Alert archive / Texas / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 159, NWS Austin/San Antonio, TX

October 28, 2022DeWitt County, Karnes County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Oct 28, 2022, 9:08 AM CDT for DeWitt County, Karnes County, Texas. It was in force for 37 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Oct 28, 2022, 9:08 AM CDT (14:08 UTC)
Expired: Oct 28, 2022, 9:45 AM CDT
In force: 37 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties DeWitt County, TX, Karnes County, TX

The radar

The Austin/San Antonio radar (KEWX), 89 km from the middle of the area, began a volume at 14:12 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

Corpus Christi, TX (KCRP), launched 12:00Z, 2.1 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1516 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 730 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 125 m²/s²
0-3 km storm-relative helicity: 134 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 8.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Oct 28, 8:14 AM CDT, 54 minutes earlier.

Area forecast discussion, Oct 28, 8:14 AM CDT, 54 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Oct 28, 6:03 AM CDT, 3 hours 5 minutes before

Hazardous Weather Outlook
National Weather Service Austin/San Antonio TX
603 AM CDT Fri Oct 28 2022

TXZ171>173-183>194-202>209-217>225-228-291115-
Llano-Burnet-Williamson-Val Verde-Edwards-Real-Kerr-Bandera-
Gillespie-Kendall-Blanco-Hays-Travis-Bastrop-Lee-Kinney-Uvalde-
Medina-Bexar-Comal-Guadalupe-Caldwell-Fayette-Maverick-Zavala-
Frio-Atascosa-Wilson-Karnes-Gonzales-De Witt-Lavaca-Dimmit-
603 AM CDT Fri Oct 28 2022

This Hazardous Weather Outlook is for South-Central Texas..

.DAY ONE...This Afternoon And Tonight.

A line of showers and thunderstorms will move over South Central
Texas this morning into the midday hours. Isolated strong to
severe thunderstorms are possible. Damaging winds and large hail
are the main threats. However, cannot rule out a tornado or two.

Locally heavy downpours are also possible, which may impact the
morning commute along the busy I-35 corridor with reduced
visibilities and slick roadways.

Elevated fire weather conditions are possible across the southern
Rio Grande Plains this afternoon due to gusty northwest winds and
low relative humidity levels.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not anticipated.

In the hours before

Special weather statement, Oct 28, 7:04 AM CDT, 2 hours 4 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
704 AM CDT Fri Oct 28 2022

TXZ219-220-281215-
Frio TX-Atascosa TX-
704 AM CDT Fri Oct 28 2022

...A strong thunderstorm will impact portions of northeastern Frio
and west central Atascosa Counties through 715 AM CDT...

At 704 AM CDT, Doppler radar was tracking a strong thunderstorm over
Schattel, or 11 miles northwest of Charlotte, moving east at 55 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Charlotte, Goldfinch, Schattel, Bigfoot, Iuka, Dobrowolski, Amphion,
Kyote and Three Oaks.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2883 9903 2902 9903 2910 9860 2885 9859
TIME...MOT...LOC 1204Z 265DEG 48KT 2896 9885

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

QUIGLEY

Special weather statement, Oct 28, 7:08 AM CDT, 2 hours before

Special Weather Statement
National Weather Service Austin/San Antonio TX
708 AM CDT Fri Oct 28 2022

TXZ172-173-190>192-281300-
Blanco TX-Williamson TX-Hays TX-Burnet TX-Travis TX-
708 AM CDT Fri Oct 28 2022

...Strong thunderstorms will impact portions of western Williamson,
northwestern Hays, northwestern Travis, northeastern Blanco and
eastern Burnet Counties through 800 AM CDT...

At 707 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Joppa to 6 miles east of Smithwick to near
Pedernales Falls State Park. Movement was east at 45 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Austin, Round Rock, Cedar Park, Georgetown, Bertram, Anderson Mill,
Serenada, Leander, Lakeway, Lago Vista, Bee Cave, Hudson Bend,
Bartlett, The Hills, Liberty Hill, Jarrell, Florence, Weir, Spicewood
and Barton Creek.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3091 9783 3087 9763 3079 9743 3024 9790
      3023 9838 3054 9811 3090 9805 3096 9786
TIME...MOT...LOC 1207Z 249DEG 39KT 3086 9799 3057 9803 3027 9831

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

MM

Special weather statement, Oct 28, 7:13 AM CDT, 1 hour 55 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
713 AM CDT Fri Oct 28 2022

TXZ205-219>221-281300-
Frio TX-Bexar TX-Atascosa TX-Wilson TX-
713 AM CDT Fri Oct 28 2022

...Strong thunderstorms will impact portions of eastern Frio,
northern Atascosa, southwestern Wilson and south central Bexar
Counties through 800 AM CDT...

At 713 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from Bigfoot to near Schattel to near Goldfinch.
Movement was east at 30 mph.

HAZARD...Winds in excess of 40 mph.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects.

Locations impacted include...
Pleasanton, Jourdanton, Poteet, Charlotte, Moore, Goldfinch, Bigfoot,
Leming, Schattel, Sandy Oaks, Iuka, Graytown, Kyote, Davis, Coughran,
Dobrowolski, Amphion, Espey, McCoy and Rossville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

&&

LAT...LON 2893 9893 2909 9900 2909 9881 2914 9880
      2923 9832 2906 9821 2885 9829 2873 9896
TIME...MOT...LOC 1213Z 258DEG 28KT 2908 9884 2895 9877 2884 9882

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH

QUIGLEY

Special weather statement, Oct 28, 7:45 AM CDT, 1 hour 23 minutes before

Special Weather Statement
National Weather Service Austin/San Antonio TX
745 AM CDT Fri Oct 28 2022

TXZ173-191>194-281330-
Williamson TX-Bastrop TX-Hays TX-Lee TX-Travis TX-
745 AM CDT Fri Oct 28 2022

...Strong thunderstorms will impact portions of Williamson, central
Hays, Travis, northwestern Bastrop and northwestern Lee Counties
through 830 AM CDT...

At 745 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Jarrell to near Round Rock to Driftwood.
Movement was east at 55 mph.

HAZARD...Wind gusts up to 50 mph and half inch hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor damage to outdoor objects is
         possible.

Locations impacted include...
Austin, Round Rock, Georgetown, Pflugerville, Taylor, Buda, Elgin,
Dripping Springs, Granger, Tanglewood Forest, Serenada, Austin
Bergstrom Int Airport, Windemere, Hutto, Manor, West Lake Hills,
Bartlett, Rollingwood, Jarrell and Mustang Ridge.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

These storms may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
office in Austin San Antonio.

&&

LAT...LON 3086 9760 3074 9727 3047 9716 3038 9715
      3003 9745 3005 9763 3007 9765 3006 9767
      3011 9808 3050 9775 3087 9765
TIME...MOT...LOC 1245Z 271DEG 46KT 3085 9763 3050 9768 3013 9802

MAX HAIL SIZE...0.50 IN
MAX WIND GUST...50 MPH

MM

Special weather statement, Oct 28, 7:59 AM CDT, 1 hour 9 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Oct 28, 8:45 AM CDT, 23 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 28, 5:43 AM CDT	Special Weather Statement	EWX	Llano	47 min
Oct 28, 5:52 AM CDT	Severe Thunderstorm Warning	EWX	Burnet, Gillespie, Llano	38 min
Oct 28, 6:26 AM CDT	Special Weather Statement	EWX	Medina	49 min
Oct 28, 6:30 AM CDT	Severe Thunderstorm Warning	EWX	Burnet, Llano, Travis, Williamson	45 min
Oct 28, 7:04 AM CDT	Special Weather Statement	EWX	Atascosa	11 min
Oct 28, 7:08 AM CDT	Special Weather Statement	EWX	Williamson	52 min
Oct 28, 7:13 AM CDT	Special Weather Statement	EWX	Atascosa	47 min
Oct 28, 7:45 AM CDT	Special Weather Statement	EWX	Travis, Williamson	45 min
Oct 28, 7:57 AM CDT	Wind Advisory	EWX	Dimmit, Edwards, Kinney, Maverick, Val Verde, Zavala	10 hr
Oct 28, 7:59 AM CDT	Special Weather Statement	EWX	Karnes	46 min
Oct 28, 8:45 AM CDT	Special Weather Statement	EWX	Karnes	45 min
Oct 28, 9:21 AM CDT	Severe Thunderstorm Warning	EWX	DeWitt, Gonzales, Karnes, Wilson	24 min

Nearby

Severe Thunderstorm Warnings in Texas, 2022 Every severe thunderstorm warning 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.