Alert archive / Texas / Flash Flood Warnings in 1992
Flash Flood Warning 68, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 23, 1992, 9:45 PM CDT for Val Verde County, Texas. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- May 23, 1992, 9:45 PM CDT (02:45 UTC)
- Expired
- May 24, 1992, 2:10 AM CDT
- In force
- 4 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, 2.8 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
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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, 4:33 PM CDT, 5 hours 12 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.
Special weather statement, May 23, 9:37 PM CDT, 8 minutes before
TXZ054-240330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SAN ANTONIO TX 935 PM CDT SAT MAY 23 1992 THE NATIONAL SEVERE STORMS FORECAST CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH EFFECTIVE UNTIL 300 AM FOR MUCH OF SOUTHWEST TEXAS...INCLUDING EDWARDS COUNTY. A STRONG THUNDERSTORM...POSSIBLY SEVERE...WAS LOCATED EAST OF SANDERSON MOVING TOWARD THE EAST AT 20 MPH. IF THIS STRONG THUNDERSTORM MAINTAINS ITS CURRENT STRENGTH AND MOVEMENT...IT COULD MOVE INTO EDWARDS COUNTY DURING THE NEXT COUPLE OF HOURS. PEOPLE IN EDWARDS COUNTY ARE URGED TO WATCH FOR DEVELOPING STRONG THUNDERSTORMS AND BE PREPARED TO PROTECT LIFE AND PROPERTY SHOULD SEVERE WEATHER BE SPOTTED OR A WARNING BE ISSbUED. REMEMBER...SEVERE THUNDERSTORMS PRODUCE LARGE DAMAGING HAIL AND HIGH DAMAGING WINDS. HEAVY RAINS OFTEN ACCOMPANY SEVERE THUNDERSTORMS...SO LOW-LYING AREAS COULD BECOME FLOODED WITH THE PASSAGE OF THE STORM.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 9:25 PM CDT | Flash Flood Warning | EWX | Val Verde | 6 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.