Alert archive / Texas / Mesoscale Discussions in 2007
Mesoscale Discussion 367
The Storm Prediction Center issued this mesoscale discussion at Mar 28, 2007, 10:58 PM CDT for 16 counties in Oklahoma; 56 counties in Texas. It was in force for 62 min.
The area
The outline as issued.
The facts
- Issued
- Mar 28, 2007, 10:58 PM CDT (03:58 UTC)
- Expired
- Mar 29, 2007, 12:00 AM CDT
- In force
- 62 min
- Issued by
- the Storm Prediction Center
All 72 counties
Beaver County, OK, Beckham County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Kiowa County, OK, Major County, OK, Roger Mills County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Andrews County, TX, Armstrong County, TX, Baylor County, TX, Borden County, TX, Briscoe County, TX, Carson County, TX, Childress County, TX, Coke County, TX, Collingsworth County, TX, Cottle County, TX, Crane County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Donley County, TX, Ector County, TX, Fisher County, TX, Floyd County, TX, Foard County, TX, Gaines County, TX, Garza County, TX, Glasscock County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hansford County, TX, Hardeman County, TX, Haskell County, TX, Hemphill County, TX, Hockley County, TX, Howard County, TX, Hutchinson County, TX, Jones County, TX, Kent County, TX, King County, TX, Knox County, TX, Lipscomb County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Motley County, TX, Nolan County, TX, Ochiltree County, TX, Randall County, TX, Roberts County, TX, Scurry County, TX, Sterling County, TX, Stonewall County, TX, Swisher County, TX, Terry County, TX, Ward County, TX, Wheeler County, TX, Wilbarger County, TX, Winkler County, TX
The radar
The Lubbock radar (KLBB), 127 km from the middle of the area, began a volume at 03:58 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
Amarillo Airport, TX (KAMA), launched 00:00Z, 4.0 hours before the alert went out and 162 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.
- Mixed-layer CAPE
- 1596 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1565 m above ground
- 0-6 km bulk shear
- 66 kt
- 0-1 km storm-relative helicity
- 102 m²/s²
- 0-3 km storm-relative helicity
- 126 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 5.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 ACUS11 KWNS 290358 SWOMCD SPC MCD 290358 OKZ000-KSZ000-TXZ000-NMZ000-290500- MESOSCALE DISCUSSION 0367 NWS STORM PREDICTION CENTER NORMAN OK 1058 PM CDT WED MAR 28 2007 AREAS AFFECTED...ERN HALVES OF THE TX/OK PANHANDLES AND WRN OK SWD INTO THE TX TRANSPECOS REGION CONCERNING...TORNADO WATCH 82...84...85... VALID 290358Z - 290500Z THE SEVERE WEATHER THREAT FOR TORNADO WATCH 82...84...85...CONTINUES. THOUGH A FEW ISOLATED SUPERCELLS CONTINUE...PRIMARY STORM MODE IS TRANSITIONING TOWARD A COMPLEX LINE -- EXTENDING FROM NEAR AMA SSWWD INTO FAR SERN NM...AS COLD FRONT OVERTAKES THE DRYLINE. DESPITE THIS SLOW TRANSITION IN STORM MODE...FAVORABLE SHEAR PERSISTS AS DEPICTED BY LATEST AREA VAD/PROFILER DATA. THEREFORE...THREAT FOR AT LEAST ISOLATED TORNADOES CONTINUES...ALONG WITH HAIL AND AN INCREASING POTENTIAL FOR LOCALLY-DAMAGING WINDS. WITH WW 82 AND 84 SET TO EXPIRE AT 29/05Z...NEW WW WILL LIKELY BE ISSUED REPLACING THESE TWO WATCHES SHORTLY. ..GOSS.. 03/29/2007 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...OUN...DDC...SJT...LUB...AMA...MAF... 31270340 36550137 37129932 36879837 34859862 33369930 31640063
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 28, 7:08 PM CDT | Mesoscale Discussion | SPC | Beaver, Texas | 2 hr |
| Mar 28, 8:52 PM CDT | Mesoscale Discussion | SPC | Beaver, Cimarron, Texas | 113 min |
| Mar 28, 11:22 PM CDT | Tornado Watch | SPC | Beaver, Beckham, Custer, Dewey, Ellis, Greer and 8 more | 6 hr |
| Mar 29, 2:03 AM CDT | Mesoscale Discussion | SPC | Alfalfa, Beckham, Blaine, Caddo, Canadian, Comanche and 16 more | 57 min |
| Mar 29, 11:01 AM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Carter, Coal, Garvin, Hughes and 7 more | 119 min |
| Mar 29, 12:05 PM CDT | Severe Thunderstorm Watch | SPC | Atoka, Bryan, Carter, Coal, Garvin, Johnston and 4 more | 6 hr |
| Mar 29, 3:50 PM CDT | Mesoscale Discussion | SPC | Atoka, Bryan, Choctaw, Cleveland, Coal, Creek and 17 more | 85 min |
| Mar 29, 5:44 PM CDT | Tornado Watch | SPC | Adair, Atoka, Bryan, Carter, Cherokee, Choctaw and 28 more | 6 hr |
| Mar 28, 8:51 PM CDT | Tornado Watch | SPC | Andrews, Borden, Coke, Crane, Dawson, Ector and 19 more | 7 hr |
Nearby
Mesoscale Discussions in Texas, 2007Mesoscale Discussions in Oklahoma, 2007Every mesoscale discussion in 2007
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.