Alert archive / Texas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 22, NWS Austin/San Antonio, TX

March 24, 2021Edwards County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 24, 2021, 8:24 PM CDT for Edwards County, Texas. It was in force for 47 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, 8:24 PM CDT (01:24 UTC)
Expired
Mar 24, 2021, 9:11 PM CDT
In force
47 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Hail
1.25 in
Wind
60.0 mph

County Edwards County, TX

The radar

The Laughlin AFB radar (KDFX), 106 km from the middle of the area, began a volume at 01:25 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 00:00Z, 1.4 hours before the alert went out and 121 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 00:00Z on 2021-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 479 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 00:00Z on 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 square meters per square second.1939587897117136Sfc1 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
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

Open this sounding in Storm Lab

The text

As transmitted.

683 
WUUS54 KEWX 250124
SVREWX
TXC137-250230-
/O.NEW.KEWX.SV.W.0022.210325T0124Z-210325T0230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Austin/San Antonio TX
824 PM CDT Wed Mar 24 2021

The National Weather Service in Austin San Antonio has issued a

* Severe Thunderstorm Warning for...
  North central Edwards County in south central Texas...

* Until 930 PM CDT.

* At 824 PM CDT, a severe thunderstorm was located near Rocksprings,
  moving northeast at 30 mph.

  HAZARD...60 mph wind gusts and half dollar size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Rocksprings and Us-377 Near The Kimble-Edwards County Line. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 3029 9983 3028 9980 3001 10022 3008 10036
      3029 10021
TIME...MOT...LOC 0124Z 216DEG 26KT 3010 10026 

HAIL...1.25IN
WIND...60MPH
 
$$

PLATT
4 follow-up statements
057 
WWUS54 KEWX 250134
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
834 PM CDT Wed Mar 24 2021

TXC137-250230-
/O.CON.KEWX.SV.W.0022.000000T0000Z-210325T0230Z/
Edwards TX-
834 PM CDT Wed Mar 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR NORTH CENTRAL EDWARDS COUNTY...

At 834 PM CDT, a severe thunderstorm was located 10 miles northeast
of Rocksprings, moving northeast 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...
Us-377 Near The Kimble-Edwards County Line.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is 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.

&&

LAT...LON 3029 9983 3028 9980 3008 10011 3011 10033
      3029 10021
TIME...MOT...LOC 0134Z 237DEG 33KT 3015 10014 

HAIL...1.00IN
WIND...60MPH
 
$$

PLATT
702 
WWUS54 KEWX 250147
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
847 PM CDT Wed Mar 24 2021

TXC137-250230-
/O.CON.KEWX.SV.W.0022.000000T0000Z-210325T0230Z/
Edwards TX-
847 PM CDT Wed Mar 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR NORTH CENTRAL EDWARDS COUNTY...

At 847 PM CDT, a severe thunderstorm was located 12 miles southwest
of Telegraph, or 16 miles northeast of Rocksprings, moving northeast
at 30 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...
Us-377 Near The Kimble-Edwards County Line.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is 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.

&&

LAT...LON 3029 9983 3028 9980 3016 9998 3019 10021
      3029 10017
TIME...MOT...LOC 0147Z 216DEG 26KT 3023 10008 

HAIL...1.00IN
WIND...60MPH
 
$$

PLATT
959 
WWUS54 KEWX 250203
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
903 PM CDT Wed Mar 24 2021

TXC137-250230-
/O.CON.KEWX.SV.W.0022.000000T0000Z-210325T0230Z/
Edwards TX-
903 PM CDT Wed Mar 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM CDT
FOR NORTHERN EDWARDS COUNTY...

At 902 PM CDT, a severe thunderstorm was located over Telegraph, or
15 miles southwest of Junction, moving northeast 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...
Us-377 Near The Kimble-Edwards County Line.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Continuous cloud to ground lightning is 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.

&&

LAT...LON 3029 9983 3028 9980 3023 9988 3025 10001
      3029 10004
TIME...MOT...LOC 0202Z 233DEG 33KT 3029 9990 

HAIL...1.00IN
WIND...60MPH
 
$$

PLATT
032 
WWUS54 KEWX 250211
SVSEWX

Severe Weather Statement
National Weather Service Austin/San Antonio TX
911 PM CDT Wed Mar 24 2021

TXC137-250221-
/O.CAN.KEWX.SV.W.0022.000000T0000Z-210325T0230Z/
Edwards TX-
911 PM CDT Wed Mar 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN EDWARDS COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

LAT...LON 3029 9983 3028 9980 3023 9988 3025 10001
      3029 10004
TIME...MOT...LOC 0209Z 216DEG 26KT 3035 9985 

$$

PLATT

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 24, 10:19 PM CDTSpecial Weather StatementEWXEdwards41 min
Mar 24, 10:29 PM CDTSevere Thunderstorm WarningEWXEdwards, Val Verde61 min
Mar 24, 11:06 PM CDTSevere Thunderstorm WarningEWXEdwards, Real, Val Verde54 min
Mar 24, 11:27 PM CDTSevere Thunderstorm WarningEWXGillespie, Llano63 min
Mar 24, 11:51 PM CDTSevere Thunderstorm WarningEWXEdwards, Kinney, Val Verde54 min
Mar 24, 11:59 PM CDTSevere Thunderstorm WarningEWXEdwards, Kerr, Real46 min
Mar 25, 12:44 AM CDTSevere Thunderstorm WarningEWXBandera, Edwards, Kinney, Real, Uvalde61 min
Mar 25, 1:44 AM CDTSevere Thunderstorm WarningEWXBandera, Kendall, Kerr, Medina, Real, Uvalde61 min
Mar 25, 2:44 AM CDTSpecial Weather StatementEWXKendall46 min
Mar 25, 3:24 AM CDTSpecial Weather StatementEWXBlanco36 min
Mar 25, 3:49 AM CDTSpecial Weather StatementEWXTravis41 min
Mar 25, 4:17 AM CDTSevere Thunderstorm WarningEWXTravis, Williamson32 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.