Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 41, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Jun 14, 2001, 6:09 PM CDT for Zapata County, Texas. It was in force for 36 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
- Jun 14, 2001, 6:09 PM CDT (23:09 UTC)
- Expired
- Jun 14, 2001, 6:45 PM CDT
- In force
- 36 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
County Zapata County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 14, 6:25 PM CDT | Thunderstorm Wind 50 E | San Ygnacio, TX | A 58 mph wind gust was estimated by a rancher at Ramireno Ranch near Zapata. |
| Jun 14, 6:50 PM CDT | Hail 0.75 | San Ygnacio, TX | Nickel size hail was reported by the Zapata County Emergency Manager while driving south on U.S. Highway 83 in northern Zapata County. |
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, 11.2 hours before the alert went out and 198 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
- 3030 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KBRO 142309 SVRBRO TXC505-142345- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 609 PM CDT THU JUN 14 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN ZAPATA COUNTY IN DEEP SOUTH TEXAS * UNTIL 645 PM CDT * AT 606 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES NORTH OF ZAPATA...MOVING NORTH AT 15 MPH. THIS SEVERE THUNDERSTORM WILL LIKELY PRODUCE DIME SIZE HAIL... AND WINDS IN EXCESS OF 60 MPH. * THE SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF... NORTHERN ZAPATA AND NORTHWESTERN ZAPATA COUNTIES. IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER AWAY FROM WINDOWS. REMEMBER...SEVERE THUNDERSTORMS PRODUCE LARGE DAMAGING HAIL...DAMAGING WINDS...FREQUENT CLOUD TO GROUND LIGHTNING...AND VERY HEAVY RAIN. SOME OF THE VERY HEAVY RAIN MAY BE FILLING THE ARROYO BLANCO. STAY AWAY FROM AREA CREEKS AND ARROYOS WHERE THEY FILL TO THE TOP OF THEIR BANKS $$ LAT...LON 2712 9933 2699 9919 2726 9897 2725 9943 CORDERO
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 Jun 14, 2:55 PM CDT, 3 hours 14 minutes earlier.
Area forecast discussion, Jun 14, 2:55 PM CDT, 3 hours 14 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 255 PM CDT THU JUN 14 2001 SHORT TERM...THE HEAT CONTINUES TODAY. EVEN THOUGH THE RELATIVE HUMIDITY LEVELS HAVE INCREASED IN THE LOWER LEVELS...NOT MUCH CLOUD COVER THIS AFTERNOON ACROSS DEEP SOUTH TEXAS AS A STRONG CAP IS KEEPING A LID ON ANY CLOUDS FROM DEVELOPING. MAY STILL REACH CONVECTIVE TEMPS THIS AFTERNOON WITH VERY MOIST AND VERY UNSTABLE ATMOSPHERE. ALSO...STRONG DIRECTIONAL SHEAR IN THE LOWER LEVELS FAVORABLE FOR TORNADOES. NO SVR WX RISK FOR THE VALLEY PER SPC DISCUSSION...BUT EXPLOSIVE CONVECTION ALONG DRYLINE OVER WEST TX MAY REACH THE VALLEY LATE TONIGHT ESPECIALLY WESTERN PORTIONS. WILL KEEP SLIGHT CHANCE OF POPS TONIGHT INTO THE MORNING AS AN OUTFLOW BOUNDARY MAY BE FOCUS FOR CONVERGENCE. 850MB JET TONIGHT OVER EASTERN PORTIONS WILL CONTINUE TO PROVIDE LOW LEVEL ROTATIONAL SHEAR...BUT STRONG UPPER JET DYNAMICS TOO FAR TO THE NORTH. ZONAL FLOW DEVELOPS QUICKLY AS UPPER TROUGH OVER THE CENTRAL PLAINS LIFTS NORTHEAST. UPPER RIDGE BUILDS OVER NORTHERN MEXICO AND TEXAS SATURDAY...WITH LOW LEVEL MOISTURE DRYING OUT. WILL LIKELY REACH NEAR RECORD HIGHS SATURDAY WITH LESS CLOUD COVER. LIGHTER SURFACE WINDS SATURDAY MAY ALLOW SEABREEZE TO DEVELOP WITH ISOLATED SHOWERS OR THUNDERSTORMS ALONG COASTAL SECTIONS. OTHERWISE...NO RELIEF FROM THE HEAT THIS WEEKEND. EXTENDED...ZONAL FLOW CONTINUES THIS WEEKEND INTO NEXT WEEK. UPPER RIDGE OVER THE SOUTHWEST U.S. BUILDS EASTWARD OVER THE SOUTHERN PLAINS MONDAY. 12Z AVN INDICATING 700MB LOW DEVELOPING OVER THE NORTHEAST GULF OF MEXICO MONDAY...WILL MONITOR TO SEE IF IT DEVELOPS. OTHERWISE...ONLY RELIEF FROM THE HEAT WILL BE SEABREEZE CONVECTION...MAINLY OVER EASTERN PORTIONS OF THE CWA. MARINE...8 FOOT WAVES OFFSHORE WARRANT CONTINUANCE OF SCA. WINDS SE 12 TO 16 WITH GUSTS TO NEAR 20 OFFSHORE. KPIL REPORTING NEAR 20 KNOTS SO SCA FOR THE BAYS TO CONTINUE AS WELL. PRESSURE GRADIENT ACROSS THE LOWER TEXAS COAST TO RELAX SOMEWHAT FRIDAY. WINDS AND SEAS SHOULD GRADUALLY DECREASE THROUGH THE WEEKEND. SE WINDS SHOULD PREVAIL THROUGH THE EXTENDED BUT THAT DEPENDS ON ANY DEVELOPMENT IN THE NORTHEAST GULF MONDAY WHICH COULD INFLUENCE THE OFFSHORE WATERS LATE TUESDAY. PRELIMINARY NUMBERS... BRO BU 081/097 080/098 079 12010 HRL BU 080/099 079/100 078 12010 MFE BU 081/101 080/102 079 12000 RGC BU 080/106 079/107 078 12000 SPI BU 082/090 081/090 080 12010 PUBLIC-SYNOPTIC...CASTILLO.61 AVIATION-MARINE...PHILO.58 MESO...MARTINEZ INTERNET ADDRESS...WWW.SRH.NOAA.GOV/BRO .BRO...SCA FOR GMZ 130-150-155-170-175 n
In the hours before
Special weather statement, Jun 14, 5:42 PM CDT, 27 minutes before
TXZ248-249-252-150005- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 542 PM CDT THU JUN 14 2001 ...STRONG THUNDERSTORMS WITH LOCALLY HEAVY RAIN HAVE DEVELOPED OVER ZAPATA COUNTY THIS EARLY EVENING... AT 5:40 PM...NATIONAL WEATHER SERVICE RADAR IN BROWNSVILLE SHOWED STRONG THUNDERSTORMS...SOME POSSIBLY WITH SMALL HAIL AND LOCALLY HEAVY RAIN OVER PORTIONS OF ZAPATA COUNTY. THE STRONGEST THUNDERSTORMS WERE LOCATED BETWEEN THE TOWNS OF ZAPATA AND ESCOBAR ALONG STATE HIGHWAY 16. THESE STORMS ARE MOVING TO THE NORTH AT 10 MPH. THESE THUNDERSTORMS ARE ANTICIPATED TO LINGER THROUGH THE REMNANT DAYLIGHT HOURS. ADDITIONAL THUNDERSTORM ACTIVITY MAY IGNITE OVER THE WESTERN PORTIONS OF JIM HOGG AND STARR COUNTIES AS THE EVENING PROGRESSES. THESE THUNDERSTORMS HAVE DEVELOPED DUE TO THE COMBINATION OF INTENSE DAYTIME HEATING...AN UPPER DISTURBANCE AND THE LATE ARRIVING SEABREEZE. STAY TUNED TON LOCAL MEDIA OUTLETS OR NOAA WEATHER RADIO FOR THE LATEST WEATHER INFORMATION. FOR THE LATEST WEATHER FORECASTS AND WARNINGS...CHECK OUR WEB SITE AT HTTP://WWW.SRH.NOAA.GOV/BRO CORDERO
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 5:53 PM CDT | Severe Thunderstorm Warning | BRO | Zapata | 37 min |
| Jun 14, 6:31 PM CDT | Flash Flood Warning | BRO | Zapata | 59 min |
| Jun 14, 6:48 PM CDT | Severe Thunderstorm Warning | BRO | Zapata | 42 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001
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.