Alert archive / Texas / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 66, NWS Amarillo, TX

May 4, 2022Armstrong County, Carson County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 4, 2022, 3:44 PM CDT for Armstrong County, Carson County, Texas. It was in force for 36 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: May 4, 2022, 3:44 PM CDT (20:44 UTC)
Expired: May 4, 2022, 4:20 PM CDT
In force: 36 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Armstrong County, TX, Carson County, TX

The radar

The Amarillo radar (KAMA), 33 km from the middle of the area, began a volume at 20:43 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 4, 1:56 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 8.7 hours before the alert went out and 32 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: 303 J/kg
Mixed-layer CIN: -362 J/kg
Mixed-layer LCL: 827 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 459 m²/s²
0-3 km storm-relative helicity: 498 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.9

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 May 4, 2:00 PM CDT, 1 hour 44 minutes earlier.

Area forecast discussion, May 4, 2:00 PM CDT, 1 hour 44 minutes before

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Hazardous weather outlook, May 4, 1:52 PM CDT, 1 hour 52 minutes before

Hazardous Weather Outlook
National Weather Service Amarillo TX
152 PM CDT Wed May 4 2022

OKZ001>003-TXZ001>020-317-051100-
Cimarron-Texas-Beaver-Dallam-Sherman-Hansford-Ochiltree-Lipscomb-
Hartley-Moore-Hutchinson-Roberts-Hemphill-Oldham-Potter-Carson-
Gray-Wheeler-Deaf Smith-Randall-Armstrong-Donley-Collingsworth-
Palo Duro Canyon-
152 PM CDT Wed May 4 2022

This Hazardous Weather Outlook is for the Texas and Oklahoma
Panhandles.

.DAY ONE...This Afternoon and Tonight.

Severe thunderstorms are possible this afternoon through tonight
across all but the far southwest Texas Panhandle. Large hail,
damaging winds, and tornadoes are possible. Heavy rain may cause
localized flash flooding.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thunderstorms may linger into Thursday morning, but severe
weather is not anticipated at this time.

.SPOTTER INFORMATION STATEMENT...

Emergency Managers and spotter groups should be ready for activation
through tonight.

In the hours before

Local storm report, May 4, 2:15 PM CDT, 1 hour 29 minutes before

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Local storm report, May 4, 2:31 PM CDT, 1 hour 13 minutes before

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Local storm report, May 4, 2:35 PM CDT, 1 hour 9 minutes before

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Local storm report, May 4, 2:45 PM CDT, 59 minutes before

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Special weather statement, May 4, 3:18 PM CDT, 26 minutes before

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Special weather statement, May 4, 3:38 PM CDT, 6 minutes 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
May 4, 1:31 PM CDT	Special Weather Statement	AMA	Randall	29 min
May 4, 1:45 PM CDT	Severe Thunderstorm Warning	AMA	Potter, Randall	60 min
May 4, 2:31 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Potter, Randall	48 min
May 4, 3:18 PM CDT	Special Weather Statement	AMA	Armstrong	27 min
May 4, 3:38 PM CDT	Special Weather Statement	AMA	Armstrong, Carson	37 min
May 4, 4:32 PM CDT	Special Weather Statement	AMA	Sherman	28 min
May 4, 4:44 PM CDT	Special Weather Statement	AMA	Carson	31 min
May 4, 5:08 PM CDT	Special Weather Statement	AMA	Carson	37 min
May 4, 5:32 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Donley, Gray	58 min
May 4, 6:34 PM CDT	Special Weather Statement	AMA	Wheeler	26 min
May 4, 6:39 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley	66 min

Nearby

Severe Thunderstorm Warnings in Texas, 2022 Every severe thunderstorm warning in 2022

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.