Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 67, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 23, 1992, 9:25 PM CDT for Val Verde County, Texas. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- May 23, 1992, 9:25 PM CDT (02:25 UTC)
- Expired
- May 24, 1992, 3:00 AM CDT
- In force
- 6 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Val Verde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 2.4 hours before the alert went out and 66 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
- 557 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1437 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KDRT 240240 FFWDRT TXC465-240800- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE DEL RIO TX 925 PM CDT SAT MAY 23 1992 THE NATIONAL WEATHER SERVICE IN DEL RIO HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 300 AM CDT FOR PEOPLE IN THE FOLLOWING COUNTY... IN SOUTH CENTRAL TEXAS ...VAL VERDE COUNTY AT 920 PM CDT AN AREA OF LIGHT RAIN HAS DEVELOPED FROM NEAR JUNO 55 MILES NORTHWEST OF DEL RIO TO PANDALE 68 MILES NORTHWEST OF DEL RIO. AN INTENSE THUNDERSTORM WAS 15 MILES WEST OF DRYDEN IN TERRELL COUNTY. THIS THUNDERSTORM IS MOVING EAST AT 35 MPH. FISHERMEN IN VAL VERDE COUNTY SHOULD BE ALERT FOR DANGEROUS LIGHTNING AND BRIEF GUSTY WINDS NEAR THUNDERSTORMS AND BE READY TO SEEK SHELTER. MOTORISTS SHOULD BE ALERT FOR SUDDEN DOWNPOURS OF RAIN THAT COULD FLOOD LOW WATER CROSSINGS. REMEMBER...A FLASH FLOOD WARNING MEANS THAT FLOODING HAS BEEN OBSERVED OR IS IMMINENT. TAKE THE NECESSARY PRECAUTIONS FOR PROTECTION OF LIFE AND PROPERTY IMMEADIATLY. ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR VAL VERDE COUNTY UNTIL 300 AM CDT... REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE FOR A SEVERE THUNDERSTORM IN AND CLOSE TO THE WATCH AREA. PERSONS SHOULD STAY TUNED TO THE NOAA WEATHER RADIO...TV AND LOCAL COMMERICAL RADIO FOR THE LATEST STATEMENTS OR WARNINGS.
What forecasters said that day
The local office's own words before this flash flood 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, May 23, 3:31 PM CDT, 5 hours 54 minutes before
TXZ054-232230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 335 PM CDT SAT MAY 23 1992 AT 330 PM CDT RADAR INDICATED AN AREA OF INTENSE THUNDERSTORM THROUGHOUT THE WESTERN THIRD OF VAL VERDE COUNTY. MOVEMENT WAS NORTHEAST AT 10 MILES AN HOUR. SMALL HAIL...HEAVY RAIN...FREQENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS BOATERS AND FISHERMEN NEAR THE PECOS AND RIO GRANDE RIVERS SHOULD SHOULD SEEK SAFE HARBOR. CAMPERS SHOULD MOVE TO HIGHER GROUND. RESIDENTS ALONG THE PECOS RIVER WATERSHED SHOULD CONTINUE TO MONITOR THESE STORMS. THE GROUND IS SATURATED FROM PAST RAINS AND ANY RAIN THAT FALLS WILL QUICKLY RUN OFF. STAY TUNED TO LOCAL NOAA WEATHER RADIO...TV OR RADIO STATIONS FOR FURTHER STATEMENTS OR WARNINGS.
Special weather statement, May 23, 4:33 PM CDT, 4 hours 52 minutes before
TXZ054-232230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DEL RIO TX 435 PM CDT SAT MAY 23 1992 AT 430 PM CDT RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORM SOME WITH VERY HEAVY RAIN FROM NEAR COMSTOCK AND JUNO WEST TO NEAR THE COUNTY LINE. SEVERAL RANCHERS HAVE REPORTED VERY HEAVY RAIN IN WESTERN VAL VERDE COUNTY WITH LAGRAND RANCH REPORTING 2.15 INCHES IN A HALF HOUR. MOVEMENT WAS NORTHEAST AT 20 MILES AN HOUR. SMALL HAIL...HEAVY RAIN...FREQENT DANGEROUS LIGHTNING AND STRONG GUSTY WINDS ARE POSSIBLE WITH THESE STORMS BOATERS AND FISHERMEN IN VAL VERDE COUNTY SHOULD SHOULD SEEK SAFE HARBOR. CAMPERS SHOULD MOVE TO HIGHER GROUND. RESIDENTS ALONG THE PECOS RIVER AND DEVILS RIVER WATERSHEDS SHOULD CONTINUE TO MONITOR THESE STORMS. THE GROUND IS SATURATED FROM PAST RAINS AND ANY RAIN THAT FALLS WILL QUICKLY RUN OFF. MOTORIST SHOULD AVOID ENTERING WATER OF UNKNOWN DEPTHS AND NOT TRY TO CROSS LOW WATER CROSSINGS WHEN THE WATER IS RUNNING FAST. STAY TUNED TO LOCAL NOAA WEATHER RADIO...TV OR RADIO STATIONS FOR FURTHER STATEMENTS OR WARNINGS.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 9:45 PM CDT | Flash Flood Warning | EWX | Val Verde | 4 hr |
| May 23, 10:30 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 60 min |
Nearby
Flash Flood Warnings in Texas, 1992Every flash flood 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.