Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 10, NWS Amarillo, TX

May 16, 2017Donley County, Gray County, Texas

NWS Amarillo, TX issued this tornado warning at May 16, 2017, 3:35 PM CDT for Donley County, Gray County, Texas. It was in force for 25 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 16, 2017, 3:35 PM CDT (20:35 UTC)
Expired: May 16, 2017, 4:00 PM CDT
In force: 25 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Donley County, TX, Gray County, TX

The radar

The Amarillo radar (KAMA), 66 km from the middle of the area, began a volume at 20:36 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 16, 1:54 PM CDT	Tornado Watch PDS	SPC	8 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.6 hours before the alert went out and 65 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: 837 J/kg
Mixed-layer CIN: -240 J/kg
Mixed-layer LCL: 1292 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: 88 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

614 
WFUS54 KAMA 162035
TORAMA
TXC129-179-162100-
/O.NEW.KAMA.TO.W.0010.170516T2035Z-170516T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Amarillo TX
335 PM CDT TUE MAY 16 2017

The National Weather Service in Amarillo has issued a

* Tornado Warning for...
  Southwestern Gray County in the Panhandle of Texas...
  Northwestern Donley County in the Panhandle of Texas...

* Until 400 PM CDT
    
* At 335 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 6 miles southwest of Lake Mcclellan, or 16 miles north
  of Clarendon, moving northeast at 35 mph.

  HAZARD...Tornado and quarter size hail. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* Locations impacted include...
  Lake Mcclellan.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3533 10108 3526 10073 3507 10096 3503 10109
TIME...MOT...LOC 2035Z 211DEG 30KT 3517 10096 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Guerrero

The office that day

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

Issued	Product	Office	Counties	Lasted
May 15, 7:12 PM CDT	Severe Thunderstorm Warning	AMA	Hutchinson, Moore	48 min
May 15, 7:22 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Sherman	53 min
May 15, 7:54 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree	66 min
May 15, 7:58 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Sherman	77 min
May 15, 8:31 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree, Roberts	59 min
May 15, 8:53 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree	52 min
May 15, 9:44 PM CDT	Special Weather Statement	AMA	Ochiltree	46 min
May 16, 1:26 PM CDT	Special Weather Statement	AMA	Ochiltree	34 min
May 16, 1:42 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree	63 min
May 16, 1:52 PM CDT	Special Weather Statement	AMA	Hansford	23 min
May 16, 2:01 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Moore, Ochiltree	44 min
May 16, 2:44 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Ochiltree	61 min
May 16, 3:06 PM CDT	Special Weather Statement	AMA	Donley	39 min
May 16, 3:16 PM CDT	Tornado Warning	AMA	Ochiltree	44 min
May 16, 3:17 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray	58 min
May 16, 3:19 PM CDT	Special Weather Statement	AMA	Roberts	41 min
May 16, 3:38 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Donley	37 min
May 16, 3:49 PM CDT	Tornado Warning	AMA	Donley	26 min
May 16, 4:07 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Roberts	27 min
May 16, 4:11 PM CDT	Tornado Warning	AMA	Collingsworth, Donley, Gray, Wheeler	49 min
May 16, 4:31 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley	59 min
May 16, 4:34 PM CDT	Special Weather Statement	AMA	Ochiltree	26 min
May 16, 4:37 PM CDT	Severe Thunderstorm Warning	AMA	Gray, Wheeler	68 min
May 16, 4:49 PM CDT	Tornado Warning	AMA	Gray, Wheeler	41 min
May 16, 4:55 PM CDT	Tornado Warning	AMA	Collingsworth	35 min
May 16, 5:17 PM CDT	Tornado Warning	AMA	Gray, Wheeler	43 min
May 16, 5:24 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth	43 min
May 16, 5:24 PM CDT	Tornado Warning	AMA	Wheeler	51 min
May 16, 5:30 PM CDT	Tornado Warning	AMA	Collingsworth	45 min
May 16, 5:46 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Wheeler	59 min
May 16, 5:52 PM CDT	Tornado Warning Tornado observed	AMA	Wheeler	38 min

Nearby

Tornado Warnings in Texas, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.