Alert archive / Texas / Severe Thunderstorm Warnings in 2007

Severe Thunderstorm Warning 34, NWS Corpus Christi, TX

April 25, 2007Victoria County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Apr 25, 2007, 8:03 AM CDT for Victoria County, Texas. It was in force for 45 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: Apr 25, 2007, 8:03 AM CDT (13:03 UTC)
Expired: Apr 25, 2007, 8:48 AM CDT
In force: 45 min
Issued by: NWS Corpus Christi, TX
Area: Counties, with a storm outline in the text

County Victoria County, TX

The radar

The Corpus Christi radar (KCRP), 124 km from the middle of the area, began a volume at 13:04 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
Apr 25, 1:40 AM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 1.1 hours before the alert went out and 124 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: 2201 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 589 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 94 m²/s²
0-3 km storm-relative helicity: 217 m²/s²
Significant tornado parameter: 2.6
Supercell composite: 9.4

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 Corpus Christi, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 25, 3:53 AM CDT, 4 hours 10 minutes earlier.

Area forecast discussion, Apr 25, 3:53 AM CDT, 4 hours 10 minutes before

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Hazardous weather outlook, Apr 25, 4:20 AM CDT, 3 hours 43 minutes before

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The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 24, 8:18 PM CDT	Wind Advisory	CRP	Aransas, Bee, Calhoun, Goliad, Kleberg, Nueces and 3 more	3 hr
Apr 24, 8:44 PM CDT	Severe Thunderstorm Warning	CRP	La Salle	50 min
Apr 24, 9:48 PM CDT	Marine Weather Statement	CRP		4 hr
Apr 25, 12:33 AM CDT	Severe Thunderstorm Warning	CRP	La Salle	44 min
Apr 25, 6:28 AM CDT	Severe Thunderstorm Warning	CRP	Bee	47 min
Apr 25, 7:17 AM CDT	Severe Thunderstorm Warning	CRP	Bee	43 min
Apr 25, 7:29 AM CDT	Severe Thunderstorm Warning	CRP	Goliad	61 min
Apr 25, 8:19 AM CDT	Severe Thunderstorm Warning	CRP	Refugio	56 min
Apr 25, 9:06 AM CDT	Severe Thunderstorm Warning	CRP	Calhoun	39 min
Apr 25, 9:37 AM CDT	Special Marine Warning	CRP		53 min
Apr 25, 10:33 AM CDT	Special Marine Warning	CRP		57 min
Apr 25, 11:32 AM CDT	Special Marine Warning	CRP		88 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.