Alert archive / Texas / Mesoscale Discussions in 2005

Mesoscale Discussion 800

May 9, 200548 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 9, 2005, 8:20 PM CDT for 48 counties in Texas. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued
May 9, 2005, 8:20 PM CDT (01:20 UTC)
Expired
May 9, 2005, 10:15 PM CDT
In force
115 min
Issued by
the Storm Prediction Center
All 48 counties

Archer County, TX, Baylor County, TX, Bosque County, TX, Brown County, TX, Callahan County, TX, Coke County, TX, Coleman County, TX, Comanche County, TX, Concho County, TX, Crockett County, TX, Eastland County, TX, Edwards County, TX, Erath County, TX, Fisher County, TX, Gillespie County, TX, Hamilton County, TX, Haskell County, TX, Hood County, TX, Irion County, TX, Jack County, TX, Johnson County, TX, Jones County, TX, Kerr County, TX, Kimble County, TX, Lampasas County, TX, Llano County, TX, Mason County, TX, McCulloch County, TX, Menard County, TX, Mills County, TX, Mitchell County, TX, Nolan County, TX, Palo Pinto County, TX, Parker County, TX, Reagan County, TX, Real County, TX, Runnels County, TX, San Saba County, TX, Schleicher County, TX, Shackelford County, TX, Somervell County, TX, Stephens County, TX, Sterling County, TX, Sutton County, TX, Taylor County, TX, Throckmorton County, TX, Tom Green County, TX, Young County, TX

The radar

The San Angelo radar (KSJT), 84 km from the middle of the area, began a volume at 01:20 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, 1.3 hours before the alert went out and 277 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, Del Rio, TX at 00:00Z on 2005-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2596 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, Del Rio, TX at 00:00Z on 2005-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 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
2596 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
1663 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
118 m²/s²
Significant tornado parameter
0.1
Supercell composite
3.1

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
May 10, 2:23 PM CDTMesoscale DiscussionSPCAndrews, Borden, Briscoe, Childress, Cottle, Crane and 27 more2 hr
May 10, 3:25 PM CDTSevere Thunderstorm WatchSPCArmstrong, Briscoe, Childress, Collingsworth, Cottle, Donley and 9 more7 hr
May 10, 3:55 PM CDTSevere Thunderstorm WatchSPCAndrews, Brewster, Cochran, Crane, Dawson, Ector and 15 more6 hr
May 10, 6:06 PM CDTMesoscale DiscussionSPCAndrews, Armstrong, Bailey, Borden, Brewster, Briscoe and 47 more84 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; radar from the NEXRAD Level II archive.