Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 237, NWS San Angelo, TX

June 17, 2019Schleicher County, Tom Green County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Jun 17, 2019, 6:55 AM CDT for Schleicher County, Tom Green County, Texas. It was in force for 50 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: Jun 17, 2019, 6:55 AM CDT (11:55 UTC)
Expired: Jun 17, 2019, 7:45 AM CDT
In force: 50 min
Issued by: NWS San Angelo, TX
Area: Storm-based polygon
Hail: 0.75 in
Wind: 70.0 mph

Counties Schleicher County, TX, Tom Green County, TX

The radar

The San Angelo radar (KSJT), 25 km from the middle of the area, began a volume at 11:55 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, 11.9 hours before the alert went out and 201 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: 3588 J/kg
Mixed-layer CIN: -67 J/kg
Mixed-layer LCL: 1608 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: -32 m²/s²
0-3 km storm-relative helicity: 6 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.8

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 San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 16, 6:44 PM CDT, 12 hours 11 minutes earlier.

Area forecast discussion, Jun 16, 6:44 PM CDT, 12 hours 11 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, Jun 16, 2:49 PM CDT, 16 hours 6 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 San Angelo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 16, 7:08 PM CDT	Severe Thunderstorm Warning	SJT	McCulloch, Mason, Menard	37 min
Jun 16, 7:17 PM CDT	Severe Thunderstorm Warning	SJT	Irion	43 min
Jun 16, 7:43 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Menard, Schleicher, Sutton	47 min
Jun 16, 7:49 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Mason, Menard	41 min
Jun 16, 7:52 PM CDT	Severe Thunderstorm Warning	SJT	Irion	53 min
Jun 16, 7:54 PM CDT	Severe Thunderstorm Warning	SJT	McCulloch, Mason, San Saba	51 min
Jun 16, 8:27 PM CDT	Severe Thunderstorm Warning	SJT	Irion, Schleicher, Tom Green	48 min
Jun 16, 8:31 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Mason, Menard	44 min
Jun 16, 8:36 PM CDT	Severe Thunderstorm Warning	SJT	Irion	39 min
Jun 16, 8:51 PM CDT	Flash Flood Warning	SJT	Kimble, Mason, Menard	2 hr
Jun 16, 9:13 PM CDT	Severe Thunderstorm Warning	SJT	Crockett, Irion	47 min
Jun 16, 9:21 PM CDT	Special Weather Statement	SJT	Kimble	24 min
Jun 16, 9:28 PM CDT	Severe Thunderstorm Warning	SJT	Kimble	47 min
Jun 16, 9:39 PM CDT	Special Weather Statement	SJT	Crockett	51 min
Jun 16, 9:56 PM CDT	Severe Thunderstorm Warning	SJT	Menard, Schleicher, Sutton	49 min
Jun 16, 10:15 PM CDT	Areal Flood Advisory	SJT	Crockett	2 hr
Jun 16, 10:25 PM CDT	Severe Thunderstorm Warning	SJT	Kimble, Menard, Sutton	50 min
Jun 16, 10:31 PM CDT	Severe Thunderstorm Warning	SJT	Brown	44 min
Jun 16, 10:35 PM CDT	Special Weather Statement	SJT	Crockett	40 min
Jun 16, 10:46 PM CDT	Severe Thunderstorm Warning	SJT	Schleicher, Sutton	44 min
Jun 16, 11:10 PM CDT	Special Weather Statement	SJT	Kimble	50 min
Jun 16, 11:16 PM CDT	Severe Thunderstorm Warning	SJT	Brown	59 min
Jun 16, 11:25 PM CDT	Special Weather Statement	SJT	Kimble	65 min
Jun 16, 11:44 PM CDT	Severe Thunderstorm Warning	SJT	Brown, Callahan, Coleman	46 min
Jun 17, 12:16 AM CDT	Areal Flood Advisory	SJT	Brown, Callahan, Coleman	119 min
Jun 17, 12:19 AM CDT	Severe Thunderstorm Warning	SJT	Brown, Coleman	32 min
Jun 17, 12:26 AM CDT	Special Weather Statement	SJT	Runnels	64 min
Jun 17, 12:40 AM CDT	Special Weather Statement	SJT	Sutton	50 min
Jun 17, 2:52 AM CDT	Special Weather Statement	SJT	Runnels	38 min
Jun 17, 3:23 AM CDT	Special Weather Statement	SJT	Concho	52 min
Jun 17, 3:59 AM CDT	Special Weather Statement	SJT	McCulloch	46 min
Jun 17, 4:04 AM CDT	Special Weather Statement	SJT	Concho	41 min
Jun 17, 5:09 AM CDT	Special Weather Statement	SJT	Tom Green	51 min
Jun 17, 5:15 AM CDT	Special Weather Statement	SJT	Kimble, Mason, Menard	45 min
Jun 17, 5:48 AM CDT	Special Weather Statement	SJT	Tom Green	42 min
Jun 17, 5:57 AM CDT	Areal Flood Advisory	SJT	Kimble, Mason, Menard	2 hr
Jun 17, 6:06 AM CDT	Special Weather Statement	SJT	Irion	24 min
Jun 17, 6:21 AM CDT	Areal Flood Advisory	SJT	Tom Green	54 min
Jun 17, 6:40 AM CDT	Special Weather Statement	SJT	Tom Green	35 min
Jun 17, 7:37 AM CDT	Special Weather Statement	SJT	Menard	53 min
Jun 17, 8:08 AM CDT	Special Weather Statement	SJT	Kimble	52 min
Jun 17, 9:01 AM CDT	Special Weather Statement	SJT	Kimble	29 min
Jun 17, 6:34 PM CDT	Special Weather Statement	SJT	Schleicher	41 min

Nearby

Severe Thunderstorm Warnings in Texas, 2019 Every severe thunderstorm warning in 2019

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.