Alert archive / Texas / Tornado Warnings in 2021

Tornado Warning 37, NWS Amarillo, TX

May 30, 2021Hansford County, Sherman County, Texas

NWS Amarillo, TX issued this tornado warning at May 30, 2021, 8:14 PM CDT for Hansford County, Sherman County, Texas. It was in force for 46 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 30, 2021, 8:14 PM CDT (01:14 UTC)
Expired: May 30, 2021, 9:00 PM CDT
In force: 46 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.75 in

Counties Hansford County, TX, Sherman County, TX

The radar

The Amarillo radar (KAMA), 115 km from the middle of the area, began a volume at 01:12 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 30, 4:42 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.2 hours before the alert went out and 115 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: 436 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 1025 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 88 m²/s²
0-3 km storm-relative helicity: 129 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.7

Open this sounding in Storm Lab

The text

As transmitted.

297 
WFUS54 KAMA 310114
TORAMA
TXC195-421-310200-
/O.NEW.KAMA.TO.W.0037.210531T0114Z-210531T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Amarillo TX
814 PM CDT Sun May 30 2021

The National Weather Service in Amarillo has issued a

* Tornado Warning for...
  Western Hansford County in the Panhandle of Texas...
  Southeastern Sherman County in the Panhandle of Texas...

* Until 900 PM CDT.
    
* At 813 PM CDT, a severe thunderstorm capable of producing a tornado
  was located 15 miles southeast of Stratford, moving east at 20 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.

* This tornadic thunderstorm will remain over mainly rural areas of
  western Hansford and southeastern Sherman Counties.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3646 10144 3605 10151 3605 10152 3620 10197
      3635 10195
TIME...MOT...LOC 0113Z 277DEG 17KT 3624 10183 

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

$$

DGW

2 follow-up statements

182 
WWUS54 KAMA 310124
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
824 PM CDT Sun May 30 2021

TXC195-421-310200-
/O.CON.KAMA.TO.W.0037.000000T0000Z-210531T0200Z/
Hansford TX-Sherman TX-
824 PM CDT Sun May 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR WESTERN
HANSFORD AND SOUTHEASTERN SHERMAN COUNTIES...
        
At 824 PM CDT, a severe thunderstorm capable of producing a tornado
was located 15 miles north of Sunray, or 18 miles east of Stratford,
moving east at 20 mph.

HAZARD...Tornado and golf ball size hail.

SOURCE...Weather spotters reported a rotating wall cloud.

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.

This tornadic thunderstorm will remain over mainly rural areas of
western Hansford and southeastern Sherman Counties.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3646 10144 3605 10151 3605 10152 3620 10197
      3635 10195
TIME...MOT...LOC 0124Z 277DEG 17KT 3623 10177 

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

$$

DGW

076 
WWUS54 KAMA 310135
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
835 PM CDT Sun May 30 2021

TXC195-421-310200-
/O.CON.KAMA.TO.W.0037.000000T0000Z-210531T0200Z/
Hansford TX-Sherman TX-
835 PM CDT Sun May 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM CDT FOR WESTERN
HANSFORD AND SOUTHEASTERN SHERMAN COUNTIES...
    
At 835 PM CDT, a severe thunderstorm capable of producing a tornado
was located 15 miles northeast of Sunray, or 22 miles east of
Stratford, moving east at 20 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.

This tornadic thunderstorm will remain over mainly rural areas of
western Hansford and southeastern Sherman Counties.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3646 10144 3605 10151 3605 10152 3614 10180
      3640 10173
TIME...MOT...LOC 0135Z 277DEG 17KT 3622 10170 

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

$$

DGW

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 7:22 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Oldham, Potter	68 min
May 30, 7:29 PM CDT	Tornado Warning	AMA	Sherman	46 min
May 30, 7:46 PM CDT	Severe Thunderstorm Warning	AMA	Dallam, Sherman	59 min
May 30, 8:19 PM CDT	Areal Flood Advisory	AMA	Sherman	4 hr
May 30, 8:47 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Moore, Ochiltree, Roberts, Sherman	58 min
May 30, 9:19 PM CDT	Special Weather Statement	AMA	Moore, Potter	41 min
May 30, 9:24 PM CDT	Areal Flood Advisory	AMA	Hansford, Sherman	3 hr
May 30, 9:31 PM CDT	Special Weather Statement	AMA	Ochiltree, Roberts	44 min
May 30, 9:54 PM CDT	Special Weather Statement	AMA	Hutchinson, Potter	36 min
May 30, 10:14 PM CDT	Special Weather Statement	AMA	Ochiltree, Roberts	46 min
May 30, 10:27 PM CDT	Areal Flood Advisory	AMA	Potter	3 hr
May 30, 10:27 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Potter, Randall	63 min
May 30, 10:30 PM CDT	Special Weather Statement	AMA	Carson, Hutchinson	60 min
May 30, 10:35 PM CDT	Special Weather Statement	AMA	Gray	25 min
May 30, 10:38 PM CDT	Tornado Warning	AMA	Carson, Gray	22 min
May 30, 10:53 PM CDT	Special Weather Statement	AMA	Hemphill, Lipscomb	67 min
May 30, 10:57 PM CDT	Flash Flood Warning	AMA	Armstrong, Carson, Potter, Randall	4 hr
May 30, 11:32 PM CDT	Special Weather Statement	AMA	Gray	28 min
May 31, 12:03 AM CDT	Special Weather Statement	AMA	Gray	27 min
May 31, 12:04 AM CDT	Areal Flood Advisory	AMA	Carson, Gray, Hemphill, Roberts	3 hr
May 31, 12:28 AM CDT	Special Weather Statement	AMA	Collingsworth	32 min
May 31, 12:29 AM CDT	Areal Flood Advisory	AMA	Armstrong, Carson, Randall	12 min
May 31, 12:41 AM CDT	Flash Flood Warning	AMA	Armstrong, Carson, Randall	3 hr
May 31, 12:47 AM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Wheeler	58 min
May 31, 1:12 AM CDT	Areal Flood Advisory	AMA	Armstrong, Collingsworth, Donley, Gray, Hemphill, Randall and 1 more	3 hr
May 31, 1:28 AM CDT	Flash Flood Warning	AMA	Donley, Gray	3 hr
May 31, 2:27 AM CDT	Flash Flood Warning	AMA	Collingsworth, Donley	3 hr

Nearby

Tornado Warnings in Texas, 2021 Every tornado warning in 2021 Tornadoes in 2021

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.