Alert archive / Texas / Special Weather Statements in 2017

Special Weather Statement, NWS San Angelo, TX

April 16, 2017Crockett County, Texas

NWS San Angelo, TX issued this special weather statement at Apr 16, 2017, 7:21 PM CDT for Crockett County, Texas. It was in force for 39 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: Apr 16, 2017, 7:21 PM CDT (00:21 UTC)
Expired: Apr 16, 2017, 8:00 PM CDT
In force: 39 min
Issued by: NWS San Angelo, TX

County Crockett County, TX

The radar

The San Angelo radar (KSJT), 141 km from the middle of the area, began a volume at 00:24 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 (KDLF), launched 00:00Z, 0.4 hours before the alert went out and 152 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: 2034 J/kg
Mixed-layer CIN: -61 J/kg
Mixed-layer LCL: 1078 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

<!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
Apr 16, 8:17 PM CDT	Special Weather Statement	SJT	Crockett	43 min
Apr 16, 8:50 PM CDT	Special Weather Statement	SJT	Crockett	40 min
Apr 16, 9:07 PM CDT	Special Weather Statement	SJT	Irion	38 min
Apr 16, 9:41 PM CDT	Special Weather Statement	SJT	Irion	49 min
Apr 16, 10:22 PM CDT	Areal Flood Advisory	SJT	Irion	3 hr
Apr 16, 10:27 PM CDT	Special Weather Statement	SJT	Irion, Tom Green	48 min
Apr 16, 10:44 PM CDT	Special Weather Statement	SJT	Sutton	61 min
Apr 16, 10:53 PM CDT	Special Weather Statement	SJT	Menard	52 min
Apr 16, 11:15 PM CDT	Areal Flood Advisory	SJT	Kimble, Sutton	3 hr
Apr 16, 11:29 PM CDT	Special Weather Statement	SJT	Concho	61 min
Apr 16, 11:31 PM CDT	Special Weather Statement	SJT	Coke, Tom Green	44 min
Apr 16, 11:50 PM CDT	Special Weather Statement	SJT	Menard	55 min
Apr 17, 12:10 AM CDT	Special Weather Statement	SJT	Runnels	50 min
Apr 17, 12:43 AM CDT	Areal Flood Advisory	SJT	Concho, Runnels, Tom Green	2 hr
Apr 17, 1:18 AM CDT	Special Weather Statement	SJT	Haskell	42 min
Apr 17, 2:04 AM CDT	Special Weather Statement	SJT	Haskell	41 min
Apr 17, 2:45 AM CDT	Special Weather Statement	SJT	Haskell	45 min
Apr 17, 1:24 PM CDT	Special Weather Statement	SJT	Throckmorton	36 min
Apr 17, 1:57 PM CDT	Special Weather Statement	SJT	Shackelford	33 min
Apr 17, 2:27 PM CDT	Special Weather Statement	SJT	Shackelford	48 min
Apr 17, 3:08 PM CDT	Special Weather Statement	SJT	Shackelford	37 min
Apr 17, 6:27 PM CDT	Special Weather Statement	SJT	Brown	48 min
Apr 17, 6:40 PM CDT	Special Weather Statement	SJT	San Saba	50 min

Nearby

Special Weather Statements in Texas, 2017 Every special weather statement in 2017

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.