Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 23, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at May 16, 1997, 1:09 AM CDT for Cameron County, Willacy County, Texas. It was in force for 61 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
- May 16, 1997, 1:09 AM CDT (06:09 UTC)
- Expired
- May 16, 1997, 2:10 AM CDT
- In force
- 61 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
Counties Cameron County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 46 km from the middle of the area, began a volume at 06:11 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, 6.2 hours before the alert went out and 48 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
- 2862 J/kg
- Mixed-layer CIN
- -7 J/kg
- Mixed-layer LCL
- 589 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBRO 160609 RRA SVRBRO TXC061-489-TXZ512-160710- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 109 AM CDT FRI MAY 16 1997 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE TX HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 210 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHERN TEXAS ...WILLACY COUNTY ...CAMERON COUNTY AND THE ADJACENT COASTAL WATERS OF THE LOWER TEXAS COAST AND BAY WATERS OF THE LAGUNA MADRE. AT 105 AM...BROWNSVILLE DOPPLER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS FROM NEAR PORT MANSFIELD TO NEAR RAYMONDVILLE IN WILLACY COUNTY. THESE THUNDERSTORMS WERE MOVING SOUTHEAST AT AROUND 20 MPH AND WILL PRODUCE VERY STRONG WINDS...LARGE HAIL...DEADLY LIGHTNING AND TORRENTIAL RAINS. THESE STORMS WILL MOVING INTO THE SANTA ROSA AREA BY 120 AM AND THE HARLINGEN AREA IN CAMERON COUNTY BY 145 AM. WHEN THUNDERSTORMS ARE OCCURRING... PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS. THIS WARNING REPLACES THE SEVERE THUNDERSTORM WARNING FOR KENEDY...WILLACY AND HIDALGO COUNTIES WHICH EXPIRED AT 110 AM. SPEECE
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 May 15, 8:30 PM CDT, 4 hours 39 minutes earlier.
Area forecast discussion, May 15, 8:30 PM CDT, 4 hours 39 minutes before
DEEP SOUTH TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE BROWNSVILLE TX 830 PM CDT THU MAY 15 1997 BUSY WITH STATEMENTS AND WARNINGS ATTM. STG/SVR CONV CURRENTLY OVER THE REGION NEARLY STATIONARY. THE WORD FROM SPC IS THAT SVR -STORM WATCH WILL BE ISSUED SHORTLY. SO FOR TXZ248>255... ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 1 AM FRIDAY MORNING... .REST OF TONIGHT...MOSTLY CLOUDY WITH A 40 PERCENT CHANCE OF SHOWERS OR THUNDERSTORMS. LOCALLY HEAVY RAINS...LARGE HAIL AND DAMAGING WINDS POSSIBLE. LOWS IN THE LOWER 70S. EAST TO SOUTHEAST WIND 5 TO 10 MPH...HIGHER GUSTS IN THE VICINITY OF THE THUNDERSTORMS. 60
In the hours before
Special weather statement, May 15, 9:00 PM CDT, 4 hours 9 minutes before
TXZ248>255-514-160545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 900 PM CDT THU MAY 15 1997 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF DEEP SOUTH TEXAS UNTIL 1 AM FRIDAY MORNING... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR ALL DEEP SOUTH TEXAS INCLUDING THE FOLLOWING COUNTIES... ZAPATA...JIM HOGG...STARR...HIDALGO...BROOKS...WILLACY...KENEDY AND CAMERON COUNTIES. THIS INCLUDES THE CITIES OF BROWNSVILLE...MCALLEN AND HARLINGEN. LARGE HAIL...THUNDERSTORM WIND GUSTS UP TO 60 MPH AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. STAY TUNED TO NOAA WEATHER RADIO...YOUR COMMERCIAL TV AND RADIO STATIONS OR YOUR LOCAL CABLE PROVIDER FOR ADDITIONAL WEATHER STATEMENTS. 60
Special weather statement, May 15, 9:01 PM CDT, 4 hours 8 minutes before
TXZ248>255-514-160545- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 900 PM CDT THU MAY 15 1997 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF DEEP SOUTH TEXAS UNTIL 1 AM FRIDAY MORNING... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR ALL DEEP SOUTH TEXAS INCLUDING THE FOLLOWING COUNTIES... ZAPATA...JIM HOGG...STARR...HIDALGO...BROOKS...WILLACY...KENEDY AND CAMERON COUNTIES. THIS INCLUDES THE CITIES OF BROWNSVILLE...MCALLEN AND HARLINGEN. LARGE HAIL...THUNDERSTORM WIND GUSTS UP TO 60 MPH AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS. A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. STAY TUNED TO NOAA WEATHER RADIO...YOUR COMMERCIAL TV AND RADIO STrATIONS OR YOUR LOCAL CABLE PROVIDER FOR ADDITIONAL WEATHER STATEMENTS. 60
Local storm report, May 15, 10:36 PM CDT, 2 hours 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
1036 PM CDT THU MAY 15 1997
TIME(CDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0545 PM TX .5 INCH HAIL
05/15/97 STARR FIRE CHIEF IN LA CASITA
REPORTED MARBLE-SIZE HAIL
5 MILES E OF RGC
0739 PM SAN CARLOS TX 1.75 INCH HAIL
05/15/97 STARR SPOTTER FM SAN CARLOS
GROCERY STORE REPORTED
GOLFBALL-SIZE HAIL.
0840 PM TX .5 INCH HAIL
05/15/97 HIDALGO SPOTTER AT MENDOZA
RESIDENCE REPORTED
MARBLE-SIZE HAIL AND
DAMAGE TO OUT-BUILDINGS.The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 7:39 PM CDT | Severe Thunderstorm Warning | BRO | Starr | 66 min |
| May 15, 8:11 PM CDT | Severe Thunderstorm Warning | BRO | Brooks | 59 min |
| May 15, 8:28 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo | 62 min |
| May 15, 9:38 PM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg | 62 min |
| May 16, 12:11 AM CDT | Severe Thunderstorm Warning | BRO | Hidalgo, Kenedy, Willacy | 59 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.