Alert archive / Texas / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 4, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Feb 24, 1992, 2:48 PM CST for Brooks County, Texas. It was in force for 42 min.
The area
The counties it named.
The facts
- Issued
- Feb 24, 1992, 2:48 PM CST (20:48 UTC)
- Expired
- Feb 24, 1992, 3:30 PM CST
- In force
- 42 min
- Issued by
- NWS Brownsville, TX
- Area
- Whole counties
County Brooks County, TX
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 8.8 hours before the alert went out and 116 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
- 1285 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 545 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 185 m²/s²
- 0-3 km storm-relative helicity
- 231 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBRO 242053 SVRBRO TXC047-242130- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 248 PM CST MON FEB 24 1992 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 330 PM CST FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH TEXAS ...BROOKS COUNTY NATIONAL WEATHER SERVICE RADAR AT 232 PM CST WAS DETECTING A SEVERE THUNDERSTORM FROM FALFURRIAS TO ABOUT 20 MILES SOUTH AND SOUTHWEST OF FALFURRIAS OR OVER THE NORTHERN HALF OF BROOKS COUNTY. THIS THUNDERSTORM WAS MOVING NORTHEAST AT 30 MILES AN HOUR. THE BROOKS COUNTY SHERIFF'S DEPARTMENT REPORTED MARBLE-SIZED HAIL FROM THIS THUNDERSTORM. 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 WATER COVERS THE ROAD. 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 IN SEVERE THUNDERSTORMBS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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.
In the hours before
Special weather statement, Feb 24, 10:11 AM CST, 4 hours 37 minutes before
TXZ041-042-043-044-242200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BROWNSVILLE TX 1000 AM CST MON FEB 24 1992 VALLEY WEATHER IS POTENTIALLY EXPLOSIVE. FORECASTERS SPECIALIZING IN SEVERE WEATHER TOOK A CLOSE LOOK AT EARLY MORNING DATA AND DECIDED THAT CHANCES FOR SEVERE THUNDERSTORMS OVER PORTIONS OF SOUTH AND DEEP SOUTH TEXAS WERE SIGNIFICANT. THEY LOOKED AT HOW BOYANT AIR WAS..HOW WARM IT WAS..WHETHER IF AIR CONVERGED IN THE LOW LEVELS..IT WOULD OUTFLOW ALOFT..WHETHER OR NOT THERE WAS A COLD FRONT IN THE VICINITTY..HOW MOIST THE AIR WAS..AND OTHER FACTORS AS WELL. MANY SEVERE WEATHER PARAMETERS WERE IN PLACE..SO WEATHER BEARS CLOSE WATCH TODAY AND TONIGHT. AT LATE MORNING..RADAR INDICATED SHOWER AND THUNDERSTORM DOMINANT OVER MUCH OF THE STATE NORTEAST OF DEL RIO. A SEVERE THUNDERSTORM WATCH WAS IN EFFECT THERE BECAUSE OF THE STORMS. LATER THIS AFTERNOON AND EVENING CHANCES ARE FAIR THAT THE SEVERE WEATHER NOW NORTHWEST MIGHT SHIFT MORE TO THE EAST AND SOUTH TOWARD US. WEATHER HERE BEARS CLOSE WATCH IN THE HOURS TO COME BECAUSE OF THE POSSIBILITY. AS A FRONT TO THE NORTHWEST HELPING CAUSE THE SEVERE WEATHER PASSES TONIGHT..COLDER TEMPERATURES WILL FOLLOW. READINGS UPSTATE ARE 20 TO 30 DEGREES COLDER THAN 24 HOURS BEFORE. SHARP COOLING IS EXPECTED HERE BEHIND THE FRONT..TOO. HIGH TEMPERATURES YESTERDAY WERE IN THE 70S..TEMPERATURES AT DAYBREAK WERE IN THE 60S AND 70. ONES IN THE 40S ARE LIKELY BEHIND THE FRONT. RAINFALL HAS BEEN SLIGHT THE PAST 24 HOURS..BUT COULD BE MEASURED IN INCHES SOON. STRONG WIND IS ANOTHER WEATHER ELEMENT THAT BEARS WATCH UNTIL MORE SETTLED CONDITIONS ARRIVE.
Special weather statement, Feb 24, 12:50 PM CST, 1 hour 58 minutes before
TXZ041>44-242000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY NATIONAL WEATHER SERVICE BROWNSVILLE TX 1230 PM CST MON FEB 24 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF DEEP SOUTH TEXAS UNTIL 700 PM THIS EVENING... AT 1230 PM CST...NATIONAL WEATHER SERVICE RADAR WAS DETECTING AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAINFALL...INCREASING IN COVERAGE AND INTENSITY. THIS AREA EXTENDED FROM 50 MILES SOUTHEAST OF LAREDO OR OVER NORTHERN JIM HOGG COUNTY TO NEAR BAFFIN BAY AND THEN INTO GULF WATERS ABOUT 60 MILES EAST OF CORPUS CHRISTI. THESE SHOWERS AND THUNDERSTORMS EXTENDED NORTH FOR MORE THAN 100 MILES. THE THUNDERSTORM WITH THE HEAVIEST RAINFALL WAS LOCATED OVER EASTERN DUVAL COUNTY OR ABOUT 20 MILES SOUTHWEST OF FREER. THE AREA OF SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR. PERSONS THROUGHOUT DEEP SOUTH TEXAS...ESPECIALLY ZAPATA...JIM HOGG...BROOKS...AND KENEDY COUNTIES AT THIS TIME...SHOULD REMAIN VERY ALERT THROUGH THE REMAINDER OF THIS AFTERNOON AND EVENING FOR THE POSSIBILITY OF HAIL...STRONG AND GUSTY WINDS...FREQUENT AND DANGEROUS LIGHTNING...AND VERY HEAVY RAINFALL FROM THESE THUNDERSTORMS. SEEK SAFE SHELTER IMMEDIAT)ELY IF THREATENING WEATHER IS OBSERVED.
Special weather statement, Feb 24, 12:55 PM CST, 1 hour 53 minutes before
TXZ041>44-242000- SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTION NATIONAL WEATHER SERVICE BROWNSVILLE TX 1255 PM CST MON FEB 24 1992 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF DEEP SOUTH TEXAS UNTIL 600 PM THIS EVENING... AT 1230 PM CST...NATIONAL WEATHER SERVICE RADAR WAS DETECTING AN AREA OF SHOWERS AND THUNDERSTORMS...SOME WITH HEAVY RAINFALL...INCREASING IN COVERAGE AND INTENSITY. THIS AREA EXTENDED FROM 50 MILES SOUTHEAST OF LAREDO OR OVER NORTHERN JIM HOGG COUNTY TO NEAR BAFFIN BAY AND THEN INTO GULF WATERS ABOUT 60 MILES EAST OF CORPUS CHRISTI. THESE SHOWERS AND THUNDERSTORMS EXTENDED NORTH FOR MORE THAN 100 MILES. THE THUNDERSTORM WITH THE HEAVIEST RAINFALL WAS LOCATED OVER EASTERN DUVAL COUNTY OR ABOUT 20 MILES SOUTHWEST OF FREER. THE AREA OF SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR. PERSONS THROUGHOUT DEEP SOUTH TEXAS...ESPECIALLY ZAPATA...JIM HOGG...BROOKS...AND KENEDY COUNTIES AT THIS TIME...SHOULD REMAIN VERY ALERT THROUGH THE REMAINDER OF THIS AFTERNOON AND EVENING FOR THE POSSIBILITY OF HAIL...STRONG AND GUSTY WINDS...FREQUENT AND DANGEROUS LIGHTNING...AND VERY HEAVY RAINFALL FROM THESE THUNDERSTORMS. SEEK SAFEi SHELTER IMMEDIATELY IF THREATENING WEATHER IS OBSERVED.
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 3:06 PM CST | Severe Thunderstorm Warning | BRO | Kenedy | 69 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1992Every severe thunderstorm warning in 1992
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.