Alert archive / Texas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 3, NWS Brownsville, TX

April 8, 1993Hidalgo County, Starr County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Apr 8, 1993, 2:58 AM CDT for Hidalgo County, Starr County, Texas. It was in force for 32 min.

The area

The counties it named.

The facts

Issued
Apr 8, 1993, 2:58 AM CDT (07:58 UTC)
Expired
Apr 8, 1993, 3:30 AM CDT
In force
32 min
Issued by
NWS Brownsville, TX
Area
Whole counties

Counties Hidalgo County, TX, Starr County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 8.0 hours before the alert went out and 178 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-pSkew-T log-p diagram, Corpus Christi, TX at 00:00Z on 1993-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 719 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 1993-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
719 J/kg
Mixed-layer CIN
-242 J/kg
Mixed-layer LCL
988 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.7

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 8, 1:45 AM CDT, 1 hour 13 minutes before
TXZ041-042-043-044-080750-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BROWNSVILLE TX
145 AM CDT THU APR 8 1993

AT 130 AM RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN LOCATED
15 MILES WEST OF HEBBRONSVILLE AND 10 MILES NORTHWEST OF ZAPATA.
MOVEMENT WAS EAST AT 25 MILES AN HOUR.

BRIEF VERY HEAVY RAIN..FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY
WINDS ARE LIKELY FROM THESE STORMS.

OTHERWISE...WIDELY SCATTERED THUNDERSTORMS CONTINUED OVER SOUTH TEXAS
NORTHWEST OF A LINE FROM ZAPATA TO KINGSVILLE.  THIS AREA EXTENDED
INTO NORTHEAST MEXICO FOR AT LEAST 100 MILES.  MOVEMENT WAS EAST AT
25 MILES AN HOUR.

THIS AREA OF THUNDERSTORMS IS BEING MONITORED BY THE SEVERE STORMS
FORECAST CENTER.  A SEVERE THUNDERSTORM WATCH MAY BE ISSUED FOR
DEEP SOUTH TEXAS LATER TONIGHT AND EARLY THIS MORNING.
Special weather statement, Apr 8, 1:47 AM CDT, 1 hour 11 minutes before
TXZ041-042-043-044-080750-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BROWNSVILLE TX
145 AM CDT THU APR 8 1993

AT 130 AM RADAR SHOWED THUNDERSTORMS WITH VERY HEAVY RAIN LOCATED
15 MILES WEST OF HEBBRONSVILLE AND 10 MILES NORTHWEST OF ZAPATA.
MOVEMENT WAS EAST AT 25 MILES AN HOUR.

BRIEF VERY HEAVY RAIN..FREQUENT DANGEROUS LIGHTNING AND STRONG GUSTY
WINDS ARE LIKELY FROM THESE STORMS.

OTHERWISE...WIDELY SCATTERED THUNDERSTORMS CONTINUED OVER SOUTH TEXAS
NORTHWEST OF A LINE FROM ZAPATA TO KINGSVILLE.  THIS AREA EXTENDED
INTO NORTHEAST MEXICO FOR AT LEAST 100 MILES.  MOVEMENT WAS EAST AT
25 MILES AN HOUR.

THIS AREA OF THUNDERSTORMS IS BEING MONITORED BY THE SEVERE STORMS
FORECAST CENTER.  A SEVERE THUNDERSTORM WATCH MAY BE ISSUED FOR
DEEP SOUTH TEXAS LATER TONIGHT AND EARLY THIS MORNING.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 2:09 AM CDTSevere Thunderstorm WarningBROZapata36 min

Nearby

Severe Thunderstorm Warnings in Texas, 1993Every 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.