Alert archive / Texas / Tornado Warnings in 1999
Tornado Warning 9, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this tornado warning at Mar 12, 1999, 5:21 PM CST for Burnet County, Travis County, Texas. It was in force for 64 min. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 12, 1999, 5:21 PM CST (23:21 UTC)
- Expired
- Mar 12, 1999, 6:25 PM CST
- In force
- 64 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Burnet County, TX, Travis County, TX
The radar
The Ft Hood radar (KGRK), 60 km from the middle of the area, began a volume at 23:21 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 12, 5:40 PM CST | Tornado F0 | Marble Falls, TX | |
| Mar 12, 5:57 PM CST | Hail 2.75 | Marble Falls, TX | |
| Mar 12, 6:02 PM CST | Hail 1.75 | Lago Vista, TX | |
| Mar 12, 6:32 PM CST | Hail 1.75 | Pflugerville, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 12, 3:45 PM CST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 11.4 hours before the alert went out and 261 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
- 2 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 511 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 288 m²/s²
- 0-3 km storm-relative helicity
- 416 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KEWX 122324 COR TORSAT TXC053-453-130025- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING...CORRECTION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 521 PM CST FRI MAR 12 1999 THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A * TORNADO WARNING FOR... SOUTHERN BURNET IN TEXAS TRAVIS IN TEXAS * UNTIL 625 PM CST * AT AT 515 PM CST... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO NEAR MARBLE FALLS... MOVING SOUTHEAST AT 25 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... MARBLE FALLS AT 520 PM CST SPICEWOOD AT 530 PM CST WESTERN LAKE TRAVIS AT 540 PM CST IF YOU ARE IN A MULTIPLE STORY BUILDING...GO TO A SMALL INTERIOR ROOM AWAY FROM WINDOWS. DO NOT USE YOUR CAR TO OUTRUN A TORNADO. CARS ARE EASILY TOSSED AROUND BY TORNADIC WINDS. IF YOU ARE CAUGHT IN THE PATH OF A TORNADO... LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO STRUCTURE IS NEARBY...SEEK SAFETY IN A DITCH OR LOW SPOT. BE MINDFUL OF RISING WATERS. CP
What forecasters said that day
The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Mar 12, 2:45 PM CST, 2 hours 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
245 PM CST FRI MAR 12 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM LOMA ALTA TX 1.75 INCH HAIL
03/12/99 VAL VERDE SHERIFF REPORT
LASTED 20 MINUTESLocal storm report, Mar 12, 2:45 PM CST, 2 hours 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
245 PM CST FRI MAR 12 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM LOMA ALTA TX 1.75 INCH HAIL
03/12/99 VAL VERDE SHERIFF REPORT
LASTED 20 MINUTESLocal storm report, Mar 12, 5:05 PM CST, 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
505 PM CST FRI MAR 12 1999
TIME(CST) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM LOMA ALTA TX 1.75 INCH HAIL
03/12/99 VAL VERDE SHERIFF REPORT
LASTED 20 MINUTES
0410 PM LLANO TX 1.75 INCH HAIL
03/12/99 2 NE TOW SHERIFF REPORTThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 12, 11:09 AM CST | Severe Thunderstorm Warning | EWX | Burnet, Williamson | 41 min |
| Mar 12, 12:34 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 61 min |
| Mar 12, 12:39 PM CST | Severe Thunderstorm Warning | EWX | Burnet | 46 min |
| Mar 12, 1:15 PM CST | Severe Thunderstorm Warning | EWX | Edwards | 60 min |
| Mar 12, 1:47 PM CST | Tornado Warning | EWX | Edwards, Val Verde | 63 min |
| Mar 12, 2:50 PM CST | Severe Thunderstorm Warning | EWX | Edwards, Kinney, Real, Val Verde | 60 min |
| Mar 12, 3:39 PM CST | Severe Thunderstorm Warning | EWX | Burnet | 61 min |
| Mar 12, 3:53 PM CST | Tornado Warning | EWX | Kinney | 42 min |
| Mar 12, 4:03 PM CST | Severe Thunderstorm Warning | EWX | Llano | 62 min |
| Mar 12, 4:17 PM CST | Severe Thunderstorm Warning | EWX | Uvalde | 58 min |
| Mar 12, 4:45 PM CST | Severe Thunderstorm Warning | EWX | Burnet | 60 min |
| Mar 12, 5:16 PM CST | Severe Thunderstorm Warning | EWX | Uvalde | 59 min |
| Mar 12, 5:35 PM CST | Tornado Warning | EWX | Medina, Uvalde | 60 min |
Nearby
Tornado Warnings in Texas, 1999Every tornado warning in 1999Tornadoes in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.