Alert archive / Texas / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 77, NWS Lubbock, TX

May 25, 20134 counties in Texas

NWS Lubbock, TX issued this severe thunderstorm warning at May 25, 2013, 9:12 PM CDT for 4 counties in Texas. It was in force for 33 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: May 25, 2013, 9:12 PM CDT (02:12 UTC)
Expired: May 25, 2013, 9:45 PM CDT
In force: 33 min
Issued by: NWS Lubbock, TX
Area: Storm-based polygon

Counties Cochran County, TX, Hockley County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 77 km from the middle of the area, began a volume at 02:14 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

Midland Regional, TX (KMAF), launched 00:00Z, 2.2 hours before the alert went out and 164 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: 1015 J/kg
Mixed-layer CIN: -194 J/kg
Mixed-layer LCL: 2020 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 19 m²/s²
0-3 km storm-relative helicity: 84 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.5

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 Lubbock, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 25, 6:52 PM CDT, 2 hours 20 minutes earlier.

Area forecast discussion, May 25, 6:52 PM CDT, 2 hours 20 minutes before

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Hazardous weather outlook, May 25, 11:31 AM CDT, 9 hours 41 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
1131 AM CDT SAT MAY 25 2013

TXZ021>044-261645-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
1131 AM CDT SAT MAY 25 2013

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

ISOLATED STORMS ARE EXPECTED TO DEVELOP OVER PRIMARILY THE WESTERN
PANHANDLE INTO EASTERN NEW MEXICO THIS AFTERNOON. A FEW STORMS
COULD ORGANIZE AND BECOME SEVERE LATE THIS AFTERNOON AND EARLY
EVENING...MOVING INTO THE SOUTHERN PANHANDLE AND FAR WESTERN SOUTH
PLAINS. THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING LARGE
HAIL TO GOLF BALL SIZE AND DAMAGING WIND GUSTS IN EXCESS OF 65
MPH.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

THE POTENTIAL FOR ISOLATED TO SCATTERED SEVERE THUNDERSTORMS WILL
CONTINUE THROUGH MEMORIAL DAY WEEKEND...PRIMARILY LATE AFTERNOON
AND EVENING. AN INCREASED THREAT FOR MORE WIDESPREAD SEVERE WEATHER
INCLUDING AT LEAST ONE SEVERE WEATHER OUTBREAK WILL BE POSSIBLE
TUESDAY THROUGH WEDNESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

LIMITED SPOTTER ACTIVATION MAY BE REQUIRED LATE THIS AFTERNOON AND
EARLY EVENING ACROSS THE SOUTHERN TEXAS PANHANDLE AND FAR WESTERN
SOUTH PLAINS.

In the hours before

Local storm report, May 25, 4:40 PM CDT, 4 hours 32 minutes before

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Special weather statement, May 25, 7:30 PM CDT, 1 hour 42 minutes before

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Special weather statement, May 25, 7:59 PM CDT, 1 hour 13 minutes before

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Special weather statement, May 25, 8:14 PM CDT, 58 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
814 PM CDT SAT MAY 25 2013

TXZ039-260145-
YOAKUM-
814 PM CDT SAT MAY 25 2013

...SIGNIFICANT WEATHER ADVISORY FOR YOAKUM COUNTY...

AT 812 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 12 MILES WEST OF PLAINS...MOVING SOUTHEAST AT 25
MPH.

WINDS UP TO 50 MPH...PEA-SIZED HAIL...AND OCCASIONAL CLOUD TO GROUND
LIGHTNING ARE POSSIBLE WITH THIS STORM.

BLOWING DUST MAY REDUCE VISIBILITY ON ROADWAYS. GUSTY WINDS MAY
CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE OBJECTS TO BLOW
AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK
SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED.

LAT...LON 3296 10280 3296 10306 3330 10306 3337 10305
      3323 10267 3301 10270 3296 10275
TIME...MOT...LOC 0112Z 302DEG 21KT 3317 10303

MRC

Special weather statement, May 25, 8:36 PM CDT, 36 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
836 PM CDT SAT MAY 25 2013

TXZ022-260200-
CASTRO-
836 PM CDT SAT MAY 25 2013

...SIGNIFICANT WEATHER ADVISORY FOR NORTHERN CASTRO COUNTY...

AT 834 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES NORTH OF DIMMITT...MOVING EAST AT 30 MPH.

WINDS UP TO 50 MPH...PEA-SIZED HAIL AND OCCASIONAL CLOUD TO GROUND
LIGHTNING ARE POSSIBLE WITH THIS STORM.

GUSTY WINDS MAY CAUSE SMALL BRANCHES TO BE BLOWN DOWN...AND LOOSE
OBJECTS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS
TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS
PASSED.

LAT...LON 3475 10200 3449 10201 3456 10252 3474 10252
TIME...MOT...LOC 0136Z 283DEG 27KT 3464 10233

MRC

Special weather statement, May 25, 9:01 PM CDT, 11 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 7:30 PM CDT	Special Weather Statement	LUB	Parmer	30 min
May 25, 7:59 PM CDT	Special Weather Statement	LUB	Parmer	31 min
May 25, 8:14 PM CDT	Special Weather Statement	LUB	Yoakum	31 min
May 25, 8:36 PM CDT	Special Weather Statement	LUB	Castro	24 min
May 25, 9:01 PM CDT	Special Weather Statement	LUB	Terry, Yoakum	29 min
May 25, 9:28 PM CDT	Special Weather Statement	LUB	Swisher	32 min
May 25, 9:45 PM CDT	Severe Thunderstorm Warning	LUB	Hockley	30 min
May 25, 9:58 PM CDT	Special Weather Statement	LUB	Swisher	32 min
May 25, 10:18 PM CDT	Special Weather Statement	LUB	Lubbock, Lynn	27 min
May 25, 11:33 PM CDT	Special Weather Statement	LUB	Bailey, Cochran, Hale, Hockley, Lamb, Lubbock and 3 more	87 min

Nearby

Severe Thunderstorm Warnings in Texas, 2013 Every severe thunderstorm warning in 2013

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.