Alert archive / Texas / Mesoscale Discussions in 2016

Mesoscale Discussion 183

March 8, 201642 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Mar 8, 2016, 3:57 AM CST for 42 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Mar 8, 2016, 3:57 AM CST (09:57 UTC)
Expired
Mar 8, 2016, 6:00 AM CST
In force
2 hr
Issued by
the Storm Prediction Center
All 42 counties

Archer County, TX, Baylor County, TX, Brown County, TX, Callahan County, TX, Clay County, TX, Coleman County, TX, Comanche County, TX, Concho County, TX, Eastland County, TX, Edwards County, TX, Erath County, TX, Gillespie County, TX, Hamilton County, TX, Haskell County, TX, Hood County, TX, Jack 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, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Real County, TX, Runnels County, TX, San Saba County, TX, Schleicher County, TX, Shackelford County, TX, Somervell County, TX, Stephens County, TX, Sutton County, TX, Taylor County, TX, Throckmorton County, TX, Tom Green County, TX, Wichita County, TX, Wilbarger County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 101 km from the middle of the area, began a volume at 09:59 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

Fort Worth, TX (KFWD), launched 00:00Z, 10.0 hours before the alert went out and 220 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 2016-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 440 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 2016-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 424 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
440 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
909 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
424 m²/s²
0-3 km storm-relative helicity
508 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.7

Open this sounding in Storm Lab

The text

As transmitted.

597 
ACUS11 KWNS 080958
SWOMCD
SPC MCD 080957 
TXZ000-OKZ000-081200-

MESOSCALE DISCUSSION 0183
NWS STORM PREDICTION CENTER NORMAN OK
0357 AM CST TUE MAR 08 2016

AREAS AFFECTED...CNTRL TX

CONCERNING...SEVERE THUNDERSTORM WATCH 36...

VALID 080957Z - 081200Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 36
CONTINUES.

SUMMARY...A THREAT OF LARGE HAIL AND DAMAGING WINDS CONTINUES ACROSS
MUCH OF CNTRL INTO NWRN TX THIS MORNING.

DISCUSSION...A COMPLEX OF STORMS CONTINUES TO DEVELOP NEWD ACROSS
CNTRL TX. THE LEADING CLUSTER OF STORMS WAS AFFECTING THE ABILENE
AREA AS OF 10Z AND WILL EVENTUALLY MOVE OUT OF THE WATCH TOWARD THE
RED RIVER. SOME SEVERE RISK MAY EXIST AT THAT TIME...WITH AN
ADDITIONAL WATCH POSSIBLE DUE TO HAIL.

TO THE S...SOME OF THE STRONGER CORES WERE ASSOCIATED WITH CELLS
DEVELOPING JUST AHEAD OF THE MAIN LINE...SUCH AS THE SUPERCELL OVER
KIMBLE COUNTY WHICH SHOWS SIGNS OF SEVERE HAIL. OTHERWISE...GUSTY
WINDS CONTINUE TO BE APPARENT WITH THE ENTIRE LINE OF STORMS.

GENERAL STORM TRENDS...AS SEEN OVER THE LAST SEVERAL HOURS...ARE
EXPECTED TO PERSIST THROUGH THE MORNING HOURS WITH THE BULK OF THE
ACTIVITY REMAINING ACROSS WATCH 36.

..JEWELL.. 03/08/2016

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...FWD...OUN...EWX...SJT...LUB...

LAT...LON   29679960 29700053 30210095 33000007 34339916 34259832
            33729766 32309773 31139821 29979886 29679960

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 7, 11:41 PM CSTMesoscale DiscussionSPCBorden, Coke, Concho, Crane, Crockett, Dawson and 27 more2 hr
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, 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.