Alert archive / Texas / Tornado Watches in 2020
Tornado Watch 49
The Storm Prediction Center issued this tornado watch at Mar 13, 2020, 2:24 PM MDT for 6 counties in New Mexico; 17 counties in Texas. It was in force for 9 hr.
The area
The outline as issued.
The facts
- Issued
- Mar 13, 2020, 2:24 PM MDT (20:24 UTC)
- Expired
- Mar 13, 2020, 11:00 PM MDT
- In force
- 9 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 3 in
- Strongest gust expected
- 60 kt
All 23 counties
Chaves County, NM, De Baca County, NM, Eddy County, NM, Lea County, NM, Lincoln County, NM, Otero County, NM, Andrews County, TX, Crane County, TX, Crockett County, TX, Culberson County, TX, Ector County, TX, Hudspeth County, TX, Irion County, TX, Jeff Davis County, TX, Loving County, TX, Midland County, TX, Pecos County, TX, Reagan County, TX, Reeves County, TX, Terrell County, TX, Upton County, TX, Ward County, TX, Winkler County, TX
The radar
The Midland/Odessa radar (KMAF), 105 km from the middle of the area, began a volume at 20:24 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 60%
- One or more EF2 to EF5 tornadoes
- 30%
- Ten or more severe wind reports
- 30%
- One or more gusts of 65 knots or more
- 20%
- Ten or more severe hail reports
- 70%
- One or more hailstones of 2 inches or more
- 70%
- Six or more combined severe hail and wind reports
- 90%
Warnings issued inside it
17 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 2:58 PM MDT | Severe Thunderstorm Warning | EPZ | Otero | 47 min |
| Mar 13, 3:05 PM MDT | Severe Thunderstorm Warning | EPZ | Otero | 40 min |
| Mar 13, 3:54 PM MDT | Severe Thunderstorm Warning | EPZ | Otero | 16 min |
| Mar 13, 5:04 PM MDT | Tornado Warning | ABQ | De Baca | 26 min |
| Mar 13, 5:20 PM MDT | Tornado Warning | ABQ | Chaves, De Baca, Roosevelt | 12 min |
| Mar 13, 5:34 PM MDT | Severe Thunderstorm Warning | EPZ | Otero | 41 min |
| Mar 13, 6:11 PM MDT | Severe Thunderstorm Warning | MAF | Culberson, Loving, Reeves | 49 min |
| Mar 13, 6:13 PM MDT | Severe Thunderstorm Warning | EPZ | Otero | 47 min |
| Mar 13, 6:37 PM MDT | Severe Thunderstorm Warning | MAF | Reeves | 23 min |
| Mar 13, 6:54 PM MDT | Severe Thunderstorm Warning | MAF | Loving, Reeves, Ward | 51 min |
| Mar 13, 7:01 PM MDT | Tornado Warning | MAF | Loving, Reeves, Ward | 29 min |
| Mar 13, 7:02 PM MDT | Severe Thunderstorm Warning | MAF | Reeves, Ward, Winkler | 28 min |
| Mar 13, 7:24 PM MDT | Tornado Warning | MAF | Ward | 36 min |
| Mar 13, 7:33 PM MDT | Severe Thunderstorm Warning | MAF | Loving, Winkler | 42 min |
| Mar 13, 7:49 PM MDT | Tornado Warning | MAF | Ward, Winkler | 26 min |
| Mar 13, 8:15 PM MDT | Tornado Warning | MAF | Crane, Ector, Ward, Winkler | 45 min |
| Mar 13, 8:38 PM MDT | Tornado Warning | MAF | Crane, Ector | 37 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Midland Regional, TX (KMAF), launched 12:00Z, 8.4 hours before the alert went out and 105 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1338 m above ground
- 0-6 km bulk shear
- 79 kt
- 0-1 km storm-relative helicity
- -117 m²/s²
- 0-3 km storm-relative helicity
- 230 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
522
WWUS20 KWNS 132022
SEL9
SPC WW 132022
NMZ000-TXZ000-140300-
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 49
NWS Storm Prediction Center Norman OK
325 PM CDT Fri Mar 13 2020
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southeast New Mexico
Far West Texas
* Effective this Friday afternoon and evening from 325 PM until
1000 PM CDT.
* Primary threats include...
A few tornadoes likely with a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 3
inches in diameter likely
Isolated damaging wind gusts to 70 mph possible
SUMMARY...Scattered supercells should develop off the higher terrain
of Far West Texas and southeast New Mexico into early evening. Large
hail, some significant, and a few tornadoes are the primary hazards,
particularly across the Pecos Valley.
The tornado watch area is approximately along and 85 statute miles
north and south of a line from 65 miles northeast of Dryden TX to 60
miles west southwest of Roswell NM. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU9).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and severe thunderstorms in and close to the watch
area. Persons in these areas should be on the lookout for
threatening weather conditions and listen for later statements
and possible warnings.
&&
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 3 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 450. Mean
storm motion vector 24040.
...GramsSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 12:49 PM MDT | Mesoscale Discussion | SPC | Chaves, Eddy, Lea | 116 min |
| Mar 13, 4:26 PM MDT | Mesoscale Discussion | SPC | Chaves, De Baca, Eddy, Lea, Lincoln, Otero and 1 more | 2 hr |
Nearby
Tornado Watches in Texas, 2020Tornado Watches in New Mexico, 2020Every tornado watch in 2020
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.