Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 18, NWS Austin/San Antonio, TX

April 5, 1994Hays County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 5, 1994, 4:21 PM CDT for Hays County, Texas. It was in force for 54 min.

The area

The counties it named.

The facts

Issued: Apr 5, 1994, 4:21 PM CDT (21:21 UTC)
Expired: Apr 5, 1994, 5:15 PM CDT
In force: 54 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Hays County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 9.4 hours before the alert went out and 267 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: 744 J/kg
Mixed-layer CIN: -151 J/kg
Mixed-layer LCL: 522 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 142 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.9

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, Apr 5, 10:48 AM CDT, 5 hours 33 minutes before

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Special weather statement, Apr 5, 11:56 AM CDT, 4 hours 25 minutes before

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Special weather statement, Apr 5, 12:41 PM CDT, 3 hours 40 minutes before

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Special weather statement, Apr 5, 1:57 PM CDT, 2 hours 24 minutes before

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Special weather statement, Apr 5, 2:41 PM CDT, 1 hour 40 minutes before

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Special weather statement, Apr 5, 3:25 PM CDT, 56 minutes 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
Apr 5, 4:07 PM CDT	Severe Thunderstorm Warning	EWX	Travis	53 min
Apr 5, 5:22 PM CDT	Severe Thunderstorm Warning	EWX	Comal	68 min
Apr 5, 5:30 PM CDT	Severe Thunderstorm Warning	EWX	Bandera	60 min
Apr 5, 5:38 PM CDT	Severe Thunderstorm Warning	EWX	Bexar, Kendall	67 min
Apr 5, 5:41 PM CDT	Severe Thunderstorm Warning	EWX	Hays	49 min
Apr 5, 6:05 PM CDT	Tornado Warning	EWX	Caldwell	40 min
Apr 5, 6:11 PM CDT	Severe Thunderstorm Warning	EWX	Bexar	29 min
Apr 5, 6:59 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop	46 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994 Every severe thunderstorm warning in 1994

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.