Alert archive / Texas / Tornado Warnings in 2005

Tornado Warning 4, NWS Amarillo, TX

May 10, 2005Armstrong County, Texas

NWS Amarillo, TX issued this tornado warning at May 10, 2005, 7:18 PM CDT for Armstrong County, Texas. It was in force for 42 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: May 10, 2005, 7:18 PM CDT (00:18 UTC)
Expired: May 10, 2005, 8:00 PM CDT
In force: 42 min
Issued by: NWS Amarillo, TX
Area: Counties, with a storm outline in the text

County Armstrong County, TX

The radar

The Amarillo radar (KAMA), 46 km from the middle of the area, began a volume at 00:19 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
May 10, 3:25 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.3 hours before the alert went out and 46 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: 182 J/kg
Mixed-layer CIN: -93 J/kg
Mixed-layer LCL: 2943 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: -24 m²/s²
0-3 km storm-relative helicity: 66 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KAMA 110018
TORAMA
TXC011-110100-
/O.NEW.KAMA.TO.W.0004.050511T0018Z-050511T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
718 PM CDT TUE MAY 10 2005

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN ARMSTRONG COUNTY IN THE PANHANDLE OF TEXAS
  THIS INCLUDES THE CITY OF CLAUDE

* UNTIL 800 PM CDT

* AT 715 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR
  GOODNIGHT...OR ABOUT 11 MILES SOUTHEAST OF CLAUDE...MOVING
  NORTHEAST AT 25 MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3486 10144 3486 10110 3518 10110 3518 10140

$$

1 follow-up statement

000 
WWUS54 KAMA 110044
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
743 PM CDT TUE MAY 10 2005

TXC011-110100-
/O.CON.KAMA.TO.W.0004.000000T0000Z-050511T0100Z/
ARMSTRONG TX-
743 PM CDT TUE MAY 10 2005

...A TORNADO WARNING CONTINUES UNTIL 800 PM CDT FOR NORTHEASTERN
ARMSTRONG COUNTY...

AT 741 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS TORNADO 
WAS LOCATED 7 MILES NORTHEAST OF GOODNIGHT...OR ABOUT 17 MILES EAST 
OF CLAUDE...MOVING NORTHEAST AT 25 MPH.

WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS 
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY 
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. 
HOWEVER...THERE HAVE BEEN NO REPORTS OF A TORNADO ON THE GROUND YET. 
IF YOU ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO 
THE LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF 
DRIVING...DO NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.

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

LAT...LON 3486 10144 3486 10110 3518 10110 3518 10140

$$

JJB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 10, 7:02 PM CDT	Tornado Warning	AMA	Carson, Hutchinson	28 min
May 10, 7:36 PM CDT	Severe Thunderstorm Warning	AMA	Donley, Gray	54 min
May 10, 8:07 PM CDT	Severe Thunderstorm Warning	AMA	Ochiltree	38 min
May 10, 8:25 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb	65 min
May 10, 8:40 PM CDT	Severe Thunderstorm Warning	AMA	Randall	65 min
May 10, 9:14 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Potter	54 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.