Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 7, NWS Brownsville, TX

March 14, 2000Kenedy County, Willacy County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Mar 14, 2000, 4:25 PM CST for Kenedy County, Willacy County, Texas. It was in force for 60 min. 2 reports came from 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, with what was reported inside it.

The facts

Issued
Mar 14, 2000, 4:25 PM CST (22:25 UTC)
Expired
Mar 14, 2000, 5:25 PM CST
In force
60 min
Issued by
NWS Brownsville, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Kenedy County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 89 km from the middle of the area, began a volume at 22:43 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.

What was reported inside it

TimeReportWhereRemark
Mar 14, 4:30 PM CSTHail 0.75Raymondville, TX
Mar 14, 4:58 PM CSTTornado F0Norias, TXA classic supercell thunderstorm produced a brief tornado that knocked over trees in a 200 yard swath on the Santa Cecilia ranch. This tornado was observed by a citizen living on the ranch.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Brownsville Intl, TX (KBRO), launched 12:00Z, 10.4 hours before the alert went out and 92 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, Brownsville Intl, TX at 12:00Z on 2000-03-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1579 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brownsville Intl, TX at 12:00Z on 2000-03-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
1579 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
584 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
110 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.8

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KBRO 142228
SVRBRO
TXC261-489-142325-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
425 PM CST TUE MAR 14 2000

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN KENEDY COUNTY IN SOUTH CENTRAL TEXAS
  WESTERN WILLACY COUNTY IN SOUTH CENTRAL TEXAS
  THIS INCLUDES THE CITY OF RAYMONDVILLE

* UNTIL 525 PM CST

* AT 425 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A SEVERE THUNDERSTORM 15 MILES NORTHWEST OF RAYMONDVILLE...        
  NEARING THE WILLACY AND HIDALGO COUNTY LINE.  THE STORM IS MOVING  
  EAST SOUTHEAST AT 20 MPH.  

VERY LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE
IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A 
SUBSTANTIAL SHELTER.  SEVERE THUNDERSTORMS SOMETIMES PRODUCE 
TORNADOES WITH LITTLE OR NO WARNING.

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

LAT...LON 2678 9795 2647 9799 2633 9769 2681 9751

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 14, 1:05 PM CSTSevere Thunderstorm WarningBROBrooks45 min
Mar 14, 1:20 PM CSTSevere Thunderstorm WarningBROHidalgo25 min
Mar 14, 1:45 PM CSTSevere Thunderstorm WarningBROHidalgo, Kenedy, Willacy60 min
Mar 14, 2:43 PM CSTSevere Thunderstorm WarningBROKenedy, Willacy62 min
Mar 14, 2:48 PM CSTSevere Thunderstorm WarningBROBrooks42 min
Mar 14, 3:21 PM CSTSevere Thunderstorm WarningBROHidalgo59 min
Mar 14, 3:40 PM CSTTornado WarningBROHidalgo35 min
Mar 14, 4:54 PM CSTSevere Thunderstorm WarningBROHidalgo66 min
Mar 14, 5:38 PM CSTSevere Thunderstorm WarningBROCameron, Willacy67 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.