Alert archive / Texas / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 5, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Feb 15, 2001, 10:07 PM CST for Edwards County, Texas. It was in force for 38 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
- Feb 15, 2001, 10:07 PM CST (04:07 UTC)
- Expired
- Feb 15, 2001, 10:45 PM CST
- In force
- 38 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Edwards County, TX
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Feb 15, 9:15 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 4.1 hours before the alert went out and 85 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
- 616 J/kg
- Mixed-layer CIN
- -49 J/kg
- Mixed-layer LCL
- 661 m above ground
- 0-6 km bulk shear
- 83 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
169 WUUS54 KEWX 160408 SVRSAT TXC137-160445- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1007 PM CST THU FEB 15 2001 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS... EDWARDS COUNTY * UNTIL 1045 PM CST * AT 1007 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER EDWARDS COUNTY...OR ABOUT 35 MILES SOUTH OF SONORA...MOVING NORTHEAST AT 50 MPH. IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER AWAY FROM CREEK BEDS AND OTHER FLOOD-PRONE AREAS. REMEMBER...A SEVERE THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...DAMAGING WINDS IN EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY HEAVY RAIN. VERY LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO A SUBSTANTIAL SHELTER. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. LAT...LON 3004 10072 2992 10057 3016 10025 3029 10042
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 Feb 15, 9:10 PM CST, 57 minutes earlier.
Area forecast discussion, Feb 15, 9:10 PM CST, 57 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 910 PM CST THU FEB 15 2001 SELS HAS ISSUED SEVERE THUNDERSTORM WATCH 20 FOR A GOOD PORTION OF CWA VALID UNTIL 2 AM CST. SINCE ZONES ALREADY MENTION THUNDERSTORMS WITH SOME LOCALLY SEVERE IN THE BODY MOST LIKELY WONT UPDATE ATTM. ONE HEFTY CALL HAS MADE ITS WAY ACROSS THE RIO GRANDE AND ACROSS VAL VERDE COUNTY INTO EDWARDS COUNTY DURING THE PAST HOUR. NO REPORTS OF SEVERE WEATHER WITH THIS STORM AS OF YET BUT RADAR DISPLAYS HAD GOOD DBZ AND VIL LEVELS WITH THE CELL PLUS A TVS ALARM. FIRST WENT WITH A SEVERE THUNDERSTORM WARNING FOR VAL VERDE COUNTY AS IT MOVED ACROSS THE RIVER THEN UPGRADED TO TORNADO WARNING WHEN THE CELL STARTED INCREASING IN INTENSITY AND BECAME A RIGHT MOVER. THEN THE TVS ALARMED. STILL MORE ACTIVITY SOUTHWEST OF THIS INITIAL DEVELOPMENT SO LOOKS LIKE THE REST OF THIS EVENING AND EARLY FRIDAY MORNING WILL BE ACTIVE ESPECIALLY ACROSS THE HILL COUNTRY INTO CENTRAL TEXAS. GOT OUR FIRST LOOK AT SCAN IN THE NEW AWIPS LOAD. SEEMS TO BE WORKING OKAY. .EWX...NONE.
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 15, 8:13 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 62 min |
| Feb 15, 8:46 PM CST | Tornado Warning | EWX | Edwards, Val Verde | 29 min |
| Feb 15, 9:20 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 25 min |
| Feb 15, 10:29 PM CST | Severe Thunderstorm Warning | EWX | Edwards, Kinney, Val Verde | 46 min |
| Feb 15, 11:08 PM CST | Severe Thunderstorm Warning | EWX | Real, Uvalde | 52 min |
| Feb 15, 11:35 PM CST | Severe Thunderstorm Warning | EWX | Bandera, Real, Uvalde | 55 min |
| Feb 15, 11:35 PM CST | Severe Thunderstorm Warning | EWX | Kerr | 55 min |
| Feb 16, 12:30 AM CST | Severe Thunderstorm Warning | EWX | Gillespie, Kendall, Kerr | 45 min |
| Feb 16, 12:45 AM CST | Severe Thunderstorm Warning | EWX | Bandera, Kendall, Kerr | 45 min |
| Feb 16, 12:45 AM CST | Severe Thunderstorm Warning | EWX | Medina | 45 min |
| Feb 16, 1:15 AM CST | Severe Thunderstorm Warning | EWX | Bandera, Bexar, Medina | 45 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001
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.