Alert archive / Texas / Mesoscale Discussions in 2016

Mesoscale Discussion 181

March 7, 201633 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Mar 7, 2016, 11:41 PM CST for 33 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Mar 7, 2016, 11:41 PM CST (05:41 UTC)
Expired
Mar 8, 2016, 1:45 AM CST
In force
2 hr
Issued by
the Storm Prediction Center
Chance of a watch
60%
All 33 counties

Borden County, TX, Coke County, TX, Concho County, TX, Crane County, TX, Crockett County, TX, Dawson County, TX, Ector County, TX, Edwards County, TX, Fisher County, TX, Glasscock County, TX, Howard County, TX, Irion County, TX, Jones County, TX, Kimble County, TX, Kinney County, TX, Martin County, TX, Menard County, TX, Midland County, TX, Mitchell County, TX, Nolan County, TX, Pecos County, TX, Reagan County, TX, Real County, TX, Runnels County, TX, Schleicher County, TX, Scurry County, TX, Sterling County, TX, Sutton County, TX, Taylor County, TX, Terrell County, TX, Tom Green County, TX, Upton County, TX, Val Verde County, TX

The radar

The San Angelo radar (KSJT), 64 km from the middle of the area, began a volume at 05:43 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 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 00:00Z, 5.7 hours before the alert went out and 133 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 00:00Z on 2016-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 00:00Z on 2016-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
4057 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 7, 6:42 PM CSTMesoscale DiscussionSPCBosque, Comanche, Cooke, Dallas, Denton, Ellis and 10 more63 min
Mar 8, 1:18 AM CSTSevere Thunderstorm WatchSPCBosque, Brown, Callahan, Coke, Coleman, Collin and 48 more10 hr
Mar 8, 3:36 AM CSTMesoscale DiscussionSPCArcher, Baylor, Childress, Clay, Cottle, Dickens and 6 more84 min
Mar 8, 3:57 AM CSTMesoscale DiscussionSPCArcher, Baylor, Brown, Callahan, Clay, Coleman and 36 more2 hr
Mar 8, 7:06 AM CSTMesoscale DiscussionSPCAnderson, Austin, Bastrop, Bell, Blanco, Bosque and 64 more2 hr
Mar 8, 7:24 AM CSTTornado WatchSPCAnderson, Bastrop, Bell, Blanco, Brazos, Burleson and 29 more8 hr
Mar 8, 9:00 AM CSTMesoscale DiscussionSPCAnderson, Bastrop, Bell, Bosque, Burleson, Burnet and 35 more90 min
Mar 8, 10:46 AM CSTMesoscale DiscussionSPCAngelina, Cherokee, Hardin, Houston, Jasper, Liberty and 12 more89 min
Mar 8, 12:41 PM CSTTornado WatchSPCAngelina, Austin, Bowie, Camp, Cass, Chambers and 34 more5 hr
Mar 8, 1:10 PM CSTMesoscale DiscussionSPCBell, Blanco, Bosque, Brown, Burnet, Coke and 32 more95 min
Mar 8, 3:11 PM CSTMesoscale DiscussionSPCAnderson, Angelina, Bowie, Cass, Chambers, Cherokee and 24 more94 min
Mar 8, 5:52 PM CSTMesoscale DiscussionSPCAngelina, Hardin, Jasper, Newton, Sabine, San Augustine and 2 more83 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.