Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 21, NWS Lubbock, TX

April 16, 2015Lynn County, Terry County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Apr 16, 2015, 8:19 PM CDT for Lynn County, Terry County, Texas. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 16, 2015, 8:19 PM CDT (01:19 UTC)
Expired
Apr 16, 2015, 8:45 PM CDT
In force
26 min
Issued by
NWS Lubbock, TX
Area
Storm-based polygon

Counties Lynn County, TX, Terry County, TX

The radar

The Lubbock radar (KLBB), 67 km from the middle of the area, began a volume at 01:23 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.

IssuedProductOfficeLasted
Apr 16, 4:40 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 00:00Z, 1.3 hours before the alert went out and 128 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, Midland Regional, TX at 00:00Z on 2015-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1094 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, Midland Regional, TX at 00:00Z on 2015-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
1094 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1903 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

569 
WUUS54 KLUB 170119
SVRLUB
TXC305-445-170145-
/O.NEW.KLUB.SV.W.0021.150417T0119Z-150417T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
819 PM CDT THU APR 16 2015

THE NATIONAL WEATHER SERVICE IN LUBBOCK HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN TERRY COUNTY IN NORTHWESTERN TEXAS...
  WESTERN LYNN COUNTY IN NORTHWESTERN TEXAS...

* UNTIL 845 PM CDT

* AT 818 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING LARGE HAIL UP TO PING PONG BALL SIZE AND
  DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
  WELCH...OR 16 MILES SOUTHEAST OF BROWNFIELD...AND MOVING NORTHEAST
  AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  NEW MOORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3296 10226 3332 10220 3330 10178 3296 10201
TIME...MOT...LOC 0118Z 208DEG 34KT 3298 10213 

$$

MCQUEEN/MCZ
1 follow-up statement
103 
WWUS54 KLUB 170127
SVSLUB

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
827 PM CDT THU APR 16 2015

TXC305-445-170145-
/O.CON.KLUB.SV.W.0021.000000T0000Z-150417T0145Z/
TERRY TX-LYNN TX-
827 PM CDT THU APR 16 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM CDT
FOR EASTERN TERRY AND WESTERN LYNN COUNTIES...

AT 827 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR NEW MOORE...OR
13 MILES SOUTHEAST OF BROWNFIELD...MOVING NORTHEAST AT 40 MPH.

HAZARD...PING PONG SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS AND VEHICLES. EXPECT 
         WIND DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
NEW MOORE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DEADLY CLOUD TO GROUND
LIGHTNING. SEEK SHELTER INSIDE A WELL-BUILT STRUCTURE. STAY AWAY FROM
WINDOWS.

&&

LAT...LON 3332 10220 3330 10178 3298 10200 3307 10224
TIME...MOT...LOC 0127Z 208DEG 34KT 3306 10208 

HAIL...1.50IN
WIND...60MPH

$$

MCQUEEN/MCZ

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 7:47 PM CDTSevere Thunderstorm WarningLUBLynn28 min
Apr 16, 8:14 PM CDTSevere Thunderstorm WarningLUBLynn31 min
Apr 16, 8:44 PM CDTSevere Thunderstorm WarningLUBCrosby, Garza, Lubbock, Lynn16 min
Apr 16, 8:47 PM CDTSpecial Weather StatementLUBStonewall13 min
Apr 16, 9:00 PM CDTSpecial Weather StatementLUBCrosby30 min
Apr 16, 9:11 PM CDTSpecial Weather StatementLUBStonewall34 min
Apr 16, 9:24 PM CDTSpecial Weather StatementLUBSwisher36 min
Apr 16, 9:28 PM CDTSpecial Weather StatementLUBCrosby32 min
Apr 16, 9:55 PM CDTSpecial Weather StatementLUBYoakum35 min
Apr 16, 10:01 PM CDTSpecial Weather StatementLUBSwisher44 min
Apr 16, 10:23 PM CDTSpecial Weather StatementLUBHockley22 min
Apr 16, 10:36 PM CDTSpecial Weather StatementLUBHale, Hockley, Swisher, Terry39 min
Apr 16, 11:15 PM CDTSpecial Weather StatementLUBBriscoe, Floyd, Hale, Lubbock, Terry30 min
Apr 16, 11:47 PM CDTSpecial Weather StatementLUBLubbock, Terry28 min
Apr 17, 12:35 AM CDTSevere Thunderstorm WarningLUBLubbock, Lynn40 min
Apr 17, 1:20 AM CDTSpecial Weather StatementLUBLubbock25 min
Apr 17, 3:00 AM CDTSpecial Weather StatementLUBGarza45 min
Apr 17, 3:08 AM CDTSevere Thunderstorm WarningLUBGarza37 min
Apr 17, 4:02 AM CDTSevere Thunderstorm WarningLUBDickens, Kent43 min
Apr 17, 9:53 AM CDTSpecial Weather StatementLUBKent22 min
Apr 17, 10:15 AM CDTSpecial Weather StatementLUBStonewall30 min

Nearby

Severe Thunderstorm Warnings in Texas, 2015Every 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.