Alert archive / Texas / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 145, NWS Lubbock, TX

June 6, 2009King County, Stonewall County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jun 6, 2009, 4:25 PM CDT for King County, Stonewall County, Texas. It was in force for 35 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 6, 2009, 4:25 PM CDT (21:25 UTC)
Expired
Jun 6, 2009, 5:00 PM CDT
In force
35 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon

Counties King County, TX, Stonewall County, TX

The radar

The Dyess AFB radar (KDYX), 134 km from the middle of the area, began a volume at 21:27 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, 9.4 hours before the alert went out and 243 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 2009-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 11 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 2009-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
11 J/kg
Mixed-layer CIN
-432 J/kg
Mixed-layer LCL
2566 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 6, 3:45 PM CDT, 40 minutes earlier.

Area forecast discussion, Jun 6, 3:45 PM CDT, 40 minutes before
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Hazardous weather outlook, Jun 6, 11:47 AM CDT, 4 hours 38 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
1147 AM CDT SAT JUN 6 2009

TXZ021>044-071700-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
1147 AM CDT SAT JUN 6 2009

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

CONVECTIVE

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON
AND THIS EVENING GENERALLY ALONG AND EAST OF A LINE FROM MEMPHIS TO
MATADOR TO POST. THE DRYLINE WILL MOVE EAST INTO THE ROLLING PLAINS
THIS AFTERNOON AND PROVIDE A FOCUS FOR CONVECTIVE DEVELOPMENT. THE
COMBINATION OF MARGINAL MOISTURE LEVELS AND VERY WARM TEMPERATURES WILL
RESULT IN THE DEVELOPMENT OF ISOLATED HIGH BASED THUNDERSTORMS BY LATE
AFTERNOON. THE PRIMARY THREAT WILL BE DAMAGING WIND GUSTS...AND
SECONDARILY LARGE HAIL.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

ISOLATED SEVERE THUNDERSTORMS WILL BE POSSIBLE ALONG THE DRYLINE
AGAIN SUNDAY AFTERNOON AND EVENING ACROSS THE EXTREME EASTERN
ROLLING PLAINS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, Jun 6, 4:12 PM CDT, 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
412 PM CDT SAT JUN 6 2009

TXZ035-036-042-062145-
CROSBY TX-LUBBOCK TX-GARZA TX-
412 PM CDT SAT JUN 6 2009

...STRONG THUNDERSTORMS ACROSS CROSBY COUNTY...

AT 408 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES NORTH OF SOUTHLAND...OR ABOUT 6 MILES
EAST OF SLATON...MOVING NORTHEAST AT 25 MPH.

OTHER STRONG THUNDERSTORMS WERE LOCATED 8 MILES SOUTHEAST OF
RALLS...5 MILES EAST OF CROSBYTON...AND 10 MILES NORTHWEST OF MCADOO
IN EXTREME NORTHEAST CROSBY COUNTY...ALL MOVING NORTHEAST AT 25 MPH.

BRIEF...STRONG WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE NEAR
THESE THUNDERSTORMS. MOVE TO A PLACE OF SAFETY IF THREATENING
WEATHER APPROACHES. STAY AWAY FROM WINDOWS.

LAT...LON 3333 10157 3339 10156 3339 10163 3345 10169
      3374 10120 3359 10104 3331 10155
TIME...MOT...LOC 2108Z 230DEG 15KT 3345 10153
Special weather statement, Jun 6, 4:19 PM CDT, 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
419 PM CDT SAT JUN 6 2009

TXZ038-044-062145-
KING TX-STONEWALL TX-
419 PM CDT SAT JUN 6 2009

...STRONG THUNDERSTORM ACROSS STONEWALL AND KING COUNTIES...

AT 416 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER STONEWALL COUNTY...OR ABOUT 15 MILES
NORTHEAST OF ASPERMONT...MOVING NORTHEAST AT 15 MPH.

BRIEF...STRONG WIND GUSTS TO 50 MPH AND SMALL HAIL ARE POSSIBLE NEAR
THIS THUNDERSTORM. MOVE TO A PLACE OF SAFETY IF THREATENING WEATHER
APPROACHES. STAY AWAY FROM WINDOWS.

LAT...LON 3317 10011 3331 10025 3351 9999 3347 9998
      3324 9998
TIME...MOT...LOC 2117Z 209DEG 12KT 3330 10009

JAMES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 4:47 PM CDTSevere Thunderstorm WarningLUBCottle, King43 min
Jun 6, 5:19 PM CDTSevere Thunderstorm WarningLUBCottle, King41 min
Jun 6, 5:44 PM CDTSevere Thunderstorm WarningLUBCottle46 min
Jun 6, 5:45 PM CDTSevere Thunderstorm WarningLUBChildress, Hall30 min
Jun 6, 5:55 PM CDTSevere Thunderstorm WarningLUBKing50 min
Jun 6, 6:24 PM CDTSevere Thunderstorm WarningLUBChildress, Cottle36 min

Nearby

Severe Thunderstorm Warnings in Texas, 2009Every severe thunderstorm warning in 2009

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.