Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 5, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Apr 3, 1997, 11:09 PM CST for Hidalgo County, Texas. It was in force for 66 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
- Apr 3, 1997, 11:09 PM CST (05:09 UTC)
- Expired
- Apr 4, 1997, 12:15 AM CST
- In force
- 66 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
County Hidalgo County, TX
The radar
The Brownsville radar (KBRO), 93 km from the middle of the area, began a volume at 05:08 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 00:00Z, 5.2 hours before the alert went out and 96 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
- 1531 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 749 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBRO 040511 RRA SVRBRO BULLETIN-EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE, TX 1109 PM CST THU APR 03 1997 TXC215-040615- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 1110 PM CST THU APR 3 1997 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS...... IN SOUTH TEXAS ...HIDALGO COUNTY AT 1108 PM CST...BROWNSVILLE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM LOCATED 4 MILES NORTHWEST OF MISSION MOVING NORTHEAST AT 20 MPH. THIS SEVERE THUNDERSTORM WILL BE PASSING OVER HIDALGO COUNTY DURING THE NEXT HOUR. PERSONS IN HIDALGO COUNTY...INCLUDING THE CITIES OF MISSION...EDINBURG AND MCALLEN...SHOULD MONITOR WEATHER CONDITIONS CLOSELY DURING THE NEXT HOUR. THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WA,TER COVERS THE ROAD.
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 Apr 3, 8:31 PM CST, 2 hours 38 minutes earlier.
Area forecast discussion, Apr 3, 8:31 PM CST, 2 hours 38 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE BROWNSVILLE TX 830 PM CST FRI APR 4 1997 PLS INCREASE POPS CWA TO 30 PERCENT BASED ON CURRENT 88-D. WINDS HAVE DIED OFF MORE THAT XPECTED AN CEILING IS DROPPING AND VSBY DROPPING IN BR. MIGHT DROP WINDY IN FCST AND ADD "SCATTERED PATCHES OF FOG" AS IT LOOKS AS IF WE'LL BE SOCKED IN SHORTLY. REMAINDER OF FCST OK. 61
In the hours before
Special weather statement, Apr 3, 8:48 PM CST, 2 hours 21 minutes before
TXZ248-249-250-251-252-253-254-255-040445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 848 PM CST THU APR 3 1997 ....THUNDERSTORMS ARE DEVELOPING OVER DEEP SOUTH TEXAS AND ADJACENT MEXICO... SHOWERS AND THUNDERSTORMS ARE DEVELOPING QUICKLY OVER EXTREME WESTERN COUNTIES OF DEEP SOUTH TEXAS AND ADJACENT MEXICO. THESE SHOWERS AND THUNDERSTORMS WILL BE PASSING OVER THE INLAND COUNTIES OF DEEP SOUTH TEXAS THIS EVENING. STRONG GUSTY WINDS...ALONG WITH DANGEROUS LIGHTNING AND SOME SMALL HAIL ARE POSSIBLE WITH THESE THUNDERSTORMS. ALSO...THE ATMOSPHERE IS UNSTABLE ENOUGH THIS EVENING TO ALLOW FURTHER DEVELOPMENT. PERSONS IN DEEP SOUTH TEXAS SHOULD REMAIN ALERT TO QUICKLY CHANGING WEATHER CONDITIONS THIS EVENING. CONTINUE TO MONITOR NOAA WEATHER RADIO...COMMERCIAL RADIO...TELEVISION AND CABLE...FOR WEATHER INFORMATION.
Special weather statement, Apr 3, 8:49 PM CST, 2 hours 20 minutes before
TXZ248-249-250-251-252-253-254-255-040445- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 848 PM CST THU APR 3 1997 ....THUNDERSTORMS ARE DEVELOPING OVER DEEP SOUTH TEXAS AND ADJACENT MEXICO... SHOWERS AND THUNDERSTORMS ARE DEVELOPING QUICKLY OVER EXTREME WESTERN COUNTIES OF DEEP SOUTH TEXAS AND ADJACENT MEXICO. THESE SHOWERS AND THUNDERSTORMS WILL BE PASSING OVER THE INLAND COUNTIES OF DEEP SOUTH TEXAS THIS EVENING. STRONG GUSTY WINDS...ALONG WITH DANGEROUS LIGHTNING AND SOME SMALL HAIL ARE POSSIBLE WITH THESE THUNDERSTORMS. ALSO...THE ATMOSPHERE IS UNSTABLE ENOUGH THIS EVENING TO ALLOW FURTHER DEVELOPMENT. PERSONS IN DEEP SOUTH TEXAS SHOULD REMAIN ALERT TO QUIC:KLY CHANGING WEATHER CONDITIONS THIS EVENING. CONTINUE TO MONITOR NOAA WEATHER RADIO...COMMERCIAL RADIO...TELEVISION AND CABLE...FOR WEATHER INFORMATION.
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 9:27 PM CST | Severe Thunderstorm Warning | BRO | Starr | 63 min |
| Apr 3, 10:07 PM CST | Severe Thunderstorm Warning | BRO | Hidalgo | 68 min |
| Apr 4, 4:08 AM CST | Tornado Warning | BRO | Cameron | 37 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997
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.