Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 23, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 24, 2021, 10:29 PM CDT for Edwards County, Val Verde County, Texas. It was in force for 61 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
- Mar 24, 2021, 10:29 PM CDT (03:29 UTC)
- Expired
- Mar 24, 2021, 11:30 PM CDT
- In force
- 61 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Edwards County, TX, Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 107 km from the middle of the area, began a volume at 03:33 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 |
|---|---|---|---|
| Mar 24, 9:52 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 3.5 hours before the alert went out and 93 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
- 479 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 2767 m above ground
- 0-6 km bulk shear
- 80 kt
- 0-1 km storm-relative helicity
- 13 m²/s²
- 0-3 km storm-relative helicity
- 317 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.9
The text
As transmitted.
589
WUUS54 KEWX 250329
SVREWX
TXC137-465-250430-
/O.NEW.KEWX.SV.W.0023.210325T0329Z-210325T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
1029 PM CDT Wed Mar 24 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
Northwestern Edwards County in south central Texas...
Northeastern Val Verde County in south central Texas...
* Until 1130 PM CDT.
* At 1028 PM CDT, a severe thunderstorm was located 20 miles north of
Loma Alta, moving northeast at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Juno, Vinegarone, Devils River State Nat Area Del Norte and Us-
277 Near The Sutton-Edwards County Line.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for south central
Texas.
For your protection move to an interior room on the lowest floor of a
building.
Large hail, damaging winds, and continuous cloud to ground lightning
are occurring with this storm. 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.
&&
A Tornado Watch remains in effect until 400 AM CDT for south central
Texas.
LAT...LON 3029 10076 3029 10012 3026 9997 2985 10100
3014 10117
TIME...MOT...LOC 0328Z 228DEG 33KT 3020 10067
HAIL...1.50IN
WIND...60MPH
$$
PLATT1 follow-up statement
841
WWUS54 KEWX 250345
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
1045 PM CDT Wed Mar 24 2021
TXC137-465-250430-
/O.CON.KEWX.SV.W.0023.000000T0000Z-210325T0430Z/
Edwards TX-Val Verde TX-
1045 PM CDT Wed Mar 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT
FOR NORTHWESTERN EDWARDS AND NORTHEASTERN VAL VERDE COUNTIES...
At 1045 PM CDT, a severe thunderstorm was located 11 miles north of
Loma Alta, moving northeast at 40 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Devils River State Nat Area Del Norte, Us-277 Near The Sutton-
Edwards County Line and Vinegarone.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for south central
Texas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3029 10076 3029 10012 3026 9997 2985 10100
3011 10115
TIME...MOT...LOC 0345Z 229DEG 40KT 3007 10081
HAIL...1.50IN
WIND...60MPH
$$
PLATTThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 24, 8:24 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 47 min |
| Mar 24, 10:19 PM CDT | Special Weather Statement | EWX | Edwards | 41 min |
| Mar 24, 11:06 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Real, Val Verde | 54 min |
| Mar 24, 11:27 PM CDT | Severe Thunderstorm Warning | EWX | Gillespie, Llano | 63 min |
| Mar 24, 11:51 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kinney, Val Verde | 54 min |
| Mar 24, 11:59 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Kerr, Real | 46 min |
| Mar 25, 12:44 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Edwards, Kinney, Real, Uvalde | 61 min |
| Mar 25, 1:44 AM CDT | Severe Thunderstorm Warning | EWX | Bandera, Kendall, Kerr, Medina, Real, Uvalde | 61 min |
| Mar 25, 2:44 AM CDT | Special Weather Statement | EWX | Kendall | 46 min |
| Mar 25, 3:24 AM CDT | Special Weather Statement | EWX | Blanco | 36 min |
| Mar 25, 3:49 AM CDT | Special Weather Statement | EWX | Travis | 41 min |
| Mar 25, 4:17 AM CDT | Severe Thunderstorm Warning | EWX | Travis, Williamson | 32 min |
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.