Alert archive / Texas / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 252, NWS Lubbock, TX

September 5, 2008Castro County, Swisher County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Sep 5, 2008, 3:41 PM CDT for Castro County, Swisher County, Texas. It was in force for 64 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Sep 5, 2008, 3:41 PM CDT (20:41 UTC)
Expired
Sep 5, 2008, 4:45 PM CDT
In force
64 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon

Counties Castro County, TX, Swisher County, TX

The radar

The Amarillo radar (KAMA), 72 km from the middle of the area, began a volume at 20:41 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.

What was reported inside it

TimeReportWhereRemark
Sep 5, 4:27 PM CDTHAIL 0.882 Se Hart, TX

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 5, 2:32 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.7 hours before the alert went out and 71 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 2008-09-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 894 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2008-09-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.19395878Sfc1 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
894 J/kg
Mixed-layer CIN
-213 J/kg
Mixed-layer LCL
1122 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
275 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KLUB 052041
SVRLUB
TXC069-437-052145-
/O.NEW.KLUB.SV.W.0252.080905T2041Z-080905T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
341 PM CDT FRI SEP 5 2008

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CASTRO COUNTY IN THE PANHANDLE OF TEXAS.
  SWISHER COUNTY IN THE PANHANDLE OF TEXAS.

* UNTIL 445 PM CDT

* AT 338 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 12
  MILES WEST OF HAPPY...OR ABOUT 18 MILES NORTHEAST OF DIMMITT...
  MOVING SOUTHEAST AT 15 MPH.

* SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE HAPPY AND RURAL 
  PORTIONS OF NORTHEAST CASTRO AND NORTHWEST SWISHER COUNTIES.

LARGE HAIL...DAMAGING WINDS...AND VERY HEAVY RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8 0 6 7 4 5 1 2 9 0.

LAT...LON 3475 10157 3437 10157 3435 10223 3445 10224
      3466 10218 3476 10214 3476 10161
TIME...MOT...LOC 2040Z 293DEG 13KT 3468 10204

$$
1 follow-up statement
000 
WWUS54 KLUB 052115
SVSLUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
415 PM CDT FRI SEP 5 2008

TXC069-437-052145-
/O.CON.KLUB.SV.W.0252.000000T0000Z-080905T2145Z/
CASTRO TX-SWISHER TX-
413 PM CDT FRI SEP 5 2008

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 PM CDT
FOR SWISHER AND EASTERN CASTRO COUNTIES...

AT 407 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS 
LOCATED 9 MILES WEST OF TULIA...MOVING SOUTHEAST AT 15 MPH. 
ADDITIONAL STRONG TO SEVERE THUNDERSTORMS WERE LOCATED 5 MILES WEST 
OF NAZARETH AND NEAR HART. 

SOME LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE 
TULIA...NAZARETH...KRESS AND HART .

LARGE HAIL...DAMAGING WINDS...AND VERY HEAVY RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FRIDAY
EVENING FOR THE PANHANDLE AND NORTHWEST TEXAS.

LAT...LON 3475 10157 3437 10157 3435 10223 3445 10224
      3466 10218 3476 10214 3476 10161
TIME...MOT...LOC 2113Z 293DEG 13KT 3457 10190

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 5, 5:08 PM CDTSevere Thunderstorm WarningLUBCastro, Hale, Lamb, Swisher52 min
Sep 5, 6:52 PM CDTAreal Flood AdvisoryLUBHall68 min

Nearby

Severe Thunderstorm Warnings in Texas, 2008Every severe thunderstorm warning in 2008

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.