Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 186, NWS Lubbock, TX

June 20, 2007Lubbock County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jun 20, 2007, 12:26 AM CDT for Lubbock County, Texas. It was in force for 64 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 20, 2007, 12:26 AM CDT (05:26 UTC)
Expired: Jun 20, 2007, 1:30 AM CDT
In force: 64 min
Issued by: NWS Lubbock, TX
Area: Counties, with a storm outline in the text

County Lubbock County, TX

The radar

The Lubbock radar (KLBB), 5 km from the middle of the area, began a volume at 05:29 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 19, 11:20 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 5.4 hours before the alert went out and 180 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: 3305 J/kg
Mixed-layer CIN: -26 J/kg
Mixed-layer LCL: 1823 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 29 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.1

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 19, 11:26 PM CDT, 1 hour earlier.

Area forecast discussion, Jun 19, 11:26 PM CDT, 1 hour before

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Hazardous weather outlook, Jun 19, 9:58 PM CDT, 2 hours 28 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
958 PM CDT TUE JUN 19 2007

TXZ021>044-201200-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
958 PM CDT TUE JUN 19 2007

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

.DAY ONE...TONIGHT

CONVECTIVE

THUNDERSTORMS...POSSIBLY ASSOCIATED WITH TWO DISTINCT CONVECTIVE
COMPLEXES...WILL MOVE SOUTHWARD OVER THE FORECAST AREA TONIGHT.
SOME OF THE THUNDERSTORMS MAY PRODUCE DAMAGING WINDS AND LARGE
HAIL. THE MOST LIKELY AREAS TO BE AFFECTED BY SEVERE WEATHER
CONDITIONS BE LOCALES OVER THE EXTREME SOUTHEASTERN TEXAS
PANHANDLE...THE NORTHERN SOUTH PLAINS...AND THE NORTHERN ROLLING
PLAINS AFTER MIDNIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

THE PROBABILITY OF WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED OVERNIGHT.

In the hours before

Special weather statement, Jun 19, 11:01 PM CDT, 1 hour 25 minutes before

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Special weather statement, Jun 19, 11:11 PM CDT, 1 hour 15 minutes before

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Special weather statement, Jun 19, 11:22 PM CDT, 1 hour 4 minutes before

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Special weather statement, Jun 19, 11:26 PM CDT, 1 hour before

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Special weather statement, Jun 19, 11:37 PM CDT, 49 minutes before

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Special weather statement, Jun 20, 12:12 AM CDT, 14 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 19, 7:46 PM CDT	Severe Thunderstorm Warning	LUB	Parmer	59 min
Jun 19, 8:36 PM CDT	Severe Thunderstorm Warning	LUB	Castro	24 min
Jun 19, 9:29 PM CDT	Severe Thunderstorm Warning	LUB	Castro	61 min
Jun 19, 10:05 PM CDT	Severe Thunderstorm Warning	LUB	Swisher	55 min
Jun 19, 10:24 PM CDT	Severe Thunderstorm Warning	LUB	Lamb	66 min
Jun 19, 11:45 PM CDT	Severe Thunderstorm Warning	LUB	Hockley	60 min
Jun 20, 12:20 AM CDT	Severe Thunderstorm Warning	LUB	Childress	55 min
Jun 20, 12:31 AM CDT	High Wind Warning	LUB	Briscoe, Childress, Cottle, Crosby, Dickens, Floyd and 6 more	2 hr
Jun 20, 12:40 AM CDT	Severe Thunderstorm Warning	LUB	Cottle	65 min
Jun 20, 12:58 AM CDT	Severe Thunderstorm Warning	LUB	Lynn	62 min
Jun 20, 1:10 AM CDT	Severe Thunderstorm Warning	LUB	Terry	39 min
Jun 20, 1:52 AM CDT	Severe Thunderstorm Warning	LUB	Stonewall	53 min
Jun 20, 7:47 AM CDT	Severe Thunderstorm Warning	LUB	Yoakum	58 min

Nearby

Severe Thunderstorm Warnings in Texas, 2007 Every severe thunderstorm warning in 2007

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.