Alert archive / Texas / Mesoscale Discussions in 2016
Mesoscale Discussion 798
The Storm Prediction Center issued this mesoscale discussion at May 30, 2016, 9:18 PM CDT for 44 counties in Texas. It was in force for 117 min.
The area
The outline as issued.
The facts
- Issued
- May 30, 2016, 9:18 PM CDT (02:18 UTC)
- Expired
- May 30, 2016, 11:15 PM CDT
- In force
- 117 min
- Issued by
- the Storm Prediction Center
All 44 counties
Andrews County, TX, Armstrong County, TX, Borden County, TX, Briscoe County, TX, Carson County, TX, Castro County, TX, Coke County, TX, Crane County, TX, Crosby County, TX, Dawson County, TX, Deaf Smith County, TX, Dickens County, TX, Donley County, TX, Ector County, TX, Fisher County, TX, Floyd County, TX, Garza County, TX, Glasscock County, TX, Hale County, TX, Hansford County, TX, Hartley County, TX, Hockley County, TX, Howard County, TX, Hutchinson County, TX, Kent County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Moore County, TX, Motley County, TX, Oldham County, TX, Pecos County, TX, Potter County, TX, Randall County, TX, Reagan County, TX, Scurry County, TX, Sherman County, TX, Sterling County, TX, Swisher County, TX, Terry County, TX, Upton County, TX
The radar
The Midland/Odessa radar (KMAF), 72 km from the middle of the area, began a volume at 02:19 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
Midland Regional, TX (KMAF), launched 00:00Z, 2.3 hours before the alert went out and 71 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
- 1489 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 2139 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 8 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
The text
As transmitted.
285
ACUS11 KWNS 310219
SWOMCD
SPC MCD 310218
TXZ000-310415-
MESOSCALE DISCUSSION 0798
NWS STORM PREDICTION CENTER NORMAN OK
0918 PM CDT MON MAY 30 2016
AREAS AFFECTED...MUCH OF WRN TX
CONCERNING...SEVERE THUNDERSTORM WATCH 233...
VALID 310218Z - 310415Z
THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 233
CONTINUES.
SUMMARY...WIDELY SCATTERED THUNDERSTORMS CAPABLE OF HAIL WILL REMAIN
POSSIBLE FOR A FEW MORE HOURS ACROSS THE TX PANHANDLE...S
PLAINS...AND SWRN TX.
DISCUSSION...OUTFLOW HAS STABILIZED MUCH OF THE CNTRL PARTS OF WW
233...WITH LEFT SPLITS SHIFTING NWD AND A FEW SEVERE STORMS
REMAINING OVER THE MIDLAND VICINITY. OTHER ISOLATED CELLS WERE
SPACED FROM THE NWRN PANHANDLE SWWD TOWARD MARFA.
MINIMAL CAPPING IS EVIDENT ON 00Z OBSERVED SOUNDINGS FROM MAF AND
AMA...AND AN INCREASING SLY LOW-LEVEL JET WILL ALSO TEND TO HELP
STORMS PERSIST DESPITE OUTFLOWS SLOWLY INCREASING CIN.
..JEWELL.. 05/31/2016
...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...
ATTN...WFO...SJT...LUB...AMA...MAF...
LAT...LON 30480411 31650292 32960254 35840291 36450213 36250123
35400087 33570035 32840020 31700071 30560174 30190243
30180361 30260401 30480411SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 4:39 PM CDT | Mesoscale Discussion | SPC | Aransas, Atascosa, Bee, Brooks, DeWitt, Dimmit and 17 more | 2 hr |
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.