Alert archive / Texas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 204, NWS Lubbock, TX

July 1, 2017Garza County, Kent County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jul 1, 2017, 3:42 AM CDT for Garza County, Kent County, Texas. It was in force for 18 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
Jul 1, 2017, 3:42 AM CDT (08:42 UTC)
Expired
Jul 1, 2017, 4:00 AM CDT
In force
18 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Garza County, TX, Kent County, TX

The radar

The Lubbock radar (KLBB), 89 km from the middle of the area, began a volume at 08:43 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
Jul 1, 2:34 AM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 8.7 hours before the alert went out and 175 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, Midland Regional, TX at 00:00Z on 2017-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1117 joules per kilogram.LCLEL10008507005003002001001 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, Midland Regional, TX at 00:00Z on 2017-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 18 square meters per square second.1939Sfc1 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
1117 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
3339 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
18 m²/s²
0-3 km storm-relative helicity
89 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.1

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 Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 1, 3:42 AM CDT, 0 minutes earlier.

Area forecast discussion, Jul 1, 3:42 AM CDT, 0 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 30, 3:11 PM CDT, 12 hours 31 minutes before
Hazardous Weather Outlook
National Weather Service Lubbock TX
311 PM CDT Fri Jun 30 2017

TXZ021>044-012015-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-
Floyd-Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-
Yoakum-Terry-Lynn-Garza-Kent-Stonewall-
311 PM CDT Fri Jun 30 2017

This Hazardous Weather Outlook is for the South Plains...Rolling
Plains and the far Southern Texas Panhandle.

.DAY ONE...This Afternoon and Tonight
Isolated to scattered multicell severe thunderstorms are possible
late this afternoon and evening generally from the southern Texas
Panhandle south into the Rolling Plains. The main severe risks
will be gusty outflow winds to 70 mph and hail up to golf balls.
A few storms could develop in the evening toward midnight back
farther west toward the central South Plains including the Lubbock
area.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday
A continued risk of strong to severe thunderstorms will exist
through this weekend.

.SPOTTER INFORMATION STATEMENT...
Limited spotter activation may be requested late this afternoon
into this evening, most likely from the southeastern Panhandle
into the Rolling Plains.

In the hours before

Local storm report, Jul 1, 12:17 AM CDT, 3 hours 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1217 AM CDT SAT JUL 01 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1147 PM     HAIL             LITTLEFIELD             33.92N 102.33W
06/30/2017  E1.75 INCH       LAMB               TX   POLICE DEPT

&&

EVENT NUMBER LUB1700276

JWJ
Local storm report, Jul 1, 12:46 AM CDT, 2 hours 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
1246 AM CDT SAT JUL 01 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1210 AM     HAIL             ANTON                   33.81N 102.16W
07/01/2017  E1.75 INCH       HOCKLEY            TX   BROADCAST MEDIA

            RELAY OF PUBLIC REPORT VIA KCBD

&&

EVENT NUMBER LUB1700277

JWJ
Local storm report, Jul 1, 1:46 AM CDT, 1 hour 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
146 AM CDT SAT JUL 01 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1235 AM     HAIL             PLAINS                  33.19N 102.83W
07/01/2017  E1.00 INCH       YOAKUM             TX   LAW ENFORCEMENT

&&

EVENT NUMBER LUB1700278

JWJ
Local storm report, Jul 1, 1:58 AM CDT, 1 hour 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
158 AM CDT SAT JUL 01 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0150 AM     TSTM WND GST     4 S LEVELLAND           33.53N 102.36W
07/01/2017  M80 MPH          HOCKLEY            TX   MESONET

            WEST TEXAS MESONET REPORT

&&

EVENT NUMBER LUB1700279

JWJ
Local storm report, Jul 1, 2:43 AM CDT, 59 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, Jul 1, 2:49 AM CDT, 53 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 Lubbock, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 7:05 PM CDTFlash Flood WarningLUBKing115 min
Jun 30, 7:26 PM CDTSevere Thunderstorm WarningLUBChildress34 min
Jun 30, 7:33 PM CDTSevere Thunderstorm WarningLUBKent, Stonewall27 min
Jun 30, 7:56 PM CDTSevere Thunderstorm WarningLUBChildress20 min
Jun 30, 8:05 PM CDTSevere Thunderstorm WarningLUBStonewall25 min
Jun 30, 8:11 PM CDTAreal Flood AdvisoryLUBKent, Stonewall2 hr
Jun 30, 10:26 PM CDTSevere Thunderstorm WarningLUBBriscoe, Hall34 min
Jun 30, 10:59 PM CDTSevere Thunderstorm WarningLUBLamb31 min
Jun 30, 11:11 PM CDTSevere Thunderstorm WarningLUBBailey, Lamb, Parmer34 min
Jun 30, 11:29 PM CDTSevere Thunderstorm WarningLUBLamb31 min
Jun 30, 11:43 PM CDTSevere Thunderstorm WarningLUBCastro, Parmer32 min
Jul 1, 12:00 AM CDTSevere Thunderstorm WarningLUBHale, Hockley, Lamb, Lubbock30 min
Jul 1, 12:09 AM CDTSevere Thunderstorm WarningLUBBailey, Cochran36 min
Jul 1, 12:26 AM CDTSevere Thunderstorm WarningLUBHockley, Lubbock, Lynn34 min
Jul 1, 12:28 AM CDTAreal Flood AdvisoryLUBLubbock2 hr
Jul 1, 12:42 AM CDTSevere Thunderstorm WarningLUBCochran33 min
Jul 1, 12:52 AM CDTAreal Flood WarningLUBDickens113 min
Jul 1, 12:54 AM CDTAreal Flood AdvisoryLUBCrosby2 hr
Jul 1, 1:12 AM CDTSevere Thunderstorm WarningLUBCochran, Hockley33 min
Jul 1, 1:25 AM CDTSevere Thunderstorm WarningLUBYoakum35 min
Jul 1, 1:56 AM CDTSevere Thunderstorm WarningLUBCrosby, Garza, Lubbock, Lynn34 min
Jul 1, 1:58 AM CDTSevere Thunderstorm WarningLUBHockley, Lubbock, Lynn, Terry, Yoakum32 min
Jul 1, 2:03 AM CDTAreal Flood AdvisoryLUBKing117 min
Jul 1, 2:08 AM CDTSevere Thunderstorm WarningLUBCrosby, Dickens37 min
Jul 1, 2:14 AM CDTAreal Flood AdvisoryLUBHockley, Lubbock, Lynn, Terry2 hr
Jul 1, 2:28 AM CDTSevere Thunderstorm WarningLUBGarza, Kent32 min
Jul 1, 2:32 AM CDTSevere Thunderstorm WarningLUBCrosby, Garza, Lubbock, Lynn43 min
Jul 1, 2:51 AM CDTSevere Thunderstorm WarningLUBGarza, Lynn24 min
Jul 1, 2:52 AM CDTAreal Flood AdvisoryLUBGarza, Kent, Lynn, Stonewall3 hr
Jul 1, 2:56 AM CDTAreal Flood AdvisoryLUBCrosby, Dickens2 hr
Jul 1, 3:10 AM CDTSevere Thunderstorm WarningLUBGarza, Kent, Lynn35 min
Jul 1, 5:00 AM CDTAreal Flood AdvisoryLUBDickens, King60 min

Nearby

Severe Thunderstorm Warnings in Texas, 2017Every severe thunderstorm warning 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.