Alert archive / Texas / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 21, NWS Amarillo, TX

May 1, 2024Armstrong County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 1, 2024, 8:35 PM CDT for Armstrong County, Texas. It was in force for 15 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 1, 2024, 8:35 PM CDT (01:35 UTC)
Expired: May 1, 2024, 8:50 PM CDT
In force: 15 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Armstrong County, TX

The radar

The Amarillo radar (KAMA), 49 km from the middle of the area, began a volume at 01:38 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 1, 3:24 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.6 hours before the alert went out and 48 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: 2469 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 1420 m above ground
0-6 km bulk shear: 68 kt
0-1 km storm-relative helicity: 102 m²/s²
0-3 km storm-relative helicity: 374 m²/s²
Significant tornado parameter: 3.4
Supercell composite: 31.9

Open this sounding in Storm Lab

The text

As transmitted.

820 
WUUS54 KAMA 020135
SVRAMA
TXC011-020215-
/O.NEW.KAMA.SV.W.0021.240502T0135Z-240502T0215Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Amarillo TX
835 PM CDT Wed May 1 2024

The National Weather Service in Amarillo has issued a

* Severe Thunderstorm Warning for...
  Central Armstrong County in the Panhandle of Texas...

* Until 915 PM CDT.

* At 835 PM CDT, a severe thunderstorm was located 5 miles northeast
  of Vigo Park, or 19 miles northwest of Silverton, moving north at
  40 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to roofs, siding, and trees is possible. 
           Hail damage to vehicles is expected.

* Locations impacted include...
  Claude and Goodnight.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1100 PM CDT for the Panhandle
of Texas.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3476 10155 3518 10137 3509 10108 3508 10109
      3475 10130 3475 10151
TIME...MOT...LOC 0135Z 201DEG 33KT 3473 10145 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

COR

1 follow-up statement

544 
WWUS54 KAMA 020150
SVSAMA

Severe Weather Statement
National Weather Service Amarillo TX
850 PM CDT Wed May 1 2024

TXC011-020200-
/O.CAN.KAMA.SV.W.0021.000000T0000Z-240502T0215Z/
Armstrong TX-
850 PM CDT Wed May 1 2024

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL ARMSTRONG COUNTY IS
CANCELLED...

The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1100 PM CDT for the Panhandle
of Texas.

&&

LAT...LON 3476 10155 3518 10137 3509 10108 3508 10109
      3475 10130 3475 10151
TIME...MOT...LOC 0146Z 201DEG 33KT 3486 10139 

$$

COR

The office that day

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

Issued	Product	Office	Counties	Lasted
May 1, 7:11 PM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Lipscomb, Ochiltree	64 min
May 1, 7:13 PM CDT	Tornado Warning	AMA	Hansford, Ochiltree	47 min
May 1, 7:38 PM CDT	Special Weather Statement	AMA	Donley	37 min
May 1, 7:53 PM CDT	Severe Thunderstorm Warning Considerable damage threat	AMA	Lipscomb, Ochiltree	67 min
May 1, 8:55 PM CDT	Special Weather Statement	AMA	Lipscomb	35 min
May 1, 9:24 PM CDT	Severe Thunderstorm Warning	AMA	Lipscomb	25 min
May 1, 9:28 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Collingsworth, Donley, Gray, Wheeler	47 min

Nearby

Severe Thunderstorm Warnings in Texas, 2024 Every severe thunderstorm warning in 2024

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.