Alert archive / Texas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 108, NWS Austin/San Antonio, TX

October 12, 1993Victoria County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Oct 12, 1993, 6:53 PM CDT for Victoria County, Texas. It was in force for 67 min.

The area

The counties it named.

The facts

Issued: Oct 12, 1993, 6:53 PM CDT (23:53 UTC)
Expired: Oct 12, 1993, 8:00 PM CDT
In force: 67 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Victoria County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 11.9 hours before the alert went out and 381 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: 957 J/kg
Mixed-layer CIN: -218 J/kg
Mixed-layer LCL: 950 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 148 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

In the hours before

Special weather statement, Oct 12, 5:38 PM CDT, 1 hour 15 minutes before

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Special weather statement, Oct 12, 5:40 PM CDT, 1 hour 13 minutes before

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Special weather statement, Oct 12, 5:45 PM CDT, 1 hour 8 minutes before

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Special weather statement, Oct 12, 5:49 PM CDT, 1 hour 4 minutes before

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Special weather statement, Oct 12, 6:50 PM CDT, 3 minutes before

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Special weather statement, Oct 12, 6:52 PM CDT, 1 minute before

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The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 12, 2:09 PM CDT	Severe Thunderstorm Warning	EWX	Jackson	51 min
Oct 12, 3:48 PM CDT	Severe Thunderstorm Warning	EWX	Jackson	42 min
Oct 12, 4:29 PM CDT	Severe Thunderstorm Warning	EWX	Jackson	46 min
Oct 12, 6:22 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt	53 min

Nearby

Severe Thunderstorm Warnings in Texas, 1993 Every severe thunderstorm warning in 1993

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.