Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 4, NWS Brownsville, TX

March 14, 2000Kenedy County, Willacy County, Texas

NWS Brownsville, TX issued this severe thunderstorm warning at Mar 14, 2000, 2:43 PM CST for Kenedy County, Willacy County, Texas. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Mar 14, 2000, 2:43 PM CST (20:43 UTC)
Expired: Mar 14, 2000, 3:45 PM CST
In force: 62 min
Issued by: NWS Brownsville, TX
Area: Whole counties

Counties Kenedy County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 90 km from the middle of the area, began a volume at 20:47 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

Brownsville Intl, TX (KBRO), launched 12:00Z, 8.7 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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 142047
SVRBRO
TXC261-489-142145-

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

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN KENEDY COUNTY IN SOUTH CENTRAL TEXAS
  NORTHEASTERN WILLACY COUNTY IN SOUTH CENTRAL TEXAS

* UNTIL 345 PM CST

* AT 242 PM CST...THE BROWNSVILLE DOPPLER RADAR INDICATED A SEVERE 
THUNDERSTORM OVER NORTH CENTRAL WILLACY COUNTY...OR ABOUT 8 MILES 
NORTHEAST OF RAYMONDVILLE...MOVING NORTHEAST AT 15 MPH.

THE WILLACY COUNTY SHERIFF DEPARTMENT REPORTED DIME SIZED HAIL IN 
RAYMONDVILLE ABOUT 240 PM CST.

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.

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

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 14, 1:05 PM CST	Severe Thunderstorm Warning	BRO	Brooks	45 min
Mar 14, 1:20 PM CST	Severe Thunderstorm Warning	BRO	Hidalgo	25 min
Mar 14, 1:45 PM CST	Severe Thunderstorm Warning	BRO	Hidalgo, Kenedy, Willacy	60 min
Mar 14, 2:48 PM CST	Severe Thunderstorm Warning	BRO	Brooks	42 min
Mar 14, 3:21 PM CST	Severe Thunderstorm Warning	BRO	Hidalgo	59 min
Mar 14, 3:40 PM CST	Tornado Warning	BRO	Hidalgo	35 min
Mar 14, 4:25 PM CST	Severe Thunderstorm Warning	BRO	Kenedy, Willacy	60 min
Mar 14, 4:54 PM CST	Severe Thunderstorm Warning	BRO	Hidalgo	66 min
Mar 14, 5:38 PM CST	Severe Thunderstorm Warning	BRO	Cameron, Willacy	67 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.