Alert archive / Texas / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 24, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 24, 2021, 11:06 PM CDT for Edwards County, Real County, Val Verde County, Texas. It was in force for 54 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, 11:06 PM CDT (04:06 UTC)
- Expired
- Mar 25, 2021, 12:00 AM CDT
- In force
- 54 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Edwards County, TX, Real County, TX, Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 93 km from the middle of the area, began a volume at 04:06 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, 4.1 hours before the alert went out and 47 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.
487
WUUS54 KEWX 250406
SVREWX
TXC137-385-465-250500-
/O.NEW.KEWX.SV.W.0024.210325T0406Z-210325T0500Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
1106 PM CDT Wed Mar 24 2021
The National Weather Service in Austin San Antonio has issued a
* Severe Thunderstorm Warning for...
Edwards County in south central Texas...
East central Val Verde County in south central Texas...
Northwestern Real County in south central Texas...
* Until midnight CDT.
* At 1105 PM CDT, a severe thunderstorm was located 15 miles
northeast of Loma Alta, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Rocksprings, Comstock, Loma Alta, Amistad Acres, Seminole Canyon
State Park, Shumla, Box Canyon, Carta Valley, Devils Shores,
Pafford Crossing, Us-377 Near The Kimble-
Edwards County Line, Pecos River Boat Ramp, Rough Canyon Recreation
Area, Spur 406 Campground, Devil's Sinkhole State Natural Area,
Vinegarone, Devils River State Nat Area Del Norte and Devils River
State Nat Area Big Satan.
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.
&&
A Tornado Watch remains in effect until 400 AM CDT for south central
Texas.
LAT...LON 2981 10142 2994 10115 3029 10007 3029 9987
3001 9975 2968 10044 2949 10116 2952 10118
2953 10126 2962 10125 2963 10126 2958 10128
2957 10129 2965 10130 2966 10134 2965 10136
2970 10137 2975 10142 2976 10140 2977 10142
TIME...MOT...LOC 0405Z 250DEG 33KT 3002 10055
HAIL...1.00IN
WIND...60MPH
$$
HAMPSHIRE1 follow-up statement
348
WWUS54 KEWX 250433
SVSEWX
Severe Weather Statement
National Weather Service Austin/San Antonio TX
1133 PM CDT Wed Mar 24 2021
TXC137-385-465-250500-
/O.CON.KEWX.SV.W.0024.000000T0000Z-210325T0500Z/
Edwards TX-Val Verde TX-Real TX-
1133 PM CDT Wed Mar 24 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CDT
FOR EDWARDS...EAST CENTRAL VAL VERDE AND NORTHWESTERN REAL
COUNTIES...
At 1133 PM CDT, severe thunderstorms were located along a line
extending from near Carta Valley to near Rocksprings, moving east at
35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Rocksprings, Comstock, Loma Alta, Amistad Acres, Box Canyon, Carta
Valley, Devils Shores, Pafford Crossing, Us-377 Near The Kimble-
Edwards County Line, Rough Canyon Recreation Area, Spur 406
Campground, Devil's Sinkhole State Natural Area, Vinegarone and
Devils River State Nat Area Big Satan.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 400 AM CDT for south central
Texas.
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2991 10085 3028 10010 3029 10007 3029 9987
3001 9975 2968 10044 2949 10116 2952 10118
2953 10126 2962 10125 2963 10126 2958 10128
2957 10129 2965 10130
TIME...MOT...LOC 0433Z 262DEG 30KT 2976 10074 3001 10029
HAIL...1.00IN
WIND...60MPH
$$
HAMPSHIREThe 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, 10:29 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Val Verde | 61 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.