Alert archive / Texas / Mesoscale Discussions in 2016

Mesoscale Discussion 775

May 28, 2016Carter County, Jefferson County, Love County, Oklahoma; 63 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 28, 2016, 10:00 PM CDT for Carter County, Jefferson County, Love County, Oklahoma; 63 counties in Texas. It was in force for 60 min.

The area

The outline as issued.

The facts

Issued
May 28, 2016, 10:00 PM CDT (03:00 UTC)
Expired
May 28, 2016, 11:00 PM CDT
In force
60 min
Issued by
the Storm Prediction Center
All 66 counties

Carter County, OK, Jefferson County, OK, Love County, OK, Archer County, TX, Bandera County, TX, Baylor County, TX, Bexar County, TX, Blanco County, TX, Borden County, TX, Brown County, TX, Callahan County, TX, Clay County, TX, Coke County, TX, Coleman County, TX, Comal County, TX, Comanche County, TX, Concho County, TX, Cooke County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Eastland County, TX, Erath County, TX, Fisher County, TX, Garza County, TX, Gillespie County, TX, Glasscock County, TX, Hamilton County, TX, Haskell County, TX, Howard County, TX, Jack County, TX, Jones County, TX, Kendall County, TX, Kent County, TX, Kerr County, TX, Kimble County, TX, King County, TX, Knox County, TX, Lampasas County, TX, Llano County, TX, Lynn County, TX, Martin County, TX, Mason County, TX, McCulloch County, TX, Medina County, TX, Menard County, TX, Mills County, TX, Mitchell County, TX, Montague County, TX, Nolan County, TX, Palo Pinto County, TX, Parker County, TX, Runnels County, TX, San Saba County, TX, Scurry County, TX, Shackelford County, TX, Stephens County, TX, Sterling County, TX, Stonewall County, TX, Taylor County, TX, Throckmorton County, TX, Tom Green County, TX, Wichita County, TX, Wilson County, TX, Wise County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 85 km from the middle of the area, began a volume at 03:03 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

Fort Worth, TX (KFWD), launched 00:00Z, 3.0 hours before the alert went out and 209 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, Fort Worth, TX at 00:00Z on 2016-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3189 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, Fort Worth, TX at 00:00Z on 2016-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 11 square meters per square second.19395878Sfc1 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
3189 J/kg
Mixed-layer CIN
-25 J/kg
Mixed-layer LCL
1372 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
11 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 29, 7:52 AM CDTMesoscale DiscussionSPCBeckham, Blaine, Caddo, Canadian, Cleveland, Comanche and 15 more2 hr
May 29, 12:48 PM CDTMesoscale DiscussionSPCTexas117 min
May 29, 1:53 PM CDTSevere Thunderstorm WatchSPCBeckham, Cimarron, Greer, Harmon, Jackson, Roger Mills and 2 more8 hr
May 29, 3:31 PM CDTMesoscale DiscussionSPCCraig, Delaware, Mayes, Nowata, Osage, Ottawa and 3 more119 min
May 29, 2:42 PM CDTMesoscale DiscussionSPCAndrews, Borden, Brewster, Coke, Crane, Crockett and 27 more2 hr
May 29, 3:57 PM CDTSevere Thunderstorm WatchSPCAndrews, Borden, Brewster, Crane, Crockett, Culberson and 22 more7 hr
May 29, 4:56 PM CDTMesoscale DiscussionSPCCollin, Dallas, Denton, Ellis, Henderson, Hood and 14 more94 min
May 29, 5:21 PM CDTMesoscale DiscussionSPCArcher, Baylor, Cottle, Foard, Hall, Haskell and 10 more114 min

Nearby

Mesoscale Discussions in Texas, 2016Mesoscale Discussions in Oklahoma, 2016Every mesoscale discussion in 2016

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.