Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2018

Severe Thunderstorm Warning 192, NWS Amarillo, TX

June 23, 2018Texas County, Oklahoma

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 23, 2018, 4:24 AM CDT for Texas County, Oklahoma. 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: Jun 23, 2018, 4:24 AM CDT (09:24 UTC)
Expired: Jun 23, 2018, 5:00 AM CDT
In force: 36 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Texas County, OK

The radar

The Amarillo radar (KAMA), 170 km from the middle of the area, began a volume at 09:25 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 00:00Z, 9.4 hours before the alert went out and 170 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: 1014 J/kg
Mixed-layer CIN: -74 J/kg
Mixed-layer LCL: 2931 m above ground
0-6 km bulk shear: 59 kt
0-1 km storm-relative helicity: 144 m²/s²
0-3 km storm-relative helicity: 298 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.9

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 Jun 23, 12:57 AM CDT, 3 hours 27 minutes earlier.

Area forecast discussion, Jun 23, 12:57 AM CDT, 3 hours 27 minutes before

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Hazardous weather outlook, Jun 23, 3:55 AM CDT, 29 minutes before

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In the hours before

Special weather statement, Jun 22, 10:59 PM CDT, 5 hours 25 minutes before

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Local storm report, Jun 22, 11:10 PM CDT, 5 hours 14 minutes before

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Special weather statement, Jun 23, 12:04 AM CDT, 4 hours 20 minutes before

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Special weather statement, Jun 23, 1:13 AM CDT, 3 hours 11 minutes before

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Special weather statement, Jun 23, 2:20 AM CDT, 2 hours 4 minutes before

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Special weather statement, Jun 23, 4:11 AM CDT, 13 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
Jun 22, 7:14 PM CDT	Tornado Warning Tornado observed	AMA	Lipscomb, Ochiltree	30 min
Jun 22, 7:26 PM CDT	Severe Thunderstorm Warning	AMA	Ochiltree, Roberts	45 min
Jun 22, 7:41 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill, Lipscomb, Ochiltree, Roberts	41 min
Jun 22, 7:48 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray	57 min
Jun 22, 7:52 PM CDT	Special Weather Statement	AMA	Sherman	38 min
Jun 22, 7:56 PM CDT	Severe Thunderstorm Warning	AMA	Hansford, Hutchinson, Moore, Sherman	64 min
Jun 22, 8:14 PM CDT	Special Weather Statement	AMA	Hemphill	61 min
Jun 22, 8:31 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Hansford, Hutchinson, Ochiltree, Roberts	59 min
Jun 22, 8:41 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley, Gray, Wheeler	53 min
Jun 22, 8:54 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Hutchinson, Roberts	66 min
Jun 22, 9:01 PM CDT	Tornado Warning	AMA	Donley, Gray	26 min
Jun 22, 9:19 PM CDT	Tornado Warning	AMA	Carson, Gray, Hutchinson, Roberts	26 min
Jun 22, 9:33 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Donley, Gray, Hemphill, Roberts, Wheeler	42 min
Jun 22, 9:36 PM CDT	Special Weather Statement	AMA	Collingsworth	54 min
Jun 22, 9:54 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth, Donley, Gray, Hemphill, Wheeler	66 min
Jun 22, 10:16 PM CDT	Tornado Warning	AMA	Wheeler	29 min
Jun 22, 10:36 PM CDT	Special Weather Statement	AMA	Collingsworth	24 min
Jun 22, 10:59 PM CDT	Special Weather Statement	AMA	Wheeler	16 min
Jun 22, 7:07 PM CDT	Severe Thunderstorm Warning	AMA	Beaver	53 min
Jun 22, 8:43 PM CDT	Special Weather Statement	AMA	Texas	32 min
Jun 22, 10:22 PM CDT	Special Weather Statement	AMA	Beaver	23 min
Jun 22, 10:45 PM CDT	Special Weather Statement	AMA	Beaver	30 min
Jun 23, 12:04 AM CDT	Special Weather Statement	AMA	Beaver	56 min
Jun 23, 1:13 AM CDT	Special Weather Statement	AMA	Beaver	62 min
Jun 23, 2:01 AM CDT	Areal Flood Advisory	AMA	Beaver, Texas	3 hr
Jun 23, 2:20 AM CDT	Special Weather Statement	AMA	Beaver	25 min
Jun 23, 4:11 AM CDT	Special Weather Statement	AMA	Texas	34 min
Jun 23, 4:55 AM CDT	Special Weather Statement	AMA	Beaver	65 min
Jun 23, 5:18 AM CDT	Areal Flood Advisory	AMA	Beaver, Texas	4 hr
Jun 23, 6:15 AM CDT	Special Weather Statement	AMA	Beaver	45 min

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2018 Every severe thunderstorm warning in 2018

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.