Alert archive / Texas / Tornado Warnings in 2016

Tornado Warning 12, NWS Amarillo, TX

May 16, 2016Hemphill County, Texas

NWS Amarillo, TX issued this tornado warning at May 16, 2016, 8:56 PM CDT for Hemphill County, Texas. It was in force for 34 min. 8 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, 2016, 8:56 PM CDT (01:56 UTC)
Expired: May 16, 2016, 9:30 PM CDT
In force: 34 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Tornado: Observed
Hail: 1.75 in

County Hemphill County, TX

The radar

The Amarillo radar (KAMA), 151 km from the middle of the area, began a volume at 01:57 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, 8:57 PM CDT	TSTM WND DMG	Canadian, TX	TREES DOWN IN CANADIAN
May 16, 8:57 PM CDT	TSTM WND DMG	Canadian, TX	PICTURES RECEIVED OF DOWNED TREE IN CANADIAN. TIME ESTIMATED FROM DOPPLER RADAR.
May 16, 9:06 PM CDT	TORNADO	5 E Canadian, TX	BASED ON SPOTTER/CHASER REPORTS AND STORM SURVEY... TORNADO START TIME 0906 PM / END TIME 0925 PM. SEVERAL TREES WERE UPROOTED IN GENE HOWE WMA AND NEAR FM 2266 WITH A REPORTED TORNADO.
May 16, 9:06 PM CDT	TORNADO	5 E Canadian, TX	SEVERAL TREES WERE UPROOTED IN GENE HOWE WMA WITH A REPORTED TORNADO. CORRECTED LOCATION OF REPORT.
May 16, 9:06 PM CDT	TORNADO	5 Se Canadian, TX	SEVERAL TREES WERE UPROOTED IN GENE HOWE WMA WITH A REPORTED TORNADO.
May 16, 9:10 PM CDT	TSTM WND GST 74	6 E Canadian, TX
May 16, 9:19 PM CDT	TORNADO	2 W Lake Marvin, TX	TREES UPROOTED NEAR FM 2266 APPROXIMATELY 10 MILES SE OF CANADIAN WITH AN INTERMITTENT TORNADO.
May 16, 9:25 PM CDT	TORNADO	2 Se Lake Marvin, TX	A TORNADO WAS REPORTED NEAR THE OKLAHOMA STATE LINE NORTH OF TX HIGHWAY 33 AND NEAR THE CANADIAN RIVER. LOCATION ESTIMATED FROM RADAR.

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, 2:29 PM CDT	Severe Thunderstorm Watch	SPC	11 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.9 hours before the alert went out and 151 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: 1214 J/kg
Mixed-layer CIN: -133 J/kg
Mixed-layer LCL: 1620 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 240 m²/s²
0-3 km storm-relative helicity: 349 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 16.5

Open this sounding in Storm Lab

The text

As transmitted.

749 
WFUS54 KAMA 170156
TORAMA
TXC211-170230-
/O.NEW.KAMA.TO.W.0012.160517T0156Z-160517T0230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
856 PM CDT MON MAY 16 2016

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN HEMPHILL COUNTY IN THE PANHANDLE OF TEXAS...

* UNTIL 930 PM CDT

* AT 855 PM CDT...A CONFIRMED TORNADO WAS LOCATED NEAR CANADIAN...
  MOVING EAST AT 35 MPH.

  HAZARD...DAMAGING TORNADO AND GOLF BALL SIZE HAIL. 

  SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO. 

  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...
  CANADIAN...LAKE MARVIN AND GLAZIER. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPEAT...A TORNADO IS ON THE GROUND. 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 3588 10045 3606 10039 3606 10037 3599 10000
      3574 10000
TIME...MOT...LOC 0155Z 285DEG 29KT 3595 10034 

TORNADO...OBSERVED
HAIL...1.75IN

$$

BRB

4 follow-up statements

949 
WWUS54 KAMA 170200
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
900 PM CDT MON MAY 16 2016

TXC211-170230-
/O.CON.KAMA.TO.W.0012.000000T0000Z-160517T0230Z/
HEMPHILL TX-
900 PM CDT MON MAY 16 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHEASTERN HEMPHILL COUNTY...
    
AT 900 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 4 MILES NORTHEAST OF CANADIAN...MOVING EAST 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...
CANADIAN...LAKE MARVIN AND GLAZIER. 

LAT...LON 3590 10040 3605 10036 3598 10000 3574 10000
TIME...MOT...LOC 0200Z 285DEG 27KT 3595 10031 

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

$$

BRB

664 
WWUS54 KAMA 170205
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
905 PM CDT MON MAY 16 2016

TXC211-170230-
/O.CON.KAMA.TO.W.0012.000000T0000Z-160517T0230Z/
HEMPHILL TX-
905 PM CDT MON MAY 16 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHEASTERN HEMPHILL COUNTY...
    
AT 904 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 4 MILES SOUTH OF GLAZIER...OR 6 MILES EAST OF CANADIAN...
MOVING EAST 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...
LAKE MARVIN AND GLAZIER. 

LAT...LON 3590 10036 3602 10033 3598 10000 3578 10000
TIME...MOT...LOC 0204Z 278DEG 24KT 3595 10028 

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

$$

BRB

920 
WWUS54 KAMA 170212
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
912 PM CDT MON MAY 16 2016

TXC211-170230-
/O.CON.KAMA.TO.W.0012.000000T0000Z-160517T0230Z/
HEMPHILL TX-
912 PM CDT MON MAY 16 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHEASTERN HEMPHILL COUNTY...
    
AT 912 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 4 MILES NORTHWEST OF LAKE MARVIN...OR 9 MILES EAST OF
CANADIAN...MOVING EAST 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...
LAKE MARVIN.

LAT...LON 3588 10030 3601 10027 3598 10000 3578 10000
TIME...MOT...LOC 0212Z 281DEG 27KT 3593 10022 

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

$$

BRB

442 
WWUS54 KAMA 170217
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
917 PM CDT MON MAY 16 2016

TXC211-170230-
/O.CON.KAMA.TO.W.0012.000000T0000Z-160517T0230Z/
HEMPHILL TX-
917 PM CDT MON MAY 16 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHEASTERN HEMPHILL COUNTY...
    
AT 917 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER LAKE MARVIN...OR 13 MILES EAST OF CANADIAN...MOVING
EAST 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...
LAKE MARVIN.

LAT...LON 3586 10025 3598 10019 3596 10000 3578 10000
TIME...MOT...LOC 0217Z 289DEG 31KT 3589 10015 

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

$$

BRB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 16, 7:01 PM CDT	Severe Thunderstorm Warning	AMA	Moore, Sherman	59 min
May 16, 7:03 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Hartley	42 min
May 16, 7:29 PM CDT	Areal Flood Advisory	AMA	Moore	3 hr
May 16, 7:35 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree, Roberts	70 min
May 16, 7:40 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Oldham, Potter	80 min
May 16, 7:43 PM CDT	Areal Flood Advisory	AMA	Hansford, Hutchinson	3 hr
May 16, 7:49 PM CDT	Severe Thunderstorm Warning	AMA	Hutchinson	56 min
May 16, 8:18 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb, Ochiltree, Roberts	72 min
May 16, 8:21 PM CDT	Areal Flood Advisory	AMA	Ochiltree, Roberts	3 hr
May 16, 8:37 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Hutchinson, Roberts	53 min
May 16, 8:41 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Potter	64 min
May 16, 9:15 PM CDT	Severe Thunderstorm Warning	AMA	Potter	30 min
May 16, 9:20 PM CDT	Areal Flood Advisory	AMA	Hemphill, Lipscomb, Roberts	3 hr
May 16, 9:25 PM CDT	Severe Thunderstorm Warning	AMA	Gray, Hemphill, Roberts, Wheeler	80 min
May 16, 9:29 PM CDT	Areal Flood Advisory	AMA	Carson, Gray, Wheeler	3 hr
May 16, 9:29 PM CDT	Tornado Warning	AMA	Hemphill	16 min
May 16, 9:44 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray	76 min
May 16, 10:24 PM CDT	Areal Flood Advisory	AMA	Armstrong, Donley	3 hr
May 16, 10:47 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Collingsworth, Donley, Gray, Wheeler	73 min
May 16, 11:59 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley	36 min

Nearby

Tornado Warnings in Texas, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.