Loving County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Pecos County, TX, Reeves County, TX, Terry County, TX, Upton County, TX, Ward County, TX, Winkler County, TX, Yoakum County, TX

The radar

The Midland/Odessa radar (KMAF), 56 km from the middle of the area, began a volume at 12:58 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.

Severe Thunderstorm Watch 363Jun 10, 7:40 AM MDT

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 0.9 hours before the alert went out and 55 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: 1616 J/kg
Mixed-layer CIN: -170 J/kg
Mixed-layer LCL: 1221 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 72 m²/s²
0-3 km storm-relative helicity: 90 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.0

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 10, 7:38 AM MDT	Severe Thunderstorm Watch	SPC	Lea	6 hr
Jun 10, 10:46 AM MDT	Mesoscale Discussion	SPC	Lea	89 min
Jun 10, 9:44 AM MDT	Mesoscale Discussion	SPC	Collingsworth, Donley, Foard, Hardeman, Wheeler, Wichita and 1 more	91 min
Jun 10, 10:09 AM MDT	Severe Thunderstorm Watch	SPC	Collingsworth, Donley, Gray, Hemphill, Lipscomb, Wheeler	7 hr
Jun 10, 1:13 PM MDT	Severe Thunderstorm Watch	SPC	Anderson, Archer, Baylor, Bell, Borden, Bosque and 70 more	10 hr
Jun 10, 4:38 PM MDT	Mesoscale Discussion	SPC	Archer, Bosque, Brown, Callahan, Clay, Coleman and 45 more	67 min
Jun 10, 5:17 PM MDT	Mesoscale Discussion	SPC	Bowie, Camp, Cass, Franklin, Harrison, Marion and 4 more	58 min
Jun 10, 5:37 PM MDT	Severe Thunderstorm Watch	SPC	Bowie, Camp, Cass, Cherokee, Franklin, Gregg and 10 more	8 hr

Nearby

Mesoscale Discussions in Texas, 2009 Mesoscale Discussions in New Mexico, 2009 Every mesoscale discussion in 2009

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.