Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 62, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Aug 2, 2001, 7:19 PM CDT for Zapata County, Texas. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Aug 2, 2001, 7:19 PM CDT (00:19 UTC)
- Expired
- Aug 2, 2001, 8:00 PM CDT
- In force
- 41 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Zapata County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 0.3 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
- 1548 J/kg
- Mixed-layer CIN
- -25 J/kg
- Mixed-layer LCL
- 1216 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 12 m²/s²
- 0-3 km storm-relative helicity
- 21 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KBRO 030020 SVRBRO TXC505-030100- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 719 PM CDT THU AUG 2 2001 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ZAPATA COUNTY IN TEXAS * UNTIL 800 PM CDT * AT 715 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER CENTRAL ZAPATA COUNTY...OR ABOUT 15 MILES NORTHEAST OF ZAPATA...MOVING SOUTHWEST AT 25 MPH. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE ALL POSSIBLE DURING SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN BROWNSVILLE. LAT...LON 2714 9939 2682 9922 2712 9901 2725 9905
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 2, 9:25 AM CDT, 9 hours 54 minutes earlier.
Area forecast discussion, Aug 2, 9:25 AM CDT, 9 hours 54 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 925 AM CDT THU AUG 2 2001 THIS AFTERNOON DISCUSSION WATER VAPOR LOOP SHOWS THE WELL DEFINED UPPER LEVEL CIRCULATION APPROACHING THE LOWER TEXAS COAST AND NEARBY MEXICO. IN ADDITION...THE MORNING SOUNDING INDICATED PRECIPITABLE WATER VALUE AT 2.05 INCHES...K INDEX OF 36...AND RELATIVELY LIGHT WINDS IN THE LOWER LEVELS. THIS SHOULD SET THE STAGE FOR CONVECTIVE DEVELOPMENT AND LOCALLY HEAVY RAIN THIS AFTERNOON AS IT INTERACTS WITH THE SEABREEZE. PLAN TO ISSUE A SPS TYPE OUTLOOK STATEMENT HIGHLIGHTING THIS THREAT. ALSO...PLAN TO INSERT MENTION OF HEAVY RAIN AND LOCALIZED FLOODING. TROPICS THE NATIONAL HURRICANE CENTER JUST ISSUED THE FOLLOWING STATEMENT UNDER MIADSAAT...SURFACE OBSERVATIONS AND VISIBLE SATELLITE IMAGERY INDICATE THAT A TROPICAL DEPRESSION MAY BE FORMING OVER THE SOUTHEAST GULF OF MEXICO ABOUT 350 MILES SOUTHEAST OF THE LOUISIANA-MISSISSIPPI DELTA REGION. A SLOW NORTHWEST OR WEST-NORTHWEST MOTION IS EXPECTED TODAY. AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT WILL INVESTIGATE THE SYSTEM THIS AFTERNOON. INTERESTS AROUND THE NORTHERN GULF OF MEXICO AND ADJACENT COASTAL AREAS SHOULD CLOSELY MONITOR THE PROGRESS OF THIS SYSTEM. MARINE SEAS SHOULD REMAIN QUITE LOW TODAY. HOWEVER...NEED TO WATCH OUT FOR INCREASING SWELLS FROM NORTHEAST. E-NE FLOW SHOULD GRADUALLY INCREASE THROUGH NEXT FEW DAYS ALONG WITH BUILDING SEAS...AND MENTION OF HIGHER SURF AND WATER ON OUR BEACHES AND RIP CURRENT DANGER. WILL BEEF UP CONVECTION FOR 1ST PERIOD HOWEVER. THIS OUTLOOK WILL ALSO BE HIGHLY DEPENDENT ON WHAT TROPICAL SYSTEM DOES IN GULF THRU WEEKEND. SYNOPTIC GUERRERO/VIDAL MESO WATKINS/VEGA INTERNET ADDRESS...WWW.SRH.NOAA.GOV/BRO .BRO...NONE.
In the hours before
Special weather statement, Aug 2, 2:23 PM CDT, 4 hours 56 minutes before
TXZ248>257-030424- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 223 PM CDT THU AUG 2 2001 ...TROPICAL STORM BARRY FORMS IN THE EASTERN GULF OF MEXICO... AT 2 PM EDT...AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT FOUND THE CENTER OF TROPICAL STORM BARRY. BARRY WAS LOCATED NEAR LATITUDE 26.3 NORTH...LONGITUDE 84.8 WEST OR ABOUT 320 MILES SOUTHEAST OF THE MOUTH OF THE MISSISSIPPI RIVER. BARRY IS MOVING TOWARD THE NORTHWEST NEAR 5 MPH AND THIS MOTION IS EXPECTED TO CONTINUE TODAY WITH A GRADUAL TURN TOWARD THE WEST-NORTHWEST ON FRIDAY. ALL INTERESTS OVER DEEP SOUTH TEXAS AND THE NEARBY COASTAL WATERS SHOULD KEEP ABREAST OF ALL FUTURE ADVISORIES AND STATEMENTS ISSUED BY THE NATIONAL HURRICANE CENTER AND YOUR LOCAL NATIONAL WEATHER SERVICE OFFICE IN BROWNSVILLE THROUGH YOUR LOCAL RADIO...TV STATION...OR CABLE PROVIDER. REMEMBER THAT TROPICAL CYCLONES CAN PRODUCE INCREASING SEAS AND WINDS... ALONG WITH DANGEROUS RIP CURRENTS AND ROUGH SURF. IN ADDITION...IT WOULD BE A GOOD IDEA FOR YOU TO REVIEW YOUR PREPAREDNESS PLANS FOR YOUR HOME...SCHOOL...OR PLACE OF BUSINESS. REMEMBER THE DIFFERENCE BETWEEN A WATCH AND A WARNING.3 A WATCH MEANS THAT TROPICAL STORM OR HURRICANE CONDITIONS ARE POSSIBLE WITHIN 36 TO 48 HOURS. A WARNING MEANS THAT TROPICAL STORM OR HURRICANE CONDITIONS ARE POSSIBLE WITHIN 24 HOURS. VEGA/GUERRERO
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; the sounding from the Mesonet's radiosonde archive.