Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 163, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 1, 2021, 1:57 AM CDT for Dimmit County, Frio County, Zavala County, Texas. It was in force for 63 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
- Jun 1, 2021, 1:57 AM CDT (06:57 UTC)
- Expired
- Jun 1, 2021, 3:00 AM CDT
- In force
- 63 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 80.0 mph
Counties Dimmit County, TX, Frio County, TX, Zavala County, TX
The radar
The Laughlin AFB radar (KDFX), 96 km from the middle of the area, began a volume at 06:59 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 31, 7:17 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 7.0 hours before the alert went out and 147 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
- 2624 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 922 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 176 m²/s²
- Significant tornado parameter
- 2.8
- Supercell composite
- 11.0
The text
As transmitted.
940
WUUS54 KEWX 010657
SVREWX
TXC127-163-507-010800-
/O.NEW.KEWX.SV.W.0163.210601T0657Z-210601T0800Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
157 AM CDT Tue Jun 1 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
Dimmit County in south central Texas...
Zavala County in south central Texas...
Frio County in south central Texas...
* Until 300 AM CDT.
* At 156 AM CDT, severe thunderstorms were located along a line
extending from near Batesville to 6 miles north of Las Vegas to 7
miles south of Catarina, moving east at 25 mph.
These are very dangerous storms.
HAZARD...80 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be heavily damaged. Expect
considerable damage to roofs, windows, and vehicles.
Extensive tree damage and power outages are likely.
* Locations impacted include...
Pearsall, Carrizo Springs, Dilley, Big Wells, La Pryor, Batesville,
Asherton, North Pearsall, Derby, Hilltop, Washer, Brundage,
Chaparral Wildlife Management Area, Light, Carrizo Hill, Divot,
Loma Vista, Gilson Groves, Catarina and Las Vegas.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is an EXTREMELY DANGEROUS SITUATION with tornado like wind
speeds expected. Mobile homes and high profile vehicles are
especially susceptible to winds of this magnitude and may be
overturned. For your protection move to an interior room on the
lowest floor of a building. These storms have the potential to cause
serious injury and significant property damage.
Large hail, damaging winds, and continuous cloud to ground lightning
are occurring with these storms. Move indoors immediately. Lightning
is one of nature's leading killers. Remember, if you can hear
thunder, you are close enough to be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2865 9980 2907 9990 2909 9948 2909 9912
2865 9895 2864 9939 2821 9940 2820 10003
TIME...MOT...LOC 0656Z 268DEG 21KT 2899 9966 2864 9949 2825 9962
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...80MPH
$$
BRADY3 follow-up statements
633
WWUS54 KEWX 010716
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
216 AM CDT Tue Jun 1 2021
TXC127-163-507-010800-
/O.CON.KEWX.SV.W.0163.000000T0000Z-210601T0800Z/
Dimmit TX-Zavala TX-Frio TX-
216 AM CDT Tue Jun 1 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 AM CDT
FOR EASTERN DIMMIT...EASTERN ZAVALA AND FRIO COUNTIES...
At 216 AM CDT, severe thunderstorms were located along a line
extending from 6 miles northeast of Batesville to 8 miles northwest
of Woodward to 7 miles south of Chaparral Wildlife Management Area,
moving east at 25 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Pearsall, Dilley, Big Wells, Batesville, North Pearsall, Derby,
Hilltop, Brundage, Chaparral Wildlife Management Area, Light, Divot,
Loma Vista, Gilson Groves, Catarina, Las Vegas, Bluff and Frio Town.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is an EXTREMELY DANGEROUS SITUATION with tornado like wind
speeds expected. Mobile homes and high profile vehicles are
especially susceptible to winds of this magnitude and may be
overturned. For your protection move to an interior room on the
lowest floor of a building. These storms have the potential to cause
serious injury and significant property damage.
Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2820 9985 2864 9967 2907 9983 2909 9948
2909 9912 2865 9895 2864 9939 2821 9940
TIME...MOT...LOC 0716Z 267DEG 21KT 2899 9953 2864 9936 2822 9941
HAIL...0.75IN
WIND...60MPH
$$
BRADY809
WWUS54 KEWX 010742
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
242 AM CDT Tue Jun 1 2021
TXC127-010752-
/O.CAN.KEWX.SV.W.0163.000000T0000Z-210601T0800Z/
Dimmit TX-
242 AM CDT Tue Jun 1 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN DIMMIT COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 300 AM CDT for
south central Texas.
LAT...LON 2864 9955 2885 9967 2909 9956 2909 9912
2865 9895
TIME...MOT...LOC 0742Z 266DEG 45KT 2901 9922 2883 9928 2866 9934
$$
TXC163-507-010800-
/O.CON.KEWX.SV.W.0163.000000T0000Z-210601T0800Z/
Zavala TX-Frio TX-
242 AM CDT Tue Jun 1 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 AM CDT
FOR EASTERN ZAVALA AND FRIO COUNTIES...
At 242 AM CDT, severe thunderstorms were located along a line
extending from near Frio Town to near Bluff to 8 miles southwest of
Divot, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Pearsall, Dilley, Batesville, North Pearsall, Derby, Hilltop, Divot,
Loma Vista, Bluff and Frio Town.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is an EXTREMELY DANGEROUS SITUATION with tornado like wind
speeds expected. Mobile homes and high profile vehicles are
especially susceptible to winds of this magnitude and may be
overturned. For your protection move to an interior room on the
lowest floor of a building. These storms have the potential to cause
serious injury and significant property damage.
Continuous cloud to ground lightning is occurring with these storms.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 2864 9955 2885 9967 2909 9956 2909 9912
2865 9895
TIME...MOT...LOC 0742Z 266DEG 45KT 2901 9922 2883 9928 2866 9934
HAIL...<.75IN
WIND...60MPH
$$
BRADY291
WWUS54 KEWX 010753
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
253 AM CDT Tue Jun 1 2021
TXC163-507-010803-
/O.EXP.KEWX.SV.W.0163.000000T0000Z-210601T0800Z/
Zavala TX-Frio TX-
253 AM CDT Tue Jun 1 2021
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN ZAVALA AND FRIO
COUNTIES WILL EXPIRE AT 300 AM CDT...
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire. However gusty
winds and heavy rain are still possible with these thunderstorms.
A Severe Thunderstorm Watch remains in effect until 300 AM CDT for
south central Texas.
LAT...LON 2864 9955 2885 9967 2909 9956 2909 9912
2865 9895
TIME...MOT...LOC 0753Z 268DEG 21KT 2901 9916 2883 9922 2866 9928
$$
BRADYThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 8:31 PM CDT | Special Weather Statement | EWX | Val Verde | 44 min |
| May 31, 8:35 PM CDT | Special Weather Statement | EWX | Val Verde | 40 min |
| May 31, 9:14 PM CDT | Special Weather Statement | EWX | Val Verde | 46 min |
| May 31, 9:23 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 43 min |
| May 31, 9:48 PM CDT | Flash Flood Warning | EWX | Val Verde | 2 hr |
| May 31, 10:22 PM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| May 31, 10:38 PM CDT | Special Weather Statement | EWX | Kinney | 52 min |
| May 31, 11:00 PM CDT | Areal Flood Advisory | EWX | Kinney, Maverick | 26 min |
| May 31, 11:15 PM CDT | Severe Thunderstorm Warning | EWX | Kinney, Maverick | 60 min |
| May 31, 11:26 PM CDT | Flash Flood Warning | EWX | Kinney, Maverick | 3 hr |
| May 31, 11:32 PM CDT | Special Weather Statement | EWX | Gillespie | 43 min |
| May 31, 11:47 PM CDT | Flash Flood Warning | EWX | Maverick | 3 hr |
| May 31, 11:51 PM CDT | Special Weather Statement | EWX | Maverick | 24 min |
| Jun 1, 12:08 AM CDT | Severe Thunderstorm Warning | EWX | Dimmit, Maverick, Zavala | 67 min |
| Jun 1, 12:14 AM CDT | Areal Flood Advisory | EWX | Gillespie | 3 hr |
| Jun 1, 12:44 AM CDT | Flash Flood Warning | EWX | Dimmit, Maverick, Zavala | 3 hr |
| Jun 1, 12:54 AM CDT | Areal Flood Advisory | EWX | Blanco, Burnet, Llano | 3 hr |
| Jun 1, 12:55 AM CDT | Severe Thunderstorm Warning | EWX | Dimmit, Frio, Maverick, Zavala | 65 min |
| Jun 1, 1:19 AM CDT | Areal Flood Advisory | EWX | Travis, Williamson | 3 hr |
| Jun 1, 1:36 AM CDT | Areal Flood Advisory | EWX | Bexar, Medina | 3 hr |
| Jun 1, 2:08 AM CDT | Areal Flood Advisory | EWX | Dimmit, Zavala | 4 hr |
| Jun 1, 2:34 AM CDT | Areal Flood Advisory | EWX | Bastrop, Caldwell, Lee | 3 hr |
| Jun 1, 2:56 AM CDT | Areal Flood Advisory | EWX | Atascosa, Bexar, Frio, Medina | 3 hr |
| Jun 1, 2:56 AM CDT | Special Weather Statement | EWX | Frio | 49 min |
| Jun 1, 3:13 AM CDT | Areal Flood Advisory | EWX | Gonzales | 3 hr |
| Jun 1, 3:34 AM CDT | Areal Flood Advisory | EWX | Atascosa | 2 hr |
| Jun 1, 3:40 AM CDT | Areal Flood Advisory | EWX | Dimmit, Maverick, Zavala | 2 hr |
| Jun 1, 3:57 AM CDT | Areal Flood Advisory | EWX | Karnes, Wilson | 2 hr |
| Jun 1, 4:34 AM CDT | Areal Flood Advisory | EWX | DeWitt, Karnes | 3 hr |
| Jun 1, 5:07 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Karnes | 3 hr |
| Jun 1, 6:02 AM CDT | Special Weather Statement | EWX | Bexar, Comal, Guadalupe | 58 min |
| Jun 1, 7:39 AM CDT | River Flood Warning | EWX | Williamson | 6 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2021Every severe thunderstorm warning in 2021
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.