Alert archive / Texas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 342, NWS Amarillo, TX

August 6, 2019Lipscomb County, Ochiltree County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Aug 6, 2019, 6:43 PM CDT for Lipscomb County, Ochiltree County, Texas. It was in force for 32 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: Aug 6, 2019, 6:43 PM CDT (23:43 UTC)
Expired: Aug 6, 2019, 7:15 PM CDT
In force: 32 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

Counties Lipscomb County, TX, Ochiltree County, TX

The radar

The Amarillo radar (KAMA), 157 km from the middle of the area, began a volume at 23:46 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

Dodge City, (KDDC), launched 12:00Z, 11.7 hours before the alert went out and 175 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: 39 J/kg
Mixed-layer CIN: -247 J/kg
Mixed-layer LCL: 1948 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 66 m²/s²
0-3 km storm-relative helicity: 104 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 Aug 6, 2:46 PM CDT, 3 hours 57 minutes earlier.

Area forecast discussion, Aug 6, 2:46 PM CDT, 3 hours 57 minutes before

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Hazardous weather outlook, Aug 6, 2:27 PM CDT, 4 hours 16 minutes before

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In the hours before

Special weather statement, Aug 6, 5:05 PM CDT, 1 hour 38 minutes before

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Special weather statement, Aug 6, 5:33 PM CDT, 1 hour 10 minutes before

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Special weather statement, Aug 6, 5:55 PM CDT, 48 minutes before

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Special weather statement, Aug 6, 6:23 PM CDT, 20 minutes before

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Special weather statement, Aug 6, 6:25 PM CDT, 18 minutes before

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Special weather statement, Aug 6, 6:40 PM CDT, 3 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
Aug 5, 8:23 PM CDT	Special Weather Statement	AMA	Hansford	37 min
Aug 6, 5:33 PM CDT	Special Weather Statement	AMA	Hutchinson	27 min
Aug 6, 5:55 PM CDT	Special Weather Statement	AMA	Potter	20 min
Aug 6, 6:18 PM CDT	Areal Flood Advisory	AMA	Potter	3 hr
Aug 6, 6:25 PM CDT	Special Weather Statement	AMA	Lipscomb	20 min
Aug 6, 6:40 PM CDT	Special Weather Statement	AMA	Lipscomb	20 min
Aug 5, 8:16 PM CDT	Special Weather Statement	AMA	Beaver	29 min
Aug 6, 5:05 PM CDT	Special Weather Statement	AMA	Harper	10 min
Aug 6, 6:23 PM CDT	Special Weather Statement	AMA	Harper	22 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.