Alert archive / Texas / Tornado Warnings in 2005

Tornado Warning 2, NWS Amarillo, TX

April 18, 2005Donley County, Texas

NWS Amarillo, TX issued this tornado warning at Apr 18, 2005, 7:23 PM CDT for Donley County, Texas. It was in force for 52 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 18, 2005, 7:23 PM CDT (00:23 UTC)
Expired: Apr 18, 2005, 8:15 PM CDT
In force: 52 min
Issued by: NWS Amarillo, TX
Area: Counties, with a storm outline in the text

County Donley County, TX

The radar

The Amarillo radar (KAMA), 94 km from the middle of the area, began a volume at 00:24 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
Apr 18, 3:10 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.4 hours before the alert went out and 93 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 3111 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 317 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.

000 
WFUS54 KAMA 190024
TORAMA
TXC129-190115-
/O.NEW.KAMA.TO.W.0002.050419T0023Z-050419T0115Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
723 PM CDT MON APR 18 2005

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN DONLEY COUNTY IN THE PANHANDLE OF TEXAS

* UNTIL 815 PM CDT

* AT 720 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 9 MILES
  SOUTHWEST OF LELIA LAKE...OR ABOUT 11 MILES SOUTH OF CLARENDON...
  MOVING NORTHEAST AT 15 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  HEDLEY.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8 0 6 3 3 5 1 1 2 1.

LAT...LON 3477 10099 3475 10055 3490 10053 3504 10089

$$

KRAMAR

2 follow-up statements

000 
WWUS54 KAMA 190041
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
741 PM CDT MON APR 18 2005

TXC129-190115-
/O.CON.KAMA.TO.W.0002.000000T0000Z-050419T0115Z/
DONLEY TX-
741 PM CDT MON APR 18 2005

...A TORNADO WARNING CONTINUES UNTIL 815 PM CDT FOR SOUTHEASTERN
DONLEY COUNTY...

AT 737 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A POSSIBLE TORNADO LOCATED 6 MILES SOUTH OF LELIA LAKE...OR 
ABOUT 11 MILES SOUTHEAST OF CLARENDON...MOVING NORTHEAST AT 10 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HEDLEY.

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3477 10099 3475 10055 3490 10053 3490 10054
      3494 10079

$$

KRAMAR

000 
WWUS54 KAMA 190108 RRA
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
808 PM CDT MON APR 18 2005

TXC129-190118-
/O.CAN.KAMA.TO.W.0002.000000T0000Z-050419T0115Z/
DONLEY TX-
808 PM CDT MON APR 18 2005

...THE TORNADO WARNING FOR SOUTHEASTERN DONLEY COUNTY IS CANCELLED...

AT 808 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE SEVERE THUNDERSTORM WITH THE POSSIBLE TORNADO HAD WEAKENED AND NO
LONGER APPEARED CAPABLE OF PRODUCING TORNADOES OR OTHER SEVERE
WEATHER...THUS THE WARNING HAS BEEN CANCELLED.

LAT...LON 3477 10099 3475 10055 3490 10053 3490 10054
      3494 10079

$$

KRAMAR

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 18, 7:13 PM CDT	Severe Thunderstorm Warning	AMA	Donley	62 min
Apr 18, 7:14 PM CDT	Flash Flood Warning	AMA	Donley	3 hr
Apr 18, 10:09 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Donley	66 min
Apr 18, 11:14 PM CDT	Severe Thunderstorm Warning	AMA	Donley	61 min

Nearby

Tornado Warnings in Texas, 2005 Every tornado warning in 2005 Tornadoes in 2005

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.