Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 1585

July 1, 200539 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Jul 1, 2005, 6:52 PM CDT for 39 counties in Texas. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued
Jul 1, 2005, 6:52 PM CDT (23:52 UTC)
Expired
Jul 1, 2005, 8:15 PM CDT
In force
83 min
Issued by
the Storm Prediction Center
All 39 counties

Baylor County, TX, Borden County, TX, Brown County, TX, Callahan County, TX, Castro County, TX, Coke County, TX, Coleman County, TX, Comanche County, TX, Cottle County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Eastland County, TX, Fisher County, TX, Floyd County, TX, Foard County, TX, Garza County, TX, Hale County, TX, Haskell County, TX, Howard County, TX, Jones County, TX, Kent County, TX, King County, TX, Knox County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Mitchell County, TX, Motley County, TX, Nolan County, TX, Runnels County, TX, Scurry County, TX, Shackelford County, TX, Stephens County, TX, Stonewall County, TX, Swisher County, TX, Taylor County, TX, Throckmorton County, TX, Young County, TX

The watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.9 hours before the alert went out and 221 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-pSkew-T log-p diagram, Midland Regional, TX at 12:00Z on 2005-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 163 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 2005-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
163 J/kg
Mixed-layer CIN
-655 J/kg
Mixed-layer LCL
2158 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
61 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.

IssuedProductOfficeCountiesLasted
Jun 30, 11:32 PM CDTMesoscale DiscussionSPCHansford, Ochiltree, Sherman118 min
Jul 1, 2:10 AM CDTSevere Thunderstorm WatchSPCGray, Hemphill, Lipscomb, Ochiltree, Roberts, Wheeler7 hr
Jul 1, 3:24 AM CDTMesoscale DiscussionSPCHemphill, Lipscomb, Ochiltree, Roberts, Wheeler96 min
Jul 1, 9:55 AM CDTMesoscale DiscussionSPCBowie, Collin, Cooke, Delta, Denton, Fannin and 10 more65 min
Jul 1, 12:10 PM CDTMesoscale DiscussionSPCAnderson, Bosque, Brown, Camp, Cherokee, Comanche and 32 more2 hr
Jul 1, 2:44 PM CDTMesoscale DiscussionSPCBailey, Castro, Dallam, Deaf Smith, Hartley, Lamb and 2 more2 hr
Jul 1, 5:40 PM CDTSevere Thunderstorm WatchSPCAndrews, Bailey, Castro, Cochran, Ector, Gaines and 7 more7 hr
Jul 1, 6:45 PM CDTMesoscale DiscussionSPCArmstrong, Carson, Collingsworth, Dallam, Deaf Smith, Donley and 14 more90 min

Nearby

Mesoscale Discussions in Texas, 2005Every 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.