Alert archive / Texas / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 21, NWS Corpus Christi, TX

April 26, 1999Bee County, Live Oak County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at Apr 26, 1999, 12:28 PM CDT for Bee County, Live Oak County, Texas. It was in force for 32 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
Apr 26, 1999, 12:28 PM CDT (17:28 UTC)
Expired
Apr 26, 1999, 1:00 PM CDT
In force
32 min
Issued by
NWS Corpus Christi, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Bee County, TX, Live Oak County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 5.5 hours before the alert went out and 69 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 12:00Z on 1999-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1709 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 12:00Z on 1999-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 square meters per square second.193958Sfc1 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
1709 J/kg
Mixed-layer CIN
-132 J/kg
Mixed-layer LCL
693 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
174 m²/s²
Significant tornado parameter
0.3
Supercell composite
4.9

Open this sounding in Storm Lab

The text

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

999 
WUUS1 KCRP 261727 RRA
SVRCRP
TXC025-297-261800-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1228 PM CDT MON APR 26 1999

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN BEE COUNTY IN TEXAS
  THIS INCLUDES THE CITIES OF...BEEVILLE...SKIDMORE
  SOUTHERN LIVE OAK COUNTY IN TEXAS
  THIS INCLUDES LAKE CORPUS CHRISTI

* UNTIL 100 PM CDT

* AT 1223 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM 16 MILES EAST OF
  BEEVILLE TO 7 MILES SOUTHWEST OF BEEVILLE TO 3 MILES WEST OF
  ANNAROSE...OR ALONG A LINE EXTENDING FROM 16 MILES EAST OF BEEVILLE
  TO 7 MILES SOUTHWEST OF BEEVILLE TO 21 MILES WEST OF LAKE CORPUS
  CHRISTI...MOVING EAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  OVER DINERO AT 1235 PM CDT
  OVER LAKE CORPUS CHRISTI AT 1255 PM CDT
  OVER LAGARTO...SKIDMORE AT 100 PM CDT

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS AS THEY
MAY BE WASHED OUT. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO
RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY
FROM WINDOWS UNTIL THE STORM HAS PASSED.

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST
OFFICE IN CORPUS CHRISTI.

LAT...LON 2836 9740 2844 9750 2845 9756 2844 9763
          2838 9791 2807 9834 2807 9798 2808 9790
          2811 9790 2817 9781 2813 9756 2827 9745

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 Apr 26, 10:00 AM CDT, 2 hours 28 minutes earlier.

Area forecast discussion, Apr 26, 10:00 AM CDT, 2 hours 28 minutes before
COASTAL BEND FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
1000 AM CDT MON APR 26 1999

STRONG/SEVERE WEATHER IN PROGRESS.  JUST ISSUED SVR FOR BEE
COUNTY...A CLUSTER OF TSTMS WITH DIME SIZE HAIL.  SQUALL LINE
LOCATED ATTM FROM COT TO SAT TO AUS.  SOME CLEARING BEHIND THE
SQUALL LINE...HOWEVER THE FRONT IS STILL WELL OUT TO THE WEST
SO RAIN CHANCES NOT DONE YET.

WILL TWEAK POPS FOR CRP...MOST LIKELY DROP POPS FOR LRD.
WILL LEAVE VCT AREA AS IS...INCLUDING MENTION OF POSSIBLE SEVERE
TSTMS.  WILL ALSO MAKE A FEW ADJUSTMENTS FOR WINDS.

MARINE FORECAST LOOKS GOOD ATTM.

PSS...82/GW...86

In the hours before

Local storm report, Apr 26, 9:46 AM CDT, 2 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
946 AM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

941 AM     SKIDMORE                  TX   0.75 INCH HAIL
04/26/99   BEE
Local storm report, Apr 26, 9:46 AM CDT, 2 hours 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
946 AM CDT MON APR 26 1999

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

941 AM     SKIDMORE                  TX   0.75 INCH HAIL
04/26/99   BEE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 5:02 AM CDTSevere Thunderstorm WarningCRPLa Salle43 min
Apr 26, 5:45 AM CDTSevere Thunderstorm WarningCRPLa Salle, McMullen60 min
Apr 26, 6:42 AM CDTSevere Thunderstorm WarningCRPLive Oak48 min
Apr 26, 9:34 AM CDTSevere Thunderstorm WarningCRPBee26 min
Apr 26, 10:32 AM CDTSevere Thunderstorm WarningCRPBee, Live Oak58 min
Apr 26, 11:28 AM CDTSevere Thunderstorm WarningCRPBee, Goliad, Refugio62 min
Apr 26, 11:28 AM CDTSevere Thunderstorm WarningCRPLive Oak62 min
Apr 26, 12:01 PM CDTFlash Flood WarningCRPBee, Goliad3 hr
Apr 26, 1:31 PM CDTSevere Thunderstorm WarningCRPJim Wells, Nueces44 min

Nearby

Severe Thunderstorm Warnings in Texas, 1999Every severe thunderstorm warning in 1999

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.