Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 116, NWS Amarillo, TX

May 6, 2007Wheeler County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at May 6, 2007, 6:15 AM CDT for Wheeler 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: May 6, 2007, 6:15 AM CDT (11:15 UTC)
Expired: May 6, 2007, 7:15 AM CDT
In force: 60 min
Issued by: NWS Amarillo, TX
Area: Counties, with a storm outline in the text

County Wheeler County, TX

The radar

The Amarillo radar (KAMA), 132 km from the middle of the area, began a volume at 11:14 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, 11.3 hours before the alert went out and 131 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 3236 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 157 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 May 6, 5:41 AM CDT, 34 minutes earlier.

Area forecast discussion, May 6, 5:41 AM CDT, 34 minutes before

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Hazardous weather outlook, May 6, 6:00 AM CDT, 15 minutes before

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In the hours before

Local storm report, May 6, 1:52 AM CDT, 4 hours 23 minutes before

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Special weather statement, May 6, 2:10 AM CDT, 4 hours 5 minutes before

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Special weather statement, May 6, 2:12 AM CDT, 4 hours 3 minutes before

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Special weather statement, May 6, 2:12 AM CDT, 4 hours 3 minutes before

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Special weather statement, May 6, 3:51 AM CDT, 2 hours 24 minutes before

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Special weather statement, May 6, 5:07 AM CDT, 1 hour 8 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 5, 7:06 PM CDT	Severe Thunderstorm Warning	AMA	Wheeler	54 min
May 5, 7:25 PM CDT	Tornado Warning	AMA	Collingsworth, Wheeler	35 min
May 5, 11:22 PM CDT	Severe Thunderstorm Warning	AMA	Ochiltree	53 min
May 5, 11:45 PM CDT	Tornado Warning	AMA	Gray	31 min
May 6, 12:02 AM CDT	Severe Thunderstorm Warning	AMA	Donley	58 min
May 6, 12:10 AM CDT	Severe Thunderstorm Warning	AMA	Armstrong	65 min
May 6, 12:33 AM CDT	Severe Thunderstorm Warning	AMA	Gray	57 min
May 6, 12:51 AM CDT	Severe Thunderstorm Warning	AMA	Hemphill	54 min
May 6, 1:11 AM CDT	Severe Thunderstorm Warning	AMA	Armstrong	64 min
May 6, 1:28 AM CDT	Severe Thunderstorm Warning	AMA	Gray	62 min
May 6, 2:18 AM CDT	Severe Thunderstorm Warning	AMA	Wheeler	57 min
May 6, 5:33 AM CDT	Severe Thunderstorm Warning	AMA	Collingsworth	57 min
May 6, 5:31 PM CDT	Severe Thunderstorm Warning	AMA	Hemphill	59 min
May 6, 6:13 PM CDT	Severe Thunderstorm Warning	AMA	Collingsworth	62 min
May 5, 11:11 PM CDT	Severe Thunderstorm Warning	AMA	Beaver	64 min

Nearby

Severe Thunderstorm Warnings in Texas, 2007 Every severe thunderstorm warning in 2007

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.