Alert archive / Texas / Tornado Warnings in 2020

Tornado Warning 28, NWS Austin/San Antonio, TX

May 24, 2020Frio County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 24, 2020, 8:46 PM CDT for Frio County, Texas. It was in force for 29 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 24, 2020, 8:46 PM CDT (01:46 UTC)
Expired: May 24, 2020, 9:15 PM CDT
In force: 29 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Frio County, TX

The radar

The Laughlin AFB radar (KDFX), 121 km from the middle of the area, began a volume at 01:44 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
May 24, 5:56 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 1.8 hours before the alert went out and 176 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2650 J/kg
Mixed-layer CIN: -111 J/kg
Mixed-layer LCL: 1385 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 151 m²/s²
0-3 km storm-relative helicity: 329 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 3.4

Open this sounding in Storm Lab

The text

As transmitted.

746 
WFUS54 KEWX 250146
TOREWX
TXC163-250215-
/O.NEW.KEWX.TO.W.0028.200525T0146Z-200525T0215Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Austin/San Antonio TX
846 PM CDT Sun May 24 2020

The National Weather Service in Austin San Antonio has issued a

* Tornado Warning for...
  Central Frio County in south central Texas...

* Until 915 PM CDT.
    
* At 846 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Pearsall, moving northeast at 10 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Pearsall, North Pearsall, Moore and Three Oaks. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 2877 9918 2893 9928 2909 9906 2909 9904
      2886 9890
TIME...MOT...LOC 0146Z 240DEG 10KT 2889 9916 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BF

2 follow-up statements

153 
WWUS54 KEWX 250157
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
857 PM CDT Sun May 24 2020

TXC163-250215-
/O.CON.KEWX.TO.W.0028.000000T0000Z-200525T0215Z/
Frio TX-
857 PM CDT Sun May 24 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM CDT FOR CENTRAL
FRIO COUNTY...
    
At 857 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Pearsall, moving northeast at 10 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Pearsall, North Pearsall, Moore, and Three Oaks. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 2877 9918 2893 9928 2909 9906 2909 9904
      2886 9890
TIME...MOT...LOC 0157Z 240DEG 10KT 2891 9913 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

BF

039 
WWUS54 KEWX 250208
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
908 PM CDT Sun May 24 2020

TXC163-250217-
/O.EXP.KEWX.TO.W.0028.000000T0000Z-200525T0215Z/
Frio TX-
908 PM CDT Sun May 24 2020

...THE TORNADO WARNING FOR CENTRAL FRIO COUNTY WILL EXPIRE AT 915 PM
CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until midnight CDT for
south central Texas.

Remember, a Severe Thunderstorm Warning still remains in effect for
Frio County 10 pm.

LAT...LON 2877 9918 2893 9928 2909 9906 2909 9904
      2886 9890
TIME...MOT...LOC 0207Z 240DEG 10KT 2892 9910 

$$

BF

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 24, 7:03 PM CDT	Special Weather Statement	EWX	Frio	57 min
May 24, 7:06 PM CDT	Special Weather Statement	EWX	Zavala	54 min
May 24, 7:10 PM CDT	Severe Thunderstorm Warning	EWX	Frio, Medina, Zavala	65 min
May 24, 7:34 PM CDT	Flash Flood Warning Considerable damage threat	EWX	Bandera, Medina, Real, Uvalde	3 hr
May 24, 7:37 PM CDT	Flash Flood Warning Considerable damage threat	EWX	Travis	5 hr
May 24, 7:43 PM CDT	Tornado Warning	EWX	Bandera, Medina	32 min
May 24, 7:49 PM CDT	Tornado Warning	EWX	Frio	26 min
May 24, 7:52 PM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Frio, Zavala	68 min
May 24, 7:55 PM CDT	Severe Thunderstorm Warning	EWX	Travis	41 min
May 24, 8:00 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Bandera, Bexar, Blanco, Burnet, Comal and 8 more	60 min
May 24, 8:04 PM CDT	Tornado Warning	EWX	Bexar, Medina	26 min
May 24, 8:14 PM CDT	Areal Flood Advisory	EWX	Dimmit, Frio, Maverick, Zavala	3 hr
May 24, 8:25 PM CDT	Tornado Warning	EWX	Bexar, Comal, Guadalupe	35 min
May 24, 8:32 PM CDT	Flash Flood Warning Considerable damage threat	EWX	Frio	2 hr
May 24, 8:43 PM CDT	Areal Flood Advisory	EWX	Dimmit, Maverick, Zavala	2 hr
May 24, 8:50 PM CDT	Severe Thunderstorm Warning	EWX	Dimmit	23 min
May 24, 8:54 PM CDT	Severe Thunderstorm Warning	EWX	Bexar, Blanco, Caldwell, Comal, Gonzales, Guadalupe and 4 more	66 min
May 24, 8:59 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Bexar, Frio, Karnes, Medina, Wilson	61 min
May 24, 9:03 PM CDT	Flash Flood Warning Considerable damage threat	EWX	Bexar	4 hr
May 24, 9:19 PM CDT	Flash Flood Warning Considerable damage threat	EWX	Bexar, Blanco, Comal, Kendall	4 hr
May 24, 9:30 PM CDT	Flash Flood Warning Considerable damage threat	EWX	Blanco, Burnet, Comal, Gillespie, Hays, Llano and 1 more	4 hr
May 24, 9:49 PM CDT	Areal Flood Advisory	EWX	Atascosa, Bexar, Frio, Medina, Wilson	3 hr
May 24, 9:57 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Gonzales, Guadalupe, Hays	63 min
May 24, 10:04 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, DeWitt, Gonzales, Karnes, Wilson	56 min
May 24, 10:58 PM CDT	Special Weather Statement	EWX	DeWitt, Gonzales	62 min
May 24, 11:12 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Gonzales, Lavaca	48 min
May 24, 11:18 PM CDT	Tornado Warning	EWX	DeWitt	27 min
May 24, 11:28 PM CDT	Severe Thunderstorm Warning	EWX	Fayette, Gonzales, Lavaca	47 min
May 24, 11:50 PM CDT	Tornado Warning	EWX	Bastrop, Caldwell, Fayette, Gonzales, Lavaca	25 min
May 24, 11:59 PM CDT	Special Weather Statement	EWX	Lavaca	61 min
May 25, 12:11 AM CDT	Special Weather Statement	EWX	Caldwell	49 min
May 25, 6:07 AM CDT	Special Weather Statement	EWX	Bexar	53 min
May 25, 6:15 AM CDT	River Flood Warning	EWX	Caldwell, Hays	3 hr
May 25, 6:18 AM CDT	River Flood Warning	EWX	Caldwell, Gonzales	27 hr
May 25, 8:33 AM CDT	Areal Flood Advisory	EWX	Bexar	3 hr
May 25, 11:49 AM CDT	Areal Flood Advisory	EWX	Blanco, Gillespie, Kendall	3 hr
May 25, 12:35 PM CDT	Areal Flood Advisory	EWX	Hays	3 hr
May 25, 3:07 PM CDT	River Flood Warning	EWX	Bexar, Wilson	18 hr
May 25, 6:20 PM CDT	Special Weather Statement	EWX	Val Verde	40 min
May 25, 6:35 PM CDT	Severe Thunderstorm Warning	EWX	Val Verde	40 min

Nearby

Tornado Warnings in Texas, 2020 Every tornado warning in 2020 Tornadoes 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.