Alert archive / Texas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 52, NWS Fort Worth, TX

March 3, 2008Van Zandt County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Mar 3, 2008, 6:14 AM CST for Van Zandt County, Texas. It was in force for 46 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: Mar 3, 2008, 6:14 AM CST (12:14 UTC)
Expired: Mar 3, 2008, 7:00 AM CST
In force: 46 min
Issued by: NWS Fort Worth, TX
Area: Storm-based polygon

County Van Zandt County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 137 km from the middle of the area, began a volume at 12:17 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Mar 3, 1:57 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 0.2 hours before the alert went out and 196 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: 77 J/kg
Mixed-layer CIN: -167 J/kg
Mixed-layer LCL: 667 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 350 m²/s²
0-3 km storm-relative helicity: 489 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 3, 5:05 AM CST, 1 hour 9 minutes earlier.

Area forecast discussion, Mar 3, 5:05 AM CST, 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>

Hazardous weather outlook, Mar 3, 6:10 AM CST, 4 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>

In the hours before

Special weather statement, Mar 3, 5:13 AM CST, 1 hour 1 minute 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, Mar 3, 5:16 AM CST, 58 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>

Local storm report, Mar 3, 5:40 AM CST, 34 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, Mar 3, 5:45 AM CST, 29 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>

Local storm report, Mar 3, 5:51 AM CST, 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>

Special weather statement, Mar 3, 6:01 AM CST, 13 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 Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 2, 6:18 PM CST	Special Weather Statement	FWD	Johnson	27 min
Mar 2, 6:26 PM CST	Special Weather Statement	FWD	Collin	34 min
Mar 2, 6:48 PM CST	Special Weather Statement	FWD	Tarrant	27 min
Mar 2, 7:18 PM CST	Special Weather Statement	FWD	Tarrant	27 min
Mar 2, 7:52 PM CST	Special Weather Statement	FWD	Dallas	23 min
Mar 2, 8:00 PM CST	Special Weather Statement	FWD	Fannin	30 min
Mar 2, 8:11 PM CST	Special Weather Statement	FWD	Denton	34 min
Mar 2, 8:36 PM CST	Severe Thunderstorm Warning	FWD	Collin	24 min
Mar 2, 9:06 PM CST	Special Weather Statement	FWD	Eastland, Stephens, Young	24 min
Mar 2, 9:07 PM CST	Special Weather Statement	FWD	Fannin	23 min
Mar 2, 9:45 PM CST	Special Weather Statement	FWD	Young	30 min
Mar 2, 9:59 PM CST	Severe Thunderstorm Warning	FWD	Young	46 min
Mar 2, 10:03 PM CST	Special Weather Statement	FWD	Tarrant	27 min
Mar 2, 10:15 PM CST	Severe Thunderstorm Warning	FWD	Stephens	45 min
Mar 2, 10:55 PM CST	Severe Thunderstorm Warning	FWD	Palo Pinto, Stephens	50 min
Mar 2, 11:07 PM CST	Special Weather Statement	FWD	Jack, Wise	23 min
Mar 2, 11:10 PM CST	Tornado Warning	FWD	Palo Pinto	35 min
Mar 2, 11:20 PM CST	Severe Thunderstorm Warning	FWD	Montague	55 min
Mar 2, 11:44 PM CST	Severe Thunderstorm Warning	FWD	Palo Pinto, Parker	61 min
Mar 3, 12:09 AM CST	Special Weather Statement	FWD	Cooke, Denton, Grayson, Wise	36 min
Mar 3, 12:41 AM CST	Special Weather Statement	FWD	Tarrant	64 min
Mar 3, 12:46 AM CST	Severe Thunderstorm Warning	FWD	Parker, Tarrant	29 min
Mar 3, 12:50 AM CST	Special Weather Statement	FWD	Collin, Denton, Grayson	55 min
Mar 3, 2:29 AM CST	Special Weather Statement	FWD	Brown	61 min
Mar 3, 3:05 AM CST	Special Weather Statement	FWD	Mills	55 min
Mar 3, 3:21 AM CST	Special Weather Statement	FWD	Erath	24 min
Mar 3, 3:44 AM CST	Special Weather Statement	FWD	Hamilton	31 min
Mar 3, 3:48 AM CST	Special Weather Statement	FWD	Coryell	27 min
Mar 3, 3:50 AM CST	Special Weather Statement	FWD	Somervell	25 min
Mar 3, 4:30 AM CST	River Flood Warning	FWD	Collin	33 hr
Mar 3, 4:52 AM CST	Special Weather Statement	FWD	McLennan	23 min
Mar 3, 4:58 AM CST	Severe Thunderstorm Warning	FWD	Bell, Falls, Limestone, McLennan	62 min
Mar 3, 5:13 AM CST	Special Weather Statement	FWD	Delta, Hopkins, Lamar	32 min
Mar 3, 5:16 AM CST	Special Weather Statement	FWD	Navarro	29 min
Mar 3, 5:38 AM CST	Severe Thunderstorm Warning	FWD	Freestone, Navarro	67 min
Mar 3, 5:45 AM CST	Special Weather Statement	FWD	Milam, Robertson	30 min
Mar 3, 5:59 AM CST	Severe Thunderstorm Warning	FWD	Anderson, Henderson	61 min
Mar 3, 6:01 AM CST	Special Weather Statement	FWD	Van Zandt	29 min
Mar 3, 6:21 AM CST	Special Weather Statement	FWD	Leon, Robertson	24 min
Mar 3, 6:55 AM CST	River Flood Warning	FWD	Collin	25 hr
Mar 3, 8:18 AM CST	River Flood Warning	FWD	Hunt	29 hr
Mar 3, 8:18 AM CST	River Flood Warning	FWD	Hunt, Rockwall	25 hr
Mar 3, 10:12 AM CST	Special Weather Statement	FWD	Bell, Falls, McLennan	33 min
Mar 3, 10:45 AM CST	Snow Advisory	FWD	Collin, Comanche, Cooke, Dallas, Delta, Denton and 23 more	17 hr
Mar 3, 11:26 AM CST	Special Weather Statement	FWD	Navarro	34 min

Nearby

Severe Thunderstorm Warnings in Texas, 2008 Every severe thunderstorm warning in 2008

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.