Alert archive / Texas / Tornado Warnings in 2022

Tornado Warning 18, NWS Austin/San Antonio, TX

August 15, 2022Frio County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Aug 15, 2022, 2:18 PM CDT for Frio County, Texas. It was in force for 11 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
Aug 15, 2022, 2:18 PM CDT (19:18 UTC)
Expired
Aug 15, 2022, 2:29 PM CDT
In force
11 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 19:22 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

Del Rio, TX (KDRT), launched 12:00Z, 7.3 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-pSkew-T log-p diagram, Del Rio, TX at 12:00Z on 2022-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 298 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 2022-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 square meters per square second.193958Sfc1 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
298 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
654 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
68 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

042 
WFUS54 KEWX 151918
TOREWX
TXC163-151945-
/O.NEW.KEWX.TO.W.0018.220815T1918Z-220815T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Austin/San Antonio TX
218 PM CDT Mon Aug 15 2022

The National Weather Service in Austin San Antonio has issued a

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

* Until 245 PM CDT.
    
* At 217 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Pearsall, moving northwest at 40 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 2903 9928 2909 9908 2909 9898 2880 9889
      2875 9902
TIME...MOT...LOC 1917Z 155DEG 33KT 2884 9900 

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

$$

QUIGLEY/OAKS
2 follow-up statements
734 
WWUS54 KEWX 151923
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
223 PM CDT Mon Aug 15 2022

TXC163-151945-
/O.CON.KEWX.TO.W.0018.000000T0000Z-220815T1945Z/
Frio TX-
223 PM CDT Mon Aug 15 2022

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR
NORTHEASTERN FRIO COUNTY...
    
At 223 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Pearsall, moving northwest at 40 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 2903 9928 2909 9908 2909 9898 2884 9893
      2881 9903
TIME...MOT...LOC 1923Z 155DEG 33KT 2889 9903 

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

$$

QUIGLEY
011 
WWUS54 KEWX 151929
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
229 PM CDT Mon Aug 15 2022

TXC163-151939-
/O.CAN.KEWX.TO.W.0018.000000T0000Z-220815T1945Z/
Frio TX-
229 PM CDT Mon Aug 15 2022

...THE TORNADO WARNING FOR NORTHEASTERN FRIO COUNTY IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.

LAT...LON 2903 9928 2909 9908 2909 9898 2884 9893
      2881 9903
TIME...MOT...LOC 1928Z 155DEG 33KT 2894 9906 

$$

QUIGLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 12:45 PM CDTTornado WarningEWXFrio, Medina30 min
Aug 15, 1:14 PM CDTSpecial Weather StatementEWXMedina46 min
Aug 15, 1:39 PM CDTSpecial Weather StatementEWXFrio51 min
Aug 15, 1:57 PM CDTSpecial Weather StatementEWXBandera48 min
Aug 15, 2:18 PM CDTFlood WatchEWXVal Verde20 hr
Aug 15, 4:29 PM CDTSpecial Weather StatementEWXMaverick46 min
Aug 15, 6:01 PM CDTSpecial Weather StatementEWXMaverick44 min

Nearby

Tornado Warnings in Texas, 2022Every tornado warning in 2022Tornadoes in 2022

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.