Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 221, NWS Fort Worth, TX

June 16, 2019Jack County, Young County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jun 16, 2019, 12:27 AM CDT for Jack County, Young County, Texas. It was in force for 63 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 16, 2019, 12:27 AM CDT (05:27 UTC)
Expired
Jun 16, 2019, 1:30 AM CDT
In force
63 min
Issued by
NWS Fort Worth, TX
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Jack County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 107 km from the middle of the area, began a volume at 05:28 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.

IssuedProductOfficeLasted
Jun 15, 11:47 PM CDTSevere Thunderstorm WatchSPC4 hr

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 5.5 hours before the alert went out and 243 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-pSkew-T log-p diagram, Norman, OK at 00:00Z on 2019-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3821 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2019-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
3821 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1257 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
106 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.5

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 Jun 15, 11:36 PM CDT, 51 minutes earlier.

Area forecast discussion, Jun 15, 11:36 PM CDT, 51 minutes before
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Hazardous weather outlook, Jun 15, 3:29 PM CDT, 8 hours 58 minutes before
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</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.
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In the hours before

Special weather statement, Jun 15, 11:33 PM 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>

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 7:41 PM CDTRiver Flood WarningFWDHunt52 hr
Jun 15, 7:41 PM CDTRiver Flood WarningFWDHunt, Rockwall49 hr
Jun 15, 11:33 PM CDTSpecial Weather StatementFWDStephens, Young27 min
Jun 15, 11:52 PM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Stephens, Young38 min
Jun 16, 12:46 AM CDTSpecial Weather StatementFWDMontague29 min
Jun 16, 5:36 AM CDTAreal Flood AdvisoryFWDCollin, Denton114 min
Jun 16, 7:53 AM CDTRiver Flood WarningFWDDallas15 hr
Jun 16, 10:28 AM CDTAreal Flood AdvisoryFWDAnderson, Freestone, Leon3 hr
Jun 16, 12:28 PM CDTSpecial Weather StatementFWDYoung32 min
Jun 16, 12:40 PM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Stephens, Young65 min
Jun 16, 12:40 PM CDTSevere Thunderstorm WarningFWDJack, Palo Pinto, Stephens, Young65 min
Jun 16, 1:43 PM CDTFlash Flood WarningFWDJack, Palo Pinto, Stephens, Young3 hr
Jun 16, 1:54 PM CDTSpecial Weather StatementFWDRobertson36 min
Jun 16, 2:00 PM CDTSpecial Weather StatementFWDStephens30 min
Jun 16, 2:29 PM CDTSevere Thunderstorm WarningFWDPalo Pinto, Parker61 min
Jun 16, 2:36 PM CDTSevere Thunderstorm WarningFWDWise39 min
Jun 16, 2:55 PM CDTSevere Thunderstorm WarningFWDDenton, Tarrant65 min
Jun 16, 3:10 PM CDTSevere Thunderstorm WarningFWDHood, Johnson, Somervell65 min
Jun 16, 3:28 PM CDTSevere Thunderstorm WarningFWDCollin, Dallas, Denton62 min
Jun 16, 3:31 PM CDTTornado WarningFWDDallas29 min
Jun 16, 3:50 PM CDTAreal Flood AdvisoryFWDDallas, Denton, Tarrant3 hr
Jun 16, 4:02 PM CDTSpecial Weather StatementFWDEllis28 min
Jun 16, 4:15 PM CDTSevere Thunderstorm WarningFWDEllis45 min
Jun 16, 4:26 PM CDTSevere Thunderstorm WarningFWDDallas, Hunt, Kaufman, Rockwall49 min
Jun 16, 4:38 PM CDTSevere Thunderstorm WarningFWDHenderson, Navarro67 min
Jun 16, 4:51 PM CDTSpecial Weather StatementFWDBell24 min
Jun 16, 5:16 PM CDTSevere Thunderstorm WarningFWDHenderson, Van Zandt59 min
Jun 16, 5:37 PM CDTRiver Flood WarningFWDDallas21 days
Jun 16, 5:58 PM CDTSpecial Weather StatementFWDBosque32 min
Jun 16, 6:08 PM CDTSpecial Weather StatementFWDBell37 min
Jun 16, 6:21 PM CDTSpecial Weather StatementFWDRobertson24 min
Jun 16, 6:31 PM CDTAreal Flood AdvisoryFWDAnderson, Freestone, Limestone119 min
Jun 16, 6:52 PM CDTSpecial Weather StatementFWDBell, McLennan23 min
Jun 16, 6:58 PM CDTAreal Flood AdvisoryFWDBell, Coryell, Falls, McLennan2 hr

Nearby

Severe Thunderstorm Warnings in Texas, 2019Every 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.