Alert archive / Texas / Mesoscale Discussions in 2016

Mesoscale Discussion 193

March 8, 201669 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Mar 8, 2016, 11:54 PM CST for 69 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Mar 8, 2016, 11:54 PM CST (05:54 UTC)
Expired
Mar 9, 2016, 2:00 AM CST
In force
2 hr
Issued by
the Storm Prediction Center
All 69 counties

Aransas County, TX, Atascosa County, TX, Austin County, TX, Bastrop County, TX, Bee County, TX, Bell County, TX, Bexar County, TX, Blanco County, TX, Brazoria County, TX, Brazos County, TX, Brooks County, TX, Burleson County, TX, Burnet County, TX, Caldwell County, TX, Calhoun County, TX, Cameron County, TX, Colorado County, TX, Comal County, TX, Coryell County, TX, DeWitt County, TX, Duval County, TX, Falls County, TX, Fayette County, TX, Fort Bend County, TX, Goliad County, TX, Gonzales County, TX, Grimes County, TX, Guadalupe County, TX, Harris County, TX, Hays County, TX, Hidalgo County, TX, Houston County, TX, Jackson County, TX, Jim Hogg County, TX, Jim Wells County, TX, Karnes County, TX, Kendall County, TX, Kenedy County, TX, Kleberg County, TX, La Salle County, TX, Lampasas County, TX, Lavaca County, TX, Lee County, TX, Leon County, TX, Liberty County, TX, Live Oak County, TX, Madison County, TX, Matagorda County, TX, McMullen County, TX, Milam County, TX, Montgomery County, TX, Nueces County, TX, Refugio County, TX, Robertson County, TX, San Jacinto County, TX, San Patricio County, TX, Starr County, TX, Travis County, TX, Trinity County, TX, Victoria County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Webb County, TX, Wharton County, TX, Willacy County, TX, Williamson County, TX, Wilson County, TX, Zapata County, TX

The radar

The Corpus Christi radar (KCRP), 64 km from the middle of the area, began a volume at 05:53 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

Corpus Christi, TX (KCRP), launched 00:00Z, 5.9 hours before the alert went out and 82 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, Corpus Christi, TX at 00:00Z on 2016-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2133 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, Corpus Christi, TX at 00:00Z on 2016-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -50 square meters per square second.1939587897117Sfc1 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
2133 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
929 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-50 m²/s²
0-3 km storm-relative helicity
-30 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.1

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
Mar 8, 6:25 PM CSTMesoscale DiscussionSPCBandera, Brooks, Dimmit, Duval, Edwards, Frio and 13 more3 hr
Mar 8, 7:03 PM CSTSevere Thunderstorm WatchSPCAransas, Atascosa, Bandera, Bastrop, Bee, Bexar and 46 more9 hr
Mar 8, 7:07 PM CSTMesoscale DiscussionSPCBosque, Brown, Callahan, Coke, Coleman, Comanche and 37 more113 min
Mar 8, 9:26 PM CSTMesoscale DiscussionSPCAransas, Atascosa, Bandera, Bastrop, Bee, Bell and 44 more2 hr
Mar 9, 3:59 AM CSTMesoscale DiscussionSPCAnderson, Angelina, Austin, Brazos, Burleson, Cherokee and 23 more3 hr
Mar 9, 7:29 AM CSTMesoscale DiscussionSPCAngelina, Aransas, Austin, Bee, Brazoria, Brooks and 47 more2 hr
Mar 9, 7:58 AM CSTSevere Thunderstorm WatchSPCAransas, Bee, Brazoria, Calhoun, Fort Bend, Goliad and 8 more4 hr
Mar 9, 10:07 AM CSTMesoscale DiscussionSPCChambers, Hardin, Jasper, Jefferson, Liberty, Newton and 2 more2 hr
Mar 9, 10:29 AM CSTMesoscale DiscussionSPCAransas, Brazoria, Calhoun, Fort Bend, Harris, Jackson and 6 more91 min

Nearby

Mesoscale Discussions in Texas, 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.