Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 65, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Aug 19, 2001, 10:15 PM CDT for Zapata County, Texas. It was in force for 45 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 19, 2001, 10:15 PM CDT (03:15 UTC)
- Expired
- Aug 19, 2001, 11:00 PM CDT
- In force
- 45 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
County Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 185 km from the middle of the area, began a volume at 03:19 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
Corpus Christi, TX (KCRP), launched 00:00Z, 3.3 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
- 1489 J/kg
- Mixed-layer CIN
- -100 J/kg
- Mixed-layer LCL
- 1326 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- -44 m²/s²
- 0-3 km storm-relative helicity
- 5 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -3.2
The text
As transmitted, in the capitals the NWS used until 2016.
007 WUUS54 KBRO 200316 SVRBRO TXC505-200400- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 1015 PM CDT SUN AUG 19 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... ZAPATA COUNTY IN DEEP SOUTH TEXAS * UNTIL 1100 PM CDT * AT 1013 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF ZAPATA...MOVING NORTHEAST AT 20 MPH. THIS SEVERE THUNDERSTORM WILL LIKELY PRODUCE HAIL TO THE SIZE OF QUARTERS... AND WINDS IN EXCESS OF 60 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... ZAPATA BY 1030 PM CDT. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WINDS...LARGE HAIL...FREQUENT CLOUD TO GROUND LIGHTNING...AND VERY HEAVY RAIN ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. $$ LAT...LON 2681 9946 2668 9931 2698 9892 2716 9912 PHILO
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 19, 8:15 PM CDT, 2 hours earlier.
Area forecast discussion, Aug 19, 8:15 PM CDT, 2 hours before
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 815 PM CDT SUN AUG 19 2001 SVR TSTMS MVD THRU NRN BROOKS AND JIM HOGG COUNTIES...ESPECIALLY JUST NORTH OF HEBBRONVILLE...FROM 7 TO 8 PM THIS EVENING. THESE TSTMS HAVE LOST THEIR SVR CHARACTERISTICS NOW...AND CONTINUE TO DRIFT WEST AND SOUTHWEST ALONG THE JIM HOGG-DUVAL COUNTY LINE. NO CHANGES NEEDED TO CURRENT ZFPBRO. MARINE...CONDITIONS OVR THE LAGUNA MADRE AND OFFSHORE WILL REMAIN BELOW SCA CRITERIA THOUGH WEDNESDAY. WINDS SHIFTING TO THE NORTHEAST WED...IN RESPONSE TO THE PROJECTED PATH OF CHANTAL. BY THURSDAY AND FRIDAY WE WILL LIKELY REACH SCA CRITERIA...AS THE EFFECTS OF CHANTAL REACH THE LOWER TEXAS COASTAL WATERS. THESE WINDS AND SEAS MAYBE MUCH HIGHER...DEPENDING ON THE STRENGTH AND SPEED OF THE STORM. WE SHOULD SEE AN INCREASE IN SQUALLS BY THURSDAY NIGHT...AS CHANTAL MOVES TOWARDS THE NORTHEAST MEXICAN/LOWER TEXAS GULF COAST. ALL MARINE INTERESTS SHOULD CONTINUE TO MONITOR THE LATEST ADVISORIES FROM NHC. PUBLIC-SYNOPTIC-AVIATION-MARINE...PHILO (58) / MESO....MARTINEZ INTERNET ADDRESS...WWW.SRH.NOAA.GOV/BRO .BRO...NONE.
In the hours before
Special weather statement, Aug 19, 6:54 PM CDT, 3 hours 21 minutes before
TXZ248>257-200100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 654 PM CDT SUN AUG 19 2001 ...SEVERE THUNDERSTORMS JUST NORTH OF BROOKS AND JIM HOGG COUNTIES... SEVERE THUNDERSTORMS HAVE DEVELOPED THIS EVENING JUST NORTH OF BROOKS AND JIM HOGG COUNTIES...IN ADJACENT DUVAL COUNTY. THESE TWO SEPARATE SEVERE THUNDERSTORMS ARE LOCATED 13 MILES NORTH OF HEBBRONVILLE AND 23 MILES NORTHEAST OF HEBBRONVILLE AND THIS AREA OF SEVERE WEATHER HAS BEEN DRIFTING SLOWLY SOUTH. IF THESE THUNDERSTORMS CONTINUE TO BUILD WEST... AND DRIFT SOUTH...SEVERE THUNDERSTORM WARNING MAY BE NECESSARY FOR THE NORTHERN AREAS OF JIM HOGG AND NORTHWEST BROOKS COUNTIES DURING THE NEXT HOUR. STAY TUNED TO NOAA WEATHER RADIO FOR ANY ISSUANCE OF SEVERE WEATHER PRODUCTS...OR MONITOR LOCAL TELEVISION OR RADIO BROADCASTS. PHILO
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 7:07 PM CDT | Severe Thunderstorm Warning | BRO | Brooks, Jim Hogg | 53 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.