Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 1, NWS Corpus Christi, TX

March 27, 2001Goliad County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Mar 27, 2001, 10:29 PM CST for Goliad County, Texas. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Mar 27, 2001, 10:29 PM CST (04:29 UTC)
Expired
Mar 27, 2001, 11:15 PM CST
In force
46 min
Issued by
NWS Corpus Christi, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Goliad County, TX

The radar

The Corpus Christi radar (KCRP), 94 km from the middle of the area, began a volume at 04:31 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 nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 4.5 hours before the alert went out and 99 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 2001-03-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 579 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 2001-03-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 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
579 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
595 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
277 m²/s²
Significant tornado parameter
0.8
Supercell composite
6.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS54 KCRP 280431
SVRCRP
TXC175-280515-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1029 PM CST TUE MAR 27 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN GOLIAD COUNTY IN TEXAS

* UNTIL 1115 PM CST

* AT 1025 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES EAST OF BERCLAIR...OR ABOUT 19 MILES
  NORTH OF WOODSBORO...MOVING NORTHEAST AT 20 MPH.

THIS SEVERE THUNDERSTORM IS CAPABLE OF PRODUCING...
  HAIL UP TO THE SIZE OF DIMES...

THIS STORM WILL PAS NEAR OR JUST EAST OF THE CITY OF GOLIAD AROUND 
1050 PM.

LAT...LON 2851 9756 2838 9741 2874 9693 2894 9715

$$

GW

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 Mar 27, 9:33 PM CST, 56 minutes earlier.

Area forecast discussion, Mar 27, 9:33 PM CST, 56 minutes before
COASTAL BEND FORECAST DISCUSSION...UPDATED
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
933 PM CST TUE MAR 27 2001

FRONT CONTINUES TO SLOWLY SEEP SOUTHWARD HAVING PASSED CRP AREA IN
THE LAST HOUR OR TWO.  NEW GUIDANCE WILL NOT BE MUCH HELP WITH
SURFACE FEATURES TONIGHT.  DO NOT EXPECT FRONTAL BOUNDARY TO MOVE
NORTH TONIGHT...AND HAVE LEFT THE 2ND PERIOD ALONE FOR NOW.

PROBABLE LULL IN ACTION HERE UNTIL NEX SHORTWAVE AND UPPER JET MOVE
ACROSS TOWARD MORNING.  WILL KEEP POPS AS-IS SINCE EXPECT SOME PRECIP
BY THE END OF THE FIRST PERIOD.

SLIGHT ADJUSTMENTS TO MARINE FORECAST.  ALTHOUGH TCOON DATA NOT
SHOWING MUCH WITH RESPECT TO WIND...EXPECT WINDS TO PICK UP SOME AS
BOUNDARY MOVES SOUTH AND IS REPLACED BY STRONGER GRADIENT.

.CRP...SCA GMZ250-255-270-275.

86/GW...91/BSB

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 28, 10:07 AM CSTSevere Thunderstorm WarningCRPLive Oak, McMullen53 min
Mar 28, 11:02 AM CSTSevere Thunderstorm WarningCRPBee, Goliad58 min
Mar 28, 11:02 AM CSTSevere Thunderstorm WarningCRPLive Oak58 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001

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.