Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 13, NWS Brownsville, TX

May 1, 2000Brooks County, Hidalgo County, Starr County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at May 1, 2000, 8:47 PM CDT for Brooks County, Hidalgo County, Starr County, Texas. It was in force for 43 min. 2 reports 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
May 1, 2000, 8:47 PM CDT (01:47 UTC)
Expired
May 1, 2000, 9:30 PM CDT
In force
43 min
Issued by
NWS Brownsville, TX
Area
Whole counties

Counties Brooks County, TX, Hidalgo County, TX, Starr County, TX

The radar

The Brownsville radar (KBRO), 127 km from the middle of the area, began a volume at 01:49 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
May 1, 8:59 PM CDTHail 1La Gloria, TXThe United States Post Office in La Gloria received several reports of nickel size hail from people living in Starr and Jim Hogg counties.
May 1, 9:24 PM CDTHail 0.75Rachal, 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

Brownsville Intl, TX (KBRO), launched 00:00Z, 1.8 hours before the alert went out and 129 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 00:00Z on 2000-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3237 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 00:00Z on 2000-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
3237 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
723 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
74 m²/s²
Significant tornado parameter
0.6
Supercell composite
3.5

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.

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 7:50 PM CDTSevere Thunderstorm WarningBROHidalgo, Starr40 min
May 1, 8:47 PM CDTSevere Thunderstorm WarningBROJim Hogg43 min
May 1, 9:17 PM CDTTornado WarningBROBrooks, Jim Hogg, Starr28 min
May 2, 1:08 AM CDTTornado WarningBROBrooks37 min
May 2, 1:48 AM CDTSevere Thunderstorm WarningBROBrooks, Kenedy57 min
May 2, 2:37 AM CDTFlash Flood WarningBROBrooks, Kenedy4 hr
May 2, 2:58 AM CDTSevere Thunderstorm WarningBROBrooks, Kenedy62 min
May 2, 4:02 AM CDTSevere Thunderstorm WarningBROBrooks, Kenedy58 min
May 2, 5:00 AM CDTSevere Thunderstorm WarningBROKenedy60 min
May 2, 6:45 AM CDTSevere Thunderstorm WarningBROJim Hogg60 min
May 2, 11:01 AM CDTSevere Thunderstorm WarningBROBrooks29 min
May 2, 11:11 AM CDTTornado WarningBROBrooks34 min
May 2, 11:27 AM CDTSevere Thunderstorm WarningBROJim Hogg63 min
May 2, 11:32 AM CDTSevere Thunderstorm WarningBROKenedy58 min
May 2, 11:44 AM CDTSevere Thunderstorm WarningBROBrooks46 min
May 2, 12:31 PM CDTSevere Thunderstorm WarningBROKenedy59 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.