Alert archive / Texas / Special Weather Statements in 2015

Special Weather Statement, NWS Lubbock, TX

August 3, 2015Hockley County, Texas

NWS Lubbock, TX issued this special weather statement at Aug 3, 2015, 4:50 PM CDT for Hockley County, Texas. It was in force for 40 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
Aug 3, 2015, 4:50 PM CDT (21:50 UTC)
Expired
Aug 3, 2015, 5:30 PM CDT
In force
40 min
Issued by
NWS Lubbock, TX

County Hockley County, TX

The radar

The Lubbock radar (KLBB), 63 km from the middle of the area, began a volume at 21:52 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 12:00Z, 9.8 hours before the alert went out and 199 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 12:00Z on 2015-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 51 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 12:00Z on 2015-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
51 J/kg
Mixed-layer CIN
-209 J/kg
Mixed-layer LCL
1649 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
41 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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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 Aug 3, 2:57 PM CDT, 1 hour 53 minutes earlier.

Area forecast discussion, Aug 3, 2:57 PM CDT, 1 hour 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.
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Hazardous weather outlook, Aug 3, 2:59 PM CDT, 1 hour 51 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
259 PM CDT MON AUG 3 2015

TXZ021>044-042000-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
259 PM CDT MON AUG 3 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE EXTREME SOUTHERN TEXAS
PANHANDLE...SOUTH PLAINS AND ROLLING PLAINS.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED THUNDERSTORMS WILL MOVE FROM WEST TO EAST ACROSS THE
SOUTH PLAINS AREA THIS EVENING...EXITING THE REGION LATE TONIGHT.
SOME OF THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING LOCALLY
HEAVY RAINFALL AND WIND GUSTS TO 55 MPH.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED TO BE NEEDED TONIGHT.

In the hours before

Special weather statement, Aug 3, 2:54 PM CDT, 1 hour 56 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
254 PM CDT MON AUG 3 2015

TXZ027-032015-
BAILEY TX-
254 PM CDT MON AUG 3 2015

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL BAILEY COUNTY UNTIL 315
PM CDT...

AT 254 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES WEST OF NEEDMORE...OR 16 MILES SOUTHWEST OF MULESHOE...MOVING
EAST AT 10 MPH.

LOCATIONS IMPACTED INCLUDE...
NEEDMORE AND MULESHOE WILDLIFE REFUGE.

LAT...LON 3391 10302 3411 10298 3418 10270 3391 10267
TIME...MOT...LOC 1954Z 264DEG 9KT 3403 10289

07
Special weather statement, Aug 3, 4:50 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
450 PM CDT MON AUG 3 2015

TXZ034-032230-
HOCKLEY TX-
450 PM CDT MON AUG 3 2015

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN HOCKLEY COUNTY UNTIL 530
PM CDT...

AT 448 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
SUNDOWN...OR 10 MILES SOUTHWEST OF LEVELLAND...MOVING NORTHEAST AT 5
MPH.  ADDITIONAL STRONG THUNDERSTORMS WERE LOCATED ALONG A LINE
STRETCHING FROM 10 MILES SOUTHWEST OF LEVELLAND TO 15 MILES EAST OF
MORTON...ALSO MOVING NORTHEAST AT 5 MPH.

WIND GUSTS UP TO 50 MPH AND FREQUENT CLOUD TO GROUND LIGHTNING WILL
BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE... LEVELLAND AND SUNDOWN...AND MOTORISTS
ON FARM TO MARKET 1585 AND STATE HIGHWAY 114.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO RAPID PONDING OF WATER ON AREA ROADWAYS. DO NOT DRIVE YOUR
VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 3343 10259 3372 10261 3376 10241 3349 10225
TIME...MOT...LOC 2148Z 229DEG 6KT 3349 10251

JORDAN

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 2:54 PM CDTSpecial Weather StatementLUBBailey21 min

Nearby

Special Weather Statements in Texas, 2015Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.