Alert archive / Texas / Special Weather Statements in 2021

Special Weather Statement, NWS Lubbock, TX

July 18, 2021Hockley County, Texas

NWS Lubbock, TX issued this special weather statement at Jul 18, 2021, 7:48 PM CDT for Hockley County, Texas. It was in force for 27 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
Jul 18, 2021, 7:48 PM CDT (00:48 UTC)
Expired
Jul 18, 2021, 8:15 PM CDT
In force
27 min
Issued by
NWS Lubbock, TX

County Hockley County, TX

The radar

The Lubbock radar (KLBB), 23 km from the middle of the area, began a volume at 00:50 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.8 hours before the alert went out and 174 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, Amarillo Airport, TX at 00:00Z on 2021-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 775 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, Amarillo Airport, TX at 00:00Z on 2021-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 1 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
775 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
1818 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
1 m²/s²
0-3 km storm-relative helicity
61 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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>

What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jul 18, 6:13 PM CDT, 1 hour 35 minutes earlier.

Area forecast discussion, Jul 18, 6:13 PM CDT, 1 hour 35 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, Jul 18, 2:35 PM CDT, 5 hours 13 minutes before
Hazardous Weather Outlook
National Weather Service Lubbock TX
235 PM CDT Sun Jul 18 2021

TXZ021>044-191945-
Parmer-Castro-Swisher-Briscoe-Hall-Childress-Bailey-Lamb-Hale-Floyd-
Motley-Cottle-Cochran-Hockley-Lubbock-Crosby-Dickens-King-Yoakum-
Terry-Lynn-Garza-Kent-Stonewall-
235 PM CDT Sun Jul 18 2021

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

.DAY ONE...This afternoon and tonight.

Scattered thunderstorms are expected to develop across the South
Plains area, including the extreme southern Panhandle and the
Rolling Plains. Heavy rain can be expected in the strongest storms
with rain rates potentially upwards of two inches per hour which will
lead to the potential for localized flash flooding. Isolated strong
to damaging wind gusts between 50 to 60 mph will be possible as well,
though the severe weather threat is low. Tropical showers and
thunderstorms may persist into the overnight hours Sunday into early
Monday morning.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Rain and scattered thunderstorm chances will continue Monday into
early Tuesday along with the risk for locally heavy rain and
flooding.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

In the hours before

Special weather statement, Jul 18, 5:28 PM CDT, 2 hours 20 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, Jul 18, 5:28 PM CDT, 2 hours 20 minutes before
Special Weather Statement
National Weather Service Lubbock TX
528 PM CDT Sun Jul 18 2021

TXZ034-035-040-041-182245-
Terry TX-Hockley TX-Lynn TX-Lubbock TX-
528 PM CDT Sun Jul 18 2021

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN LUBBOCK...
NORTHWESTERN LYNN...NORTHEASTERN TERRY AND SOUTHEASTERN HOCKLEY
COUNTIES UNTIL 545 PM CDT...

At 521 PM CDT, Doppler radar was tracking a strong thunderstorm near
Woodrow, or 4 miles south of Lubbock. This storm was nearly
stationary.

Wind gusts up to 50 mph will be possible with this storm.

Locations impacted include...
Lubbock, Wolfforth, Lubbock South Plains Mall, Texas Tech University,
Slide, Downtown Lubbock, Woodrow, Reese Center, Meadow, Buffalo
Springs, Ropesville, New Home and Lubbock Science Spectrum.

LAT...LON 3322 10178 3328 10224 3360 10203 3358 10170
TIME...MOT...LOC 2221Z 181DEG 2KT 3350 10187

10
Local storm report, Jul 18, 6:32 PM CDT, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
632 PM CDT SUN JUL 18 2021

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

0505 PM     TORNADO          2 S WOODROW             33.42N 101.84W
07/18/2021                   LUBBOCK            TX   NWS EMPLOYEE

            LANDSPOUT TORNADO OBSERVED BENEATH A CONVECTIVE TOWER
            ALONG AN OUTFLOW BOUNDARY MOVING TO THE NORTHWEST. THE
            LANDSPOUT WAS VISIBLE FOR APPROXIMATELY 10 MINUTES.

&&

EVENT NUMBER LUB2100454

MCONDER
Local storm report, Jul 18, 6:39 PM CDT, 1 hour 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
639 PM CDT SUN JUL 18 2021

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

0512 PM     TORNADO          6 SSW WOLFFORTH         33.43N 102.05W
07/18/2021                   LUBBOCK            TX   TRAINED SPOTTER

            A SECOND LANDSPOUT TORNADO WAS OBSERVED FARTHER WEST
            ALONG THE SAME OUTFLOW BOUNDARY MOVING NORTHWEST THROUGH
            SOUTHERN LUBBOCK COUNTY. THIS LANDSPOUT WAS ALSO VISIBLE
            FOR APPROXIMATELY 10 MINUTES.

&&

EVENT NUMBER LUB2100455

MCONDER
Special weather statement, Jul 18, 7:08 PM CDT, 40 minutes before
Special Weather Statement
National Weather Service Lubbock TX
708 PM CDT Sun Jul 18 2021

TXZ031-190030-
Motley TX-
708 PM CDT Sun Jul 18 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN MOTLEY COUNTY UNTIL

At 705 PM CDT, Doppler radar was tracking a strong thunderstorm 5
miles southwest of Northfield, or 16 miles northeast of Matador.
This storm was nearly stationary.

Half inch hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Northfield.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3411 10057 3411 10080 3428 10080 3429 10057
TIME...MOT...LOC 0005Z 200DEG 1KT 3422 10066

10
Special weather statement, Jul 18, 7:48 PM 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>

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 18, 7:08 PM CDTSpecial Weather StatementLUBMotley22 min
Jul 18, 8:35 PM CDTSevere Thunderstorm WarningLUBChildress, Cottle, Hall55 min
Jul 18, 9:23 PM CDTSpecial Weather StatementLUBChildress, Cottle, Hall, Motley22 min
Jul 18, 9:32 PM CDTAreal Flood AdvisoryLUBHall58 min
Jul 18, 9:45 PM CDTSpecial Weather StatementLUBCottle, Motley30 min

Nearby

Special Weather Statements in Texas, 2021Every special weather statement in 2021

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.