Alert archive / Texas / Mesoscale Discussions in 2007

Mesoscale Discussion 959

June 1, 200725 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jun 1, 2007, 10:32 PM CDT for 25 counties in Texas. It was in force for 58 min.

The area

The outline as issued.

The facts

Issued: Jun 1, 2007, 10:32 PM CDT (03:32 UTC)
Expired: Jun 1, 2007, 11:30 PM CDT
In force: 58 min
Issued by: the Storm Prediction Center

All 25 counties

Andrews County, TX, Bailey County, TX, Borden County, TX, Castro County, TX, Cochran County, TX, Crosby County, TX, Dawson County, TX, Floyd County, TX, Gaines County, TX, Garza County, TX, Glasscock County, TX, Hale County, TX, Hockley County, TX, Howard County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Parmer County, TX, Scurry County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 84 km from the middle of the area, began a volume at 03:32 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 00:00Z, 3.5 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: 1144 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 2205 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 49 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.5

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 1, 7:27 PM CDT	Mesoscale Discussion	SPC	Bailey, Castro, Deaf Smith, Hartley, Moore, Oldham and 3 more	63 min
Jun 1, 7:30 PM CDT	Mesoscale Discussion	SPC	Archer, Clay, Haskell, Jack, Jones, Montague and 6 more	60 min
Jun 1, 8:24 PM CDT	Tornado Watch	SPC	Andrews, Bailey, Borden, Castro, Cochran, Crosby and 19 more	4 hr
Jun 1, 11:27 PM CDT	Severe Thunderstorm Watch	SPC	Bosque, Collin, Dallas, Delta, Denton, Ellis and 16 more	3 hr
Jun 2, 2:34 AM CDT	Mesoscale Discussion	SPC	Anderson, Bosque, Brown, Callahan, Coke, Coleman and 45 more	56 min
Jun 2, 2:45 AM CDT	Severe Thunderstorm Watch	SPC	Bosque, Brown, Callahan, Coke, Coleman, Comanche and 17 more	4 hr
Jun 2, 6:03 AM CDT	Mesoscale Discussion	SPC	Bosque, Brown, Burnet, Callahan, Coleman, Comanche and 19 more	57 min
Jun 2, 2:42 PM CDT	Mesoscale Discussion	SPC	Bailey, Castro, Dallam, Deaf Smith, Hartley, Lamb and 5 more	93 min
Jun 2, 4:22 PM CDT	Severe Thunderstorm Watch	SPC	Dallam, Deaf Smith, Hartley, Moore, Oldham, Potter and 2 more	7 hr

Nearby

Mesoscale Discussions in Texas, 2007 Every mesoscale discussion in 2007

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.