Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 179, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Nov 23, 2000, 9:03 PM CST for Frio County, Texas. It was in force for 57 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Nov 23, 2000, 9:03 PM CST (03:03 UTC)
- Expired
- Nov 23, 2000, 10:00 PM CST
- In force
- 57 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Frio County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 3.1 hours before the alert went out and 174 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
- 387 J/kg
- Mixed-layer CIN
- -224 J/kg
- Mixed-layer LCL
- 963 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- 90 m²/s²
- 0-3 km storm-relative helicity
- 931 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KEWX 240305 SVRSAT TXC163-240400- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 903 PM CST THU NOV 23 2000 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... FRIO COUNTY * UNTIL 1000 PM CST * AT 903 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 12 MILES WEST OF PEARSALL...MOVING EAST AT 25 MPH. * IF CAUGHT OUTSIDE...SEEK SHELTER. LAT...LON 2869 9936 2870 9889 2904 9887 2904 9931
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 Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 23, 2:00 PM CST, 7 hours 3 minutes earlier.
Area forecast discussion, Nov 23, 2:00 PM CST, 7 hours 3 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 200 PM CST THU NOV 23 2000 THUNDERSTORMS FIRING ALONG A PRE-FRONTAL TROUGH OVER THE TRANS PECOS TO SOUTH PLAINS. CURRENT FORECAST IN LINE WITH LATEST MODEL RUNS AND WILL MAKE FEW CHANGES EXCEPT FOR STRONGER WINDS (LIKELY MEETING WIND ADVISORY CRITERIA) FOR FRIDAY. SQUALL LINE EXPECTED MAINLY OVER AND EAST OF THE ESCARPMENT THIS EVENING MOVING THROUGH CWA BEFORE SUNRISE TOMORROW. FLASH FLOOD WATCH FOR I-35 CORRIDOR EASTWARD CONTINUES THROUGH TONIGHT. SOME WRAP AROUND RAIN/CLOUDS EAST AND NORTHEAST TOMORROW WHILE SUNSHINE OVER WESTERN HALF. DRIER WEATHER AHEAD FOR THE NEXT 7 DAYS WITH TEMPS PRETTY SEASONABLE. ONLY A SLIGHT CHANCE OF RAIN SUNDAY AND AGAIN WEDNESDAY. TEMPS NEXT COUPLE OF DAYS CLOSE TO MAV GUIDANCE. PRELIMINARY NUMBERS... AUS 048/062 043/063 8200 DRT 044/065 039/066 2000 SAT 052/066 042/064 7-00 .EWX...FLASH FLOOD WATCH THROUGH TONIGHT FOR EASTERN PORTIONS OF SOUTH CENTRAL TEXAS. 3/8/23
In the hours before
Special weather statement, Nov 23, 4:50 PM CST, 4 hours 13 minutes before
TXZ171>173-183>194-202>209-217>225-228-240000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 450 PM CST THU NOV 23 2000 ...SHOWERS AND THUNDERSTORMS COMING TO PORTIONS OF THE HILL COUNTRY AND SOUTH CENTRAL TEXAS THANKSGIVING DAY 2000... THUNDERSTORMS WERE FROM NORTHERN VAL VERDE COUNTY AND EXTENDED NORTH TOWARD SAN ANGELO. FURTHER EAST WIDELY SCATTERED SHOWERS WERE DEVELOPING OVER PARTS OF CENTRAL TEXAS. THESE SHOWERS AND THUNDERSTORMS WERE FORMING A LINE OF STORMS AND ARE EXPECTED TO SPREAD EAST AND INCREASE LATER THIS AFTERNOON...THIS EVENING AND TONIGHT OVER THE HILL COUNTRY AND SOUTH CENTRAL TEXAS. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE. DAMAGING STRAIGHT LINE WINDS...FREQUENT DEADLY LIGHTNING...SOME HAIL AND ISOLATED TORNADOES ARE POSSIBLE WITH THE STRONGER STORMS. WITH THE GROUND SATURATED AND TREES FULL OF FOLIAGE...SOME TREES MAY BE BLOWN DOWN. LOCALLY HEAVY RAIN IS ALSO POSSIBLE. THIS MAY CAUSE SOME FLOODING AT LOW WATER CROSSINGS OR OTHER LOW LYING AREAS. A FLASH FLOOD WATCH CONTINUES THROUGH TONIGHT OVER SOUTH CENTRAL TEXAS ALONG AND EAST OF I35. ON FRIDAY...A WINDY DAY IS EXPECTED...WITH DAYTIME HIGHS IN THE 60S AND NORTHWEST WINDS 20 TO 30 MPH...DIMINISHING LATE FRIDAY AFTERNOON TO FRIDAY EVENING.
Special weather statement, Nov 23, 5:20 PM CST, 3 hours 43 minutes before
TXZ171>173-183>194-202>209-217>225-228-240045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 520 PM CST THU NOV 23 2000 ...SHOWERS AND THUNDERSTORMS COMING TO PORTIONS OF THE HILL COUNTRY AND SOUTH CENTRAL TEXAS THANKSGIVING DAY 2000... SHOWERS AND THUNDERSTORMS WERE FROM NORTHERN VAL VERDE AND EDWARDS COUNTIES AND EXTENDED NORTH TOWARD SAN ANGELO. FURTHER EAST...SCATTERED SHOWERS AND THUNDERSTORMS WERE OVER PARTS OF WILLIAMSON...TRAVIS...LEE...BASTROP...HAYS...CALDWELL AND AND GONZALES COUNTIES. MOVEMENT OF SHOWERS AND THUNDERSTORMS WAS EAST AROUND 25 MPH. THESE SHOWERS AND THUNDERSTORMS WERE FORMING OVER PARTS OF CENTRAL AND SOUTH CENTRAL TEXAS...AHEAD OF THE WEATHER SYSTEM IN WEST TEXAS. THE CHANCE OF SHOWERS AND THUNDERSTORMS CONTINUES THROUGH TONIGHT OVER PARTS OF THE HILL COUNTRY...CENTRAL AND SOUTH CENTRAL TEXAS. A FEW OF THE THUNDERSTORMS COULD BECOME SEVERE. STRONG GUSTY WINDS...FREQUENT DEADLY LIGHTNING...SOME HAIL AND ARE POSSIBLE WITH THE STRONGER STORMS. WITH THE GROUND SATURATED AND TREES FULL OF FOLIAGE...SOME TREES IN THE WAY OF GUSTY WINDS COULD BE BLOWN DOWN. LOCALLY HEAVY RAIN COULD DEVELOP. THIS MAY CAUSE SOME FLOODING AT LOW WATER CROSSINGS OR OTHER LOW LYING AREAS. A FLASH FLOOD WATCH CONTINUES THROUGH TONIGHT OVER SOUTH CENTRAL TEXAS ALONG AND EAST OF I35. ON FRIDAY...A WINDY DAY IS EXPECTED...WITH DAYTIME HIGHS IN THE 60S AND NORTHWEST WINDS 20 TO 30 MPH...DIMINISHING LATE FRIDAY AFTERNOON TO FRIDAY EVENING.
Special weather statement, Nov 23, 6:45 PM CST, 2 hours 18 minutes before
TXZ171>173-183>194-202>209-217>225-228-240130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 645 PM CST THU NOV 23 2000 ...SHOWERS AND THUNDERSTORMS OVER PARTS OF THE HILL COUNTRY AND SOUTH CENTRAL TEXAS... SHOWERS AND THUNDERSTORMS CONTINUED TO SPREAD EAST ACROSS THE HILL COUNTRY AND SOUTH CENTRAL TEXAS FROM THE WEST...AND THIS TREND WILL CONTINUE THE NEXT FEW HOURS. FURTHER EAST...SCATTERED SHOWERS AND THUNDERSTORMS WERE OVER PARTS OF WILLIAMSON...TRAVIS...LEE...BASTROP...HAYS...CALDWELL AND GONZALES COUNTIES. SHOWERS AND THUNDERSTORMS WERE MOVING EAST AROUND 30 MPH. THESE SHOWERS AND THUNDERSTORMS WERE FORMING OVER PARTS OF CENTRAL AND SOUTH CENTRAL TEXAS...AHEAD OF THE WEATHER SYSTEM IN WEST TEXAS. THE CHANCE OF SHOWERS AND THUNDERSTORMS CONTINUES THROUGH TONIGHT OVER PARTS OF THE HILL COUNTRY...CENTRAL AND SOUTH CENTRAL TEXAS. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE. STRONG GUSTY WINDS...FREQUENT DEADLY LIGHTNING...SOME HAIL AND ARE POSSIBLE WITH THE STRONGER STORMS. WITH THE GROUND SATURATED AND TREES FULL OF FOLIAGE...SOME TREES IN THE WAY OF GUSTY WINDS COULD BE BLOWN DOWN. LOCALLY HEAVY RAIN COULD DEVELOP. THIS MAY CAUSE SOME FLOODING AT LOW WATER CROSSINGS OR OTHER LOW LYING AREAS. A FLASH FLOOD WATCH CONTINUES THROUGH TONIGHT OVER SOUTH CENTRAL TEXAS ALONG AND EAST OF I35. ON FRIDAY...A WINDY DAY IS EXPECTED...WITH DAYTIME HIGHS IN THE 60S AND NORTHWEST WINDS 20 TO 30 MPH...DIMINISHING LATE FRIDAY AFTERNOON TO FRIDAY EVENING.
Special weather statement, Nov 23, 7:30 PM CST, 1 hour 33 minutes before
TXZ171>173-183>194-202>209-217>225-228-240200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 730 PM CST THU NOV 23 2000 ...TORNADO WATCH UNTIL 1 AM CST FRIDAY FOR PARTS CENTRAL TEXAS AND EAST PART OF SOUTH CENTRAL TEXAS... ...SHOWERS AND THUNDERSTORMS OVER PARTS OF THE HILL COUNTRY AND SOUTH CENTRAL TEXAS... A TORNADO WATCH IS IN EFFECT UNTIL 1 AM CST FOR LLANO...BURNET... WILLIAMSON...LEE...GILLESPIE...BLANCO...KENDALL...TRAVIS...BASTROP... FAYETTE...COMAL...HAYS...GUADALUPE...CALDWELL...GONZALES... AND LAVACA COUNTIES. THIS INCLUDES THE AUSTIN METRO AREA. SHOWERS AND THUNDERSTORMS CONTINUED TO SPREAD EAST ACROSS THE HILL COUNTRY...CENTRAL AND SOUTH CENTRAL TEXAS FROM THE WEST. SHOWERS AND THUNDERSTORMS WILL INCREASE IN AN AREA FROM LLANO TO EAGLE PASS AND EXTENDING EAST TO AUSTIN...SAN ANTONIO...CUERO...AND SCHULENBURG. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE... AND ISOLATED TORNADOES COULD FORM. SHOWERS AND THUNDERSTORMS WERE MOVING EAST AROUND 30 MPH. STRONG GUSTY WINDS...FREQUENT DEADLY LIGHTNING...SOME HAIL AND LOCALLY HEAVY RAIN ARE POSSIBLE WITH THE STRONGER STORMS. WITH THE GROUND SATURATED AND TREES FULL OF FOLIAGE...SOME TREES IN THE WAY OF GUSTY WINDS COULD BE BLOWN DOWN. SOME FLOODING AT LOW WATER CROSSINGS OR OTHER LOW LYING AREAS IS POSSIBLE WHERE LOCALLY HEAVY RAIN FALLS. A FLASH FLOOD WATCH CONTINUES THROUGH TONIGHT OVER SOUTH CENTRAL TEXAS ALONG AND EAST OF I35. ON FRIDAY...A WINDY DAY IS EXPECTED...WITH DAYTIME HIGHS IN THE 60S AND NORTHWEST WINDS 20 TO 30 MPH...DIMINISHING LATE FRIDAY AFTERNOON TO FRIDAY EVENING.
Special weather statement, Nov 23, 8:10 PM CST, 53 minutes before
TXZ171>173-183>194-202>209-217>225-228-240315- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 810 PM CST THU NOV 23 2000 ...TORNADO WATCH UNTIL 1 AM CST FRIDAY FOR PARTS CENTRAL TEXAS AND EAST PART OF SOUTH CENTRAL TEXAS... ...URBAN AND SMALL STREAM FLOOD ADVISORY FOR KENDALL...HAYS...COMAL AND BEXAR COUNTY UNTIL 10 PM... A TORNADO WATCH IS IN EFFECT UNTIL 1 AM CST FOR LLANO...BURNET... WILLIAMSON...LEE...GILLESPIE...BLANCO...KENDALL...TRAVIS...BASTROP... FAYETTE...COMAL...HAYS...GUADALUPE...CALDWELL...GONZALES... AND LAVACA COUNTIES. THIS INCLUDES THE AUSTIN METRO AREA. AN AREA OF SHOWERS AND THUNDERSTORMS WERE FROM LLANO AND BURNET TO CRYSTAL CITY AND EXTENDED EAST TO AUSTIN...SAN ANTONIO AND PEARSALL. MOVEMENT WAS EAST AT 30 MPH. OCCASIONAL RAIN WITH SHOWERS AND THUNDERSTORMS THE NEXT FEW HOURS OVER PARTS OF CENTRAL AND SOUTH CENTRAL TEXAS...PLUS THE HILL COUNTRY THE NEXT FEW HOURS. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE...AND ISOLATED TORNADOES COULD FORM. SHOWERS AND THUNDERSTORMS WERE MOVING EAST AROUND 30 MPH. STRONG GUSTY WINDS...FREQUENT DEADLY LIGHTNING...SOME HAIL AND LOCALLY HEAVY RAIN ARE POSSIBLE WITH THE STRONGER STORMS. SOME FLOODING AT LOW WATER CROSSINGS OR OTHER LOW LYING AREAS IS POSSIBLE WHERE LOCALLY HEAVY RAIN FALLS. A FLASH FLOOD WATCH CONTINUES THROUGH TONIGHT OVER SOUTH CENTRAL TEXAS ALONG AND EAST OF I35. ON FRIDAY...A WINDY DAY IS EXPECTED...WITH DAYTIME HIGHS IN THE 60S AND NORTHWEST WINDS 20 TO 30 MPH...DIMINISHING LATE FRIDAY AFTERNOON TO FRIDAY EVENING.
Special weather statement, Nov 23, 8:35 PM CST, 28 minutes before
TXZ171>173-183>194-202>209-217>225-228-240330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 835 PM CST THU NOV 23 2000 ...TORNADO WATCH UNTIL 1 AM CST FRIDAY FOR PARTS CENTRAL TEXAS AND EAST PART OF SOUTH CENTRAL TEXAS... ...FLASH FLOOD WARNING FOR HAYS...COMAL...BEXAR AND MEDINA COUNTIES UNTIL 1130 PM... A FLASH FLOOD WARNING IS IN EFFECT FOR HAYS...COMAL...BEXAR AND MEDINA COUNTIES UNTIL 1130 PM. HEAVY RAIN...SOME HAIL... GUSTY WINDS AND DEADLY LIGHTNING THE NEXT FEW HOURS WILL CAUSE SOME FLOODING AT LOW WATER CROSSINGS OVER PARTS OF HAYS...COMAL...BEXAR AND MEDINA COUNTIES IN THE NEXT FEW HOURS. A TORNADO WATCH IS IN EFFECT UNTIL 1 AM CST FOR LLANO...BURNET... WILLIAMSON...LEE...GILLESPIE...BLANCO...KENDALL...TRAVIS...BASTROP... FAYETTE...COMAL...HAYS...GUADALUPE...CALDWELL...GONZALES... AND LAVACA COUNTIES. THIS INCLUDES THE AUSTIN METRO AREA. AN AREA OF SHOWERS AND THUNDERSTORMS WERE FROM LLANO AND BURNET TO CRYSTAL CITY AND EXTENDED EAST TO AUSTIN...AND SAN ANTONIO. MOVEMENT WAS EAST AT 30 MPH. OCCASIONAL RAIN WITH SHOWERS AND THUNDERSTORMS THE NEXT FEW HOURS OVER PARTS OF CENTRAL AND SOUTH CENTRAL TEXAS...PLUS THE HILL COUNTRY THE NEXT FEW HOURS. SOME OF THE THUNDERSTORMS COULD BECOME SEVERE...AND ISOLATED TORNADOES COULD FORM. SHOWERS AND THUNDERSTORMS WERE MOVING EAST AROUND 30 MPH. STRONG GUSTY WINDS...FREQUENT DEADLY LIGHTNING...SOME HAIL AND LOCALLY HEAVY RAIN ARE POSSIBLE WITH THE STRONGER STORMS. SOME FLOODING AT LOW WATER CROSSINGS OR OTHER LOW LYING AREAS IS POSSIBLE WHERE LOCALLY HEAVY RAIN FALLS. A FLASH FLOOD WATCH CONTINUES THROUGH TONIGHT OVER SOUTH CENTRAL TEXAS ALONG AND EAST OF I35. ON FRIDAY...A WINDY DAY IS EXPECTED...WITH DAYTIME HIGHS IN THE 60S AND NORTHWEST WINDS 20 TO 30 MPH...DIMINISHING LATE FRIDAY AFTERNOON TO FRIDAY EVENING.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 23, 7:48 PM CST | Severe Thunderstorm Warning | EWX | Gillespie | 57 min |
| Nov 23, 8:31 PM CST | Flash Flood Warning | EWX | Bexar, Medina | 3 hr |
| Nov 23, 8:35 PM CST | Flash Flood Warning | EWX | Comal, Hays | 3 hr |
| Nov 23, 8:55 PM CST | Tornado Warning | EWX | Dimmit, Zavala | 35 min |
| Nov 23, 9:25 PM CST | Flash Flood Warning | EWX | Bastrop, Caldwell, Guadalupe, Travis, Williamson | 3 hr |
| Nov 23, 10:00 PM CST | Flash Flood Warning | EWX | Atascosa, Gonzales, Wilson | 3 hr |
| Nov 23, 10:31 PM CST | Flash Flood Warning | EWX | DeWitt, Fayette, Karnes, Lavaca, Lee | 3 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning in 2000
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.