Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 33, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Aug 15, 2000, 5:48 PM CDT for Starr County, Zapata County, Texas. It was in force for 42 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
- Aug 15, 2000, 5:48 PM CDT (22:48 UTC)
- Expired
- Aug 15, 2000, 6:30 PM CDT
- In force
- 42 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
Counties Starr County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 181 km from the middle of the area, began a volume at 22:50 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, 10.8 hours before the alert went out and 183 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.
- Mixed-layer CAPE
- 85 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 779 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- -48 m²/s²
- 0-3 km storm-relative helicity
- -14 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KBRO 152250 SVRBRO TXC427-505-152330- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 548 PM CDT TUE AUG 15 2000 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN ZAPATA COUNTY IN DEEP SOUTH TEXAS SOUTHWESTERN STARR COUNTY IN DEEP SOUTH TEXAS * UNTIL 630 PM CDT * AT 543 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTHEAST OF ROMA...MOVING NORTHWEST AT 35 MPH. THIS SEVERE THUNDERSTORM WILL LIKELY PRODUCE DIME SIZE HAIL... AND WINDS IN EXCESS OF 60 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ROMA BY 555 PM CDT. FALCON DAM BY 615 PM CDT. $$ PHILO LAT...LON 2624 9894 2632 9885 2677 9928 2659 9932
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 Aug 15, 2:30 PM CDT, 3 hours 18 minutes earlier.
Area forecast discussion, Aug 15, 2:30 PM CDT, 3 hours 18 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 230 PM CDT TUE AUG 15 2000 THE BROWNSVILLE DOPPLER RADAR INDICATED SCATTERED SHOWERS AND THUNDERSTORMS CONTINUE MOVING NORTHWEST FROM THE GULF INTO DEEP SOUTH TEXAS THIS AFTERNOON. THE BRO SOUNDING THIS MORNING SHOWED A PWAT OF 2.10 AND A K INDEX OF 34. THIS STILL INDCTS THE AIRMASS IS MOIST AND UNSTABLE ENOUGH TO STILL PRODUCE SHOWERS OR THUNDERSTORMS TONIGHT. ALL MODELS SEEM TO BE IN AGREEMENT IN KEEPING POPS FAIRLY HIGH TONIGHT AS MOISTURE FROM THE REMAINS OF BERYL CONTINUES TO LINGER ON. BOTH THE AVN AND THE MRF DRIES THE AIRMASS CONSIDERABLY BY WEDNESDAY CAUSING POPS TO DECREASE. TEMPERATURES WILL WARM QUITE ABIT WITH AMPLE AMOUNT OF SUNSHINE ON WEDNESDAY TO NEAR NORMAL ONCE AGAIN. WINDS WILL BE LIGHT OUT OF THE SOUTHEAST WITH HIGH PRESSURE IN THE GULF. THE AIRMASS WILL CONTINUE TO BE DRY AND STABLE ON THURSDAY WITH HIGH PRESSURE BUILDING INTO THE AREA. LONG TERM PROGS...HIGH PRESSURE AT 500 MB OVER NORTH TEXAS AND THE NORTHERN GULF WILL CAUSE EASTERLY FLOW OF AIR OVER DEEP SOUTH TEXAS ON FRIDAY AND INCREASE MORE FOR THE WEEKEND. WILL INCREASE POPS ONCE AGAIN FOR LATE THIS WEEK AS POTENTIAL FOR MORE EASTERLY WAVES IS POSSIBLE. MARINE...DOPPLER RADAR INDICATED SCATTERED TO NUMEROUS SHOWERS OR THUNDERSTORMS WILL CONTINUE OVER THE GULF TONIGHT AND DECREASE RAPIDLY ON WEDNESDAY. BOY002 INDCTD A 16 KNOT WIND FROM THE SOUTHEAST AND 7 FOOT SEAS WHILE BOY020 REPORTED 12 KNOT WINDS FROM THE NORTHEAST AND 8 FOOT SEAS. DUE TO THE HIGH SEAS OVER THE GULF WATERS WILL KEEP A SMALL CRAFT ADVISORY FOR THAT AREA TONIGHT. THE SEAS IN THE BAY HAVE DECREASED AND WILL DROP THE SMALL CRAFT ADVISORY FOR THE BAY TONIGHT. 55 .WFO BRO INTERNET ADDRESS... WWW.SRH.NOAA.GOV/BRO .BRO...SCA IN EFFECT TONIGHT FOR GMZ150-155-170-175. .BRO 74/91/75/94/76 30/10/00/00H .MFE 74/93/75/96/76 30/10/00/00 .RGD 74/95/75/98/76 30/10/00/00 .SPI 76/86/78/88/78 30/10/00/00
In the hours before
Special weather statement, Aug 15, 1:54 PM CDT, 3 hours 54 minutes before
TXZ248>255-152100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 154 PM CDT TUE AUG 15 2000 ...BAND OF STRONG THUNDERSTORMS APPROACHING DEEP SOUTH TEXAS... AS AN AREA OF STRONG THUNDERSTORMS MOVES THROUGH DEEP SOUTH TEXAS... THERE IS A POSSIBILITY OF ISOLATED TORNADOES AND FUNNEL CLOUDS THIS AFTERNOON. AT 150 PM...STRONG THUNDERSTORMS...PRODUCING VERY HEAVY RAINFALL AND DANGEROUS LIGHTNING...WERE MOVING INTO CAMERON AND HIDALGO COUNTIES AND EXTENDED SOUTHEAST...ACROSS NORTHEASTERN MEXICO...INTO THE MEXICAN GULF WATERS. THESE STRONG THUNDERSTORMS WERE MOVING NORTHWEST AT 30 MPH. IF THREATENING WEATHER IS SIGHTED...SEEK SHELTER IMMEDIATELY. GO INTOz THE MOST INTERIOR PART OF YOUR HOME OR BUSINESS. RELAY ANY SEVERE WEATHER REPORTS TO THE NATIONAL WEATHER SERVICE OFFICE IN BROWNSVILLE. CAMPBELL/GUERRERO
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.