Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 307, NWS Amarillo, TX

June 25, 2019Armstrong County, Donley County, Randall County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 25, 2019, 5:45 PM CDT for Armstrong County, Donley County, Randall County, Texas. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 25, 2019, 5:45 PM CDT (22:45 UTC)
Expired: Jun 25, 2019, 6:45 PM CDT
In force: 60 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Armstrong County, TX, Donley County, TX, Randall County, TX

The radar

The Amarillo radar (KAMA), 44 km from the middle of the area, began a volume at 22:45 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 nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.8 hours before the alert went out and 43 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: 424 J/kg
Mixed-layer CIN: -367 J/kg
Mixed-layer LCL: 2182 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: -3 m²/s²
0-3 km storm-relative helicity: 176 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 24, 5:45 PM CDT, 24 hours earlier.

Area forecast discussion, Jun 24, 5:45 PM CDT, 24 hours before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 10:41 AM CDT	Special Weather Statement	AMA	Lipscomb	64 min
Jun 25, 3:39 PM CDT	Special Weather Statement	AMA	Potter	66 min
Jun 25, 3:41 PM CDT	Special Weather Statement	AMA	Carson	64 min
Jun 25, 3:57 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray	63 min
Jun 25, 4:24 PM CDT	Areal Flood Advisory	AMA	Carson	3 hr
Jun 25, 4:43 PM CDT	Special Weather Statement	AMA	Hutchinson, Moore	32 min
Jun 25, 4:57 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray	22 min
Jun 25, 5:12 PM CDT	Special Weather Statement	AMA	Hutchinson	33 min
Jun 25, 5:27 PM CDT	Special Weather Statement	AMA	Armstrong	33 min
Jun 25, 5:32 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson	58 min
Jun 25, 5:53 PM CDT	Special Weather Statement	AMA	Hansford	37 min
Jun 25, 6:02 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Ochiltree, Sherman	58 min
Jun 25, 6:46 PM CDT	Special Weather Statement	AMA	Armstrong	29 min
Jun 25, 7:17 AM CDT	Special Weather Statement	AMA	Beaver	58 min
Jun 25, 8:15 AM CDT	Special Weather Statement	AMA	Beaver	60 min
Jun 25, 6:37 PM CDT	Special Weather Statement	AMA	Texas	38 min

Nearby

Severe Thunderstorm Warnings in Texas, 2019 Every severe thunderstorm warning in 2019

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.