Alert archive / Texas / Mesoscale Discussions in 2015

Mesoscale Discussion 428

April 23, 201521 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Apr 23, 2015, 3:35 PM CDT for 21 counties in Texas. It was in force for 115 min.

The area

The outline as issued.

The facts

Issued: Apr 23, 2015, 3:35 PM CDT (20:35 UTC)
Expired: Apr 23, 2015, 5:30 PM CDT
In force: 115 min
Issued by: the Storm Prediction Center
Chance of a watch: 40%

All 21 counties

Bell County, TX, Blanco County, TX, Bosque County, TX, Burnet County, TX, Coryell County, TX, Falls County, TX, Gillespie County, TX, Hamilton County, TX, Hill County, TX, Lampasas County, TX, Limestone County, TX, Llano County, TX, Mason County, TX, McCulloch County, TX, McLennan County, TX, Milam County, TX, Mills County, TX, Robertson County, TX, San Saba County, TX, Travis County, TX, Williamson County, TX

The radar

The Ft Hood radar (KGRK), 86 km from the middle of the area, began a volume at 20:35 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

Severe Thunderstorm Watch 97Apr 23, 5:05 PM CDT

The text

As transmitted, in the capitals the NWS used until 2016.

<!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>

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 22, 9:22 PM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Foard, Haskell, Jack, Knox and 5 more	53 min
Apr 22, 10:25 PM CDT	Severe Thunderstorm Watch	SPC	Bosque, Dallas, Denton, Eastland, Ellis, Erath and 11 more	6 hr
Apr 23, 2:12 AM CDT	Mesoscale Discussion	SPC	Bosque, Erath, Hamilton, Hill, McLennan, Somervell	2 hr
Apr 23, 5:03 PM CDT	Severe Thunderstorm Watch	SPC	Bell, Burnet, Coryell, Falls, Limestone, McLennan and 3 more	3 hr

Nearby

Mesoscale Discussions in Texas, 2015 Every mesoscale discussion in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.