Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 192, NWS Lubbock, TX

June 12, 20154 counties in Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jun 12, 2015, 7:44 PM CDT for 4 counties in Texas. It was in force for 46 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 12, 2015, 7:44 PM CDT (00:44 UTC)
Expired: Jun 12, 2015, 8:30 PM CDT
In force: 46 min
Issued by: NWS Lubbock, TX
Area: Storm-based polygon
Tornado: Possible
Hail: 3.0 in
Wind: 70.0 mph

Counties Hockley County, TX, Lubbock County, TX, Lynn County, TX, Terry County, TX

The radar

The Lubbock radar (KLBB), 38 km from the middle of the area, began a volume at 00:44 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.

Issued	Product	Office	Lasted
Jun 12, 2:47 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.7 hours before the alert went out and 207 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: 76 J/kg
Mixed-layer CIN: -142 J/kg
Mixed-layer LCL: 817 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 140 m²/s²
0-3 km storm-relative helicity: 227 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

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 Jun 12, 6:26 PM CDT, 1 hour 18 minutes earlier.

Area forecast discussion, Jun 12, 6:26 PM CDT, 1 hour 18 minutes before

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Hazardous weather outlook, Jun 12, 11:46 AM CDT, 7 hours 58 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
1146 AM CDT FRI JUN 12 2015

TXZ021>044-131700-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
1146 AM CDT FRI JUN 12 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT
NUMEROUS SEVERE THUNDERSTORMS ARE FORECAST TO DEVELOP
THIS AFTERNOON ACROSS THE WESTERN SOUTH PLAINS AND SOUTHWEST
PANHANDLE BEFORE MATURING INTO A SQUALL LINE THIS EVENING
GENERALLY EAST OF THE CAPROCK ESCARPMENT. STRONG INSTABILITY AND
SUFFICIENT WIND SHEAR WILL ALLOW FOR SOME STORMS TO BECOME
SUPERCELLS. VERY LARGE HAIL TO TENNIS BALL SIZE...DOWNBURST WINDS
AROUND 75 MPH AND SOME FLOODING WILL ALL BE POSSIBLE.
ADDITIONALLY...THERE WILL BE A TORNADIC THREAT WITH ANY SUPERCELLS
THAT DEVELOP NEAR OR ALONG A FRONTAL BOUNDARY MOVING WEST TO EAST
ACROSS OUR AREA LATER THIS AFTERNOON INTO THE EVENING.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
ISOLATED SEVERE STORMS MAY BE POSSIBLE AGAIN SATURDAY AFTERNOON
THROUGH SATURDAY NIGHT. CHANCES FOR THUNDERSTORMS WILL CONTINUE
THROUGH MUCH OF NEXT WEEK BUT IT REMAINS TOO EARLY TO TELL IF
SEVERE WEATHER WILL OCCUR BEYOND SATURDAY. HOWEVER...LOCALLY
HEAVY RAINFALL COULD DEVELOP RESULTING IN THE POSSIBILITY OF
LOCALIZED FLOODING.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION WILL BE REQUIRED THIS AFTERNOON THROUGH
TONIGHT.

In the hours before

Local storm report, Jun 12, 6:45 PM CDT, 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
645 PM CDT FRI JUN 12 2015

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

0642 PM     TSTM WND DMG     5 W PLAINVIEW           34.19N 101.81W
06/12/2015                   HALE               TX   LAW ENFORCEMENT

            POWER LINES DOWN ON W 70

&&

EVENT NUMBER LUB1500289

JGD

Local storm report, Jun 12, 6:47 PM CDT, 57 minutes before

PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE LUBBOCK TX
647 PM CDT FRI JUN 12 2015

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

0620 PM     TSTM WND DMG     5 W PLAINVIEW           34.19N 101.81W
06/12/2015                   HALE               TX   LAW ENFORCEMENT

            POWER LINES DOWN ON W 70

&&

CORRECTED EVENT TIME

EVENT NUMBER LUB1500289

JGD

Local storm report, Jun 12, 7:09 PM CDT, 35 minutes before

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Local storm report, Jun 12, 7:10 PM CDT, 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
710 PM CDT FRI JUN 12 2015

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

0700 PM     HAIL             4 NE ROPESVILLE         33.45N 102.10W
06/12/2015  E1.50 INCH       HOCKLEY            TX   STORM CHASER

&&

EVENT NUMBER LUB1500292

JGD

Local storm report, Jun 12, 7:22 PM CDT, 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LUBBOCK TX
722 PM CDT FRI JUN 12 2015

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

0710 PM     HAIL             2 NNE ROPESVILLE        33.44N 102.14W
06/12/2015  E2.75 INCH       HOCKLEY            TX   STORM CHASER

            ON HIGHWAY 62

&&

EVENT NUMBER LUB1500293

JGD

Local storm report, Jun 12, 7:35 PM CDT, 9 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
Jun 12, 7:12 PM CDT	Severe Thunderstorm Warning	LUB	Hockley, Lubbock, Lynn, Terry	33 min
Jun 12, 7:13 PM CDT	Severe Thunderstorm Warning	LUB	Lynn, Terry	32 min
Jun 12, 7:27 PM CDT	Severe Thunderstorm Warning	LUB	Hockley, Lubbock	48 min
Jun 12, 7:33 PM CDT	Tornado Warning	LUB	Lynn, Terry	14 min
Jun 12, 7:43 PM CDT	Areal Flood Advisory	LUB	Hockley, Lubbock	2 hr
Jun 12, 8:03 PM CDT	Severe Thunderstorm Warning	LUB	Lubbock	42 min
Jun 12, 8:11 PM CDT	Severe Thunderstorm Warning	LUB	Hockley, Terry	49 min
Jun 12, 8:18 PM CDT	Areal Flood Advisory	LUB	Hockley, Lubbock, Lynn, Terry	117 min
Jun 12, 8:29 PM CDT	Areal Flood Advisory	LUB	Childress	91 min
Jun 12, 8:58 PM CDT	Severe Thunderstorm Warning	LUB	Lynn, Terry	32 min
Jun 12, 9:38 PM CDT	Special Weather Statement	LUB	Hockley	37 min
Jun 13, 1:52 PM CDT	Special Weather Statement	LUB	Childress, Cottle, Hall	38 min
Jun 13, 2:08 PM CDT	Severe Thunderstorm Warning	LUB	Cottle	22 min
Jun 13, 2:30 PM CDT	Severe Thunderstorm Warning	LUB	Cottle, King	30 min
Jun 13, 5:58 PM CDT	Severe Thunderstorm Warning	LUB	Floyd	32 min
Jun 13, 6:27 PM CDT	Severe Thunderstorm Warning	LUB	Hockley	31 min
Jun 13, 6:28 PM CDT	Severe Thunderstorm Warning	LUB	Floyd	32 min

Nearby

Severe Thunderstorm Warnings in Texas, 2015 Every severe thunderstorm warning 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.