Alert archive / Oklahoma / Tornado Warnings in 2017

Tornado Warning 9, NWS Amarillo, TX

May 16, 2017Beaver County, Texas County, Oklahoma; Ochiltree County, Texas

NWS Amarillo, TX issued this tornado warning at May 16, 2017, 3:16 PM CDT for Beaver County, Texas County, Oklahoma; Ochiltree County, Texas. It was in force for 44 min. 2 reports 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: May 16, 2017, 3:16 PM CDT (20:16 UTC)
Expired: May 16, 2017, 4:00 PM CDT
In force: 44 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Beaver County, OK, Texas County, OK, Ochiltree County, TX

The radar

The Dodge City radar (KDDC), 160 km from the middle of the area, began a volume at 20:19 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.

What was reported inside it

Time	Report	Where	Remark
May 16, 3:32 PM CDT	HAIL 1	8 W Bryans Corner, OK
May 16, 3:51 PM CDT	HAIL 2.75	1 Nnw Bryans Corner, OK

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.

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, 8.3 hours before the alert went out and 162 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.

247 
WFUS54 KAMA 162016
TORAMA
OKC007-139-TXC357-162100-
/O.NEW.KAMA.TO.W.0009.170516T2016Z-170516T2100Z/

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

The National Weather Service in Amarillo has issued a

* Tornado Warning for...
  Southwestern Beaver County in the Panhandle of Oklahoma...
  Southeastern Texas County in the Panhandle of Oklahoma...
  Northwestern Ochiltree County in the Panhandle of Texas...

* Until 400 PM CDT

* At 315 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 9 miles northwest of Farnsworth, or 14 miles west of
  Perryton, moving northeast at 40 mph.

  HAZARD...Tornado. 

  SOURCE...Weather spotters reported funnel cloud and radar 
           indicated. 

  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...
  Bryans Corner.

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 3673 10088 3659 10062 3637 10106 3639 10109
      3649 10109
TIME...MOT...LOC 2015Z 218DEG 36KT 3644 10106 

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

$$

Ward

4 follow-up statements

011 
WWUS54 KAMA 162022
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
322 PM CDT TUE MAY 16 2017

OKC007-139-TXC357-162100-
/O.CON.KAMA.TO.W.0009.000000T0000Z-170516T2100Z/
Beaver OK-Texas OK-Ochiltree TX-
322 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CDT FOR
SOUTHWESTERN BEAVER...SOUTHEASTERN TEXAS AND NORTHWESTERN OCHILTREE
COUNTIES...
    
At 322 PM CDT, a severe thunderstorm capable of producing a tornado
was located 11 miles north of Farnsworth, or 13 miles northwest of
Perryton, moving northeast at 40 mph.

HAZARD...Tornado and golf ball 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...
Bryans Corner.

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 3673 10088 3659 10062 3642 10097 3646 10104
      3650 10108
TIME...MOT...LOC 2022Z 217DEG 33KT 3649 10102 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Ward

292 
WWUS54 KAMA 162036
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
336 PM CDT TUE MAY 16 2017

OKC139-TXC357-162045-
/O.CAN.KAMA.TO.W.0009.000000T0000Z-170516T2100Z/
Texas OK-Ochiltree TX-
336 PM CDT TUE MAY 16 2017

...THE TORNADO WARNING FOR SOUTHEASTERN TEXAS AND NORTHWESTERN
OCHILTREE COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore the warning has been cancelled.

A tornado watch remains in effect until 1000 PM CDT for the Panhandle
of Oklahoma.

LAT...LON 3660 10064 3650 10083 3650 10095 3658 10096
      3672 10087
TIME...MOT...LOC 2035Z 232DEG 29KT 3654 10091 

$$

OKC007-162100-
/O.CON.KAMA.TO.W.0009.000000T0000Z-170516T2100Z/
Beaver OK-
336 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CDT FOR
SOUTHWESTERN BEAVER COUNTY...
    
At 335 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles southwest of Bryans Corner, or 11 miles northwest
of Perryton, moving northeast at 35 mph.

HAZARD...Tornado and golf ball 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...
Bryans Corner.

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 3660 10064 3650 10083 3650 10095 3658 10096
      3672 10087
TIME...MOT...LOC 2035Z 232DEG 29KT 3654 10091 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Ward

118 
WWUS54 KAMA 162046
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
346 PM CDT TUE MAY 16 2017

OKC007-162100-
/O.CON.KAMA.TO.W.0009.000000T0000Z-170516T2100Z/
Beaver OK-
346 PM CDT TUE MAY 16 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM CDT FOR
SOUTHWESTERN BEAVER COUNTY...
    
At 346 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Bryans Corner, or 14 miles north of Perryton, moving
northeast at 30 mph.

HAZARD...Tornado and golf ball 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...
Bryans Corner.

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 3660 10064 3654 10082 3659 10092 3670 10084
TIME...MOT...LOC 2046Z 226DEG 27KT 3659 10084 

TORNADO...RADAR INDICATED
HAIL...1.75IN

$$

Ward

953 
WWUS54 KAMA 162057
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
357 PM CDT TUE MAY 16 2017

OKC007-162107-
/O.EXP.KAMA.TO.W.0009.000000T0000Z-170516T2100Z/
Beaver OK-
357 PM CDT TUE MAY 16 2017

...THE TORNADO WARNING FOR SOUTHWESTERN BEAVER COUNTY WILL EXPIRE AT
400 PM CDT...
    
The tornado threat has diminished and the Tornado Warning will be 
allowed to expire. However, large hail and damaging winds remain 
likely and a Severe Thunderstorm Warning remains in effect for the 
area.

A tornado watch remains in effect until 1000 PM CDT for the Panhandle
of Oklahoma.

LAT...LON 3660 10064 3654 10082 3659 10092 3670 10084
TIME...MOT...LOC 2057Z 218DEG 36KT 3668 10075 

$$

Ward

The office that day

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

Issued	Product	Office	Counties	Lasted
May 15, 7:22 PM CDT	Severe Thunderstorm Warning	AMA	Cimarron, Texas	53 min
May 15, 7:58 PM CDT	Severe Thunderstorm Warning	AMA	Cimarron, Texas	77 min
May 15, 8:53 PM CDT	Severe Thunderstorm Warning	AMA	Texas	52 min
May 15, 9:12 PM CDT	Special Weather Statement	AMA	Texas	33 min
May 15, 9:29 PM CDT	Severe Thunderstorm Warning	AMA	Texas	61 min
May 15, 10:28 PM CDT	Special Weather Statement	AMA	Beaver	32 min
May 16, 1:42 PM CDT	Severe Thunderstorm Warning	AMA	Beaver, Texas	63 min
May 16, 2:44 PM CDT	Severe Thunderstorm Warning	AMA	Beaver, Texas	61 min
May 16, 2:44 PM CDT	Severe Thunderstorm Warning	AMA	Beaver, Texas	61 min
May 16, 2:58 PM CDT	Tornado Warning	AMA	Beaver	47 min
May 16, 3:40 PM CDT	Tornado Warning	AMA	Beaver	20 min
May 16, 3:45 PM CDT	Severe Thunderstorm Warning	AMA	Beaver	75 min
May 16, 5:02 PM CDT	Severe Thunderstorm Warning	AMA	Beaver, Texas	32 min
May 15, 7:12 PM CDT	Severe Thunderstorm Warning	AMA	Hutchinson, Moore	48 min
May 15, 7:54 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree	66 min
May 15, 8:31 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree, Roberts	59 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, 1:52 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, 3:06 PM CDT	Special Weather Statement	AMA	Donley	39 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, 3:35 PM CDT	Tornado Warning	AMA	Donley, Gray	25 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 Oklahoma, 2017 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.