Alert archive / Texas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 5, NWS Brownsville, TX

April 15, 1994Jim Hogg County, Starr County, Zapata County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Apr 15, 1994, 11:29 PM CDT for Jim Hogg County, Starr County, Zapata County, Texas. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Apr 15, 1994, 11:29 PM CDT (04:29 UTC)
Expired
Apr 16, 1994, 12:30 AM CDT
In force
61 min
Issued by
NWS Brownsville, TX
Area
Whole counties

Counties Jim Hogg County, TX, Starr County, TX, Zapata County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 4.5 hours before the alert went out and 179 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 1994-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2863 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 1994-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
2863 J/kg
Mixed-layer CIN
-181 J/kg
Mixed-layer LCL
716 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 15, 9:54 PM CDT, 1 hour 35 minutes before
TXZ248>255-514-160400-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BROWNSVILLE TX
950 PM CDT FRI APR 15 1994

...STRONG THUNDERSTORMS WITH VERY HEAVY RAIN APPROACHING NORTH AND WEST
AREAS OF DEEP SOUTH TEXAS...

AT 930 PM BROWNSVILLE RADAR INDICATED SEVERAL STRONG THUNDERSTORMS
NORTHWEST OF A LINE FROM 50 MILES WEST OF ZAPATA TO ALICE TO CORPUS
CHRISTI. MOVEMENT WAS TO THE SOUTHEAST NEAR 15 MILES AN HOUR.

THESE THUNDERSTORMS HAVE BEEN PRODUCING SEVERE WEATHER ACROSS SOUTH CENTRAL
TEXAS AND PERSONS IN THE PATH OF THESE STORMS CAN EXPECT VERY HEAVY RAINS
CAUSING LOCAL FLOODING OF LOW LYING AREAS...STRONG GUSTY WINDS...DANGEROUS
LIGHTNING AND POSSIBLE HAIL. NORTHERN AREAS OF ZAPATA...JIM HOGG AND BROOKS
COUNTIES WILL BE EXPERIENCING THESE THUNDERSTORMS IN THE NEXT FEW MINUTES.

STAY TUNED TO NOAA WEATHER RADIO AND YOUR LOCAL RADIO AND TV STATIONS FOR
FURTHER STATEMENTS AND ANY POSSIBLE WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 15, 10:12 PM CDTSevere Thunderstorm WarningBROBrooks, Jim Hogg, Zapata63 min
Apr 16, 12:33 AM CDTSevere Thunderstorm WarningBROBrooks, Hidalgo57 min

Nearby

Severe Thunderstorm Warnings in Texas, 1994Every 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.