Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 1, NWS Brownsville, TX

March 14, 2000Brooks County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Mar 14, 2000, 1:05 PM CST for Brooks County, Texas. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Mar 14, 2000, 1:05 PM CST (19:05 UTC)
Expired
Mar 14, 2000, 1:50 PM CST
In force
45 min
Issued by
NWS Brownsville, TX
Area
Whole counties

County Brooks County, TX

The radar

The Corpus Christi radar (KCRP), 109 km from the middle of the area, began a volume at 19:07 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, 1:26 PM CSTHail 0.75Falfurrias, TX

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

Corpus Christi, TX (KCRP), launched 12:00Z, 7.1 hours before the alert went out and 116 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 2000-03-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 514 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 2000-03-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 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
514 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
677 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
200 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KBRO 141907
SVRBRO
TXC047-141950-

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

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN BROOKS COUNTY IN SOUTH CENTRAL TEXAS
  THIS INCLUDES THE CITY OF FALFURRIAS

* UNTIL 150 PM CST

* AT 1256 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 7 MILES WEST OF FALFURRIAS...MOVING EAST AT 
  15 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FALFURRIAS AT AROUND 115 PM CST

THIS STORM WILL LIKELY PRODUCE LARGE HAIL...VERY HEAVY RAIN...AND
STRONG WINDS.  SEVERE THUNDERSTORMS CAN AND OFTEN 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.

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 Brownsville, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 14, 9:05 AM CST, 4 hours earlier.

Area forecast discussion, Mar 14, 9:05 AM CST, 4 hours before
DEEP SOUTH TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BROWNSVILLE TX
905 AM CST TUE MAR 14 2000

KBRO HAVING PROBLEMS THIS AM AND DOWN FOR 30 MINUTES...FM APPROX 8
TO 830 AM. BRO XMTR INOP THIS AM...WITH PHARR UP. SNUFFLES NOT
GENERATING SVR WX PRODUCTS TO CRS....WITH SMW BEING RECORDED BY MET
AND PLACED IN ROTATION.

SVR TSTM MVD THRU PORT MANSFIELD WITH 34 KT GUSTS AND DIME SIZE
HAIL. THIS SVR TSTM IS MVG ACROSS THE GULF WATERS OF WILLACY AND
KENEDY COUNTIES ATTM WITH SMW IN PLACE.

CURRENT STLT PICS SHOW LITTLE DEVELOPMENT TO THE SW OF BRO AND XPCT
A RESPITE IN TSTM DEVELOPMENT FOR THE NEXT FEW HOURS. SUM TSTM MVMT
NEAR LRD HAS SHOWN A SE COMPONENT AND BACK-BUILDING TSTMS FM THE
AREA OF ACTIVITY NORTH AND NORTHWEST OF DEEP S TX MAY BRING ANOTHER
ROUND OF TSTMS TO THE VLY LATER. 3K J/KG CAPES THIS AM WITH -8.4 LI
AND PWATS OF 1.55 INCH. LITTLE CAPPING IN PLACE AND CONTINUED TSTM
DEVELOPMENT XPCTD DURING THE PM. FCST MAX TEMP OF 80 GENERATED BY
AWIPS KBRO SKEW-T WOULD CREATE MORE AGGRESSIVE TSTM DEVELOPMENT THIS
AFTERNOON. SR HELICITY NOT IMPRESSIVE...AT 127 M2/S2. WOULD NEED 150
OR ABOVE FOR TOR CONCERN. SERIES OF S/W WILL ROTATE THRU THE
VLY...WHICH SITS IN THE WARM SECTOR WITH WARM FRONT JUST NORTH.

WILL BUMP POPS TO 50% AND ADD "LOCALLY RAFL POSSIBLE"...AS MINUS
BUMP WINDS TO 15 TO 20 AND GUSTY FM SE. SYN...PHILO
58/MESO...GUERRERO 52/HMT...WATKINS

.BRO...SMdW FOR GULF WATERS OF KENEDY COUNTY THRU 915 AM.

In the hours before

Special weather statement, Mar 14, 12:57 PM CST, 8 minutes before
GMZ130-150-155-170-175-TXZ248>257-142050-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1257 PM CST TUE MAR 14 2000

...STRONG THUNDERSTORMS ARE DEVELOPING OVER NORTHERN AREAS OF DEEP
SOUTH TEXAS...

A SEVERE THUNDERSTORM LOCATED 10 MILES NORTH OF FALFURRIAS
IS BUILDING SOUTHWEST INTO NORTHWESTERN BROOKS COUNTY. SCATTERED
SHOWERS AND THUNDERSTORMS CONTINUE TO FORM OVER HIDALGO...BROOKS AND
JIM HOGG COUNTIES. THE ATMOSPHERE OVER DEEP SOUTH TEXAS REMAINS VERY
UNSTABLE AND THE POTENTIAL EXISTS FOR SEVERE THUNDERSTORM
DEVELOPMENT WITH LARGE HAIL AND DANGEROUS LIGHTNING.

RESIDENTS OF DEEP SOUTH TEXAS SHOULD REMAIN ALERT TO RAPIDLY
CHANGING WEATHER CONDITIONS. SPRING BREAKERS ON SOUTH PADRE ISLAND
SHOULD ALSO CONTINUE TO USE COMMON SENSE WHEN PLANNING OUTDOOR
ACTIVITY THIS AFTERNOON. IF THUNDERSTORMS DEVELOP NEAR YOU...REMAIN
IN A SAFE PLACE UNTIL THE DANGER PASSES.

PHILO

The office that day

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

IssuedProductOfficeCountiesLasted
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, 4:25 PM CSTSevere Thunderstorm WarningBROKenedy, Willacy60 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.