Alert archive / Texas / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 80, NWS Amarillo, TX

June 7, 20134 counties in Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 7, 2013, 7:54 PM CDT for 4 counties in Texas. It was in force for 66 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 7, 2013, 7:54 PM CDT (00:54 UTC)
Expired: Jun 7, 2013, 9:00 PM CDT
In force: 66 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon

Counties Carson County, TX, Gray County, TX, Hutchinson County, TX, Roberts County, TX

The radar

The Amarillo radar (KAMA), 71 km from the middle of the area, began a volume at 00:54 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
Jun 7, 3:09 PM CDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.9 hours before the alert went out and 71 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: 181 J/kg
Mixed-layer CIN: -85 J/kg
Mixed-layer LCL: 2246 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: -5 m²/s²
0-3 km storm-relative helicity: 123 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 Jun 7, 6:03 PM CDT, 1 hour 51 minutes earlier.

Area forecast discussion, Jun 7, 6:03 PM CDT, 1 hour 51 minutes before

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Hazardous weather outlook, Jun 7, 3:16 PM CDT, 4 hours 38 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AMARILLO TX
316 PM CDT FRI JUN 7 2013

OKZ001>003-TXZ001>020-081100-
CIMARRON-TEXAS-BEAVER-DALLAM-SHERMAN-HANSFORD-OCHILTREE-LIPSCOMB-
HARTLEY-MOORE-HUTCHINSON-ROBERTS-HEMPHILL-OLDHAM-POTTER-CARSON-
GRAY-WHEELER-DEAF SMITH-RANDALL-ARMSTRONG-DONLEY-COLLINGSWORTH-
316 PM CDT FRI JUN 7 2013

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE WESTERN AND
CENTRAL SECTIONS OF THE TEXAS AND OKLAHOMA PANHANDLES UNTIL 11 PM
CDT THIS EVENING...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE TEXAS AND OKLAHOMA
PANHANDLES.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THUNDERSTORMS ARE EXPECTED ACROSS THE TEXAS AND OKLAHOMA PANHANDLES
THROUGH TONIGHT. SOME OF THE STORMS COULD BE SEVERE WITH LARGE HAIL
UP TO HALF DOLLAR SIZE AND DAMAGING WINDS WINDS UP TO 65 MPH. THE
PRIMARY SEVERE WEATHER RISK WILL BE FOR LOCATIONS WEST OF A GUYMON TO
CLAUDE LINE THROUGH 11 PM.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

THUNDERSTORMS ARE AGAIN POSSIBLE ACROSS THE PANHANDLES LATE SATURDAY
AFTERNOON THROUGH SATURDAY NIGHT. SOME OF THE STORMS COULD BE SEVERE
WITH LARGE HAIL AND STRONG WINDS THE PRIMARY HAZARDS.

.SPOTTER INFORMATION STATEMENT...

ACTIVATION OF EMERGENCY MANAGEMENT OFFICIALS AND SPOTTER GROUPS WILL
LIKELY BE REQUIRED THROUGH LATE THIS EVENING AND AGAIN SATURDAY
AFTERNOON AND EVENING.

SCHNEIDER

In the hours before

Special weather statement, Jun 7, 6:37 PM CDT, 1 hour 17 minutes before

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Special weather statement, Jun 7, 6:47 PM CDT, 1 hour 7 minutes before

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Local storm report, Jun 7, 7:25 PM CDT, 29 minutes before

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Local storm report, Jun 7, 7:36 PM CDT, 18 minutes before

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Special weather statement, Jun 7, 7:42 PM CDT, 12 minutes before

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Local storm report, Jun 7, 7:52 PM CDT, 2 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 7, 7:22 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Gray, Hutchinson, Roberts	38 min
Jun 7, 7:41 PM CDT	Areal Flood Advisory	AMA	Hansford, Hutchinson, Moore, Sherman	3 hr
Jun 7, 7:42 PM CDT	Special Weather Statement	AMA	Dallam	63 min
Jun 7, 7:47 PM CDT	Areal Flood Advisory	AMA	Ochiltree, Roberts	3 hr
Jun 7, 8:03 PM CDT	Special Weather Statement	AMA	Hutchinson	57 min
Jun 7, 8:31 PM CDT	Special Weather Statement	AMA	Moore	59 min
Jun 7, 8:51 PM CDT	Severe Thunderstorm Warning	AMA	Carson, Hutchinson, Roberts	54 min
Jun 7, 8:56 PM CDT	Severe Thunderstorm Warning	AMA	Hartley, Moore, Oldham, Potter, Sherman	64 min
Jun 7, 9:42 PM CDT	Severe Thunderstorm Warning	AMA	Armstrong, Carson, Deaf Smith, Oldham, Potter, Randall	63 min
Jun 7, 10:01 PM CDT	Special Weather Statement	AMA	Hutchinson	29 min
Jun 7, 10:30 PM CDT	Special Weather Statement	AMA	Hutchinson	30 min
Jun 7, 10:31 PM CDT	Areal Flood Advisory	AMA	Hansford, Hutchinson, Ochiltree, Roberts	3 hr
Jun 7, 10:40 PM CDT	Areal Flood Advisory	AMA	Armstrong, Carson, Potter, Randall	110 min
Jun 7, 10:45 PM CDT	Special Weather Statement	AMA	Carson, Potter, Randall	30 min
Jun 7, 11:14 PM CDT	Special Weather Statement	AMA	Armstrong, Carson	31 min
Jun 8, 3:09 PM CDT	Special Weather Statement	AMA	Sherman	66 min
Jun 8, 4:13 PM CDT	Special Weather Statement	AMA	Dallam	62 min
Jun 8, 5:38 PM CDT	Special Weather Statement	AMA	Oldham	52 min
Jun 8, 6:09 PM CDT	Special Weather Statement	AMA	Sherman	51 min
Jun 8, 6:34 PM CDT	Special Weather Statement	AMA	Deaf Smith	41 min
Jun 8, 5:48 PM CDT	Special Weather Statement	AMA	Beaver	57 min
Jun 8, 6:13 PM CDT	Severe Thunderstorm Warning	AMA	Beaver	62 min

Nearby

Severe Thunderstorm Warnings in Texas, 2013 Every severe thunderstorm warning in 2013

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.