Alert archive / Texas / Tornado Warnings in 2002
Tornado Warning 12, NWS Brownsville, TX
NWS Brownsville, TX issued this tornado warning at Dec 30, 2002, 5:12 PM CST for 4 counties in Texas. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Dec 30, 2002, 5:12 PM CST (23:12 UTC)
- Expired
- Dec 30, 2002, 6:00 PM CST
- In force
- 48 min
- Issued by
- NWS Brownsville, TX
- Area
- Counties, with a storm outline in the text
Counties Brooks County, TX, Jim Hogg County, TX, Starr County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 165 km from the middle of the area, began a volume at 23:12 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Dec 30, 4:35 PM CST | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Brownsville Intl, TX (KBRO), launched 12:00Z, 11.2 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
- 126 J/kg
- Mixed-layer CIN
- -396 J/kg
- Mixed-layer LCL
- 665 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 149 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
436 WFUS54 KBRO 302312 TORBRO TXC047-247-427-505-310000- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE BROWNSVILLE TX 511 PM CST MON DEC 30 2002 THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A * TORNADO WARNING FOR... NORTHERN STARR COUNTY IN DEEP SOUTH TEXAS SOUTHWESTERN BROOKS COUNTY IN DEEP SOUTH TEXAS SOUTHEASTERN ZAPATA COUNTY IN DEEP SOUTH TEXAS SOUTHERN JIM HOGG COUNTY IN DEEP SOUTH TEXAS * UNTIL 600 PM CST * AT 500 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 13 MILES SOUTHWEST OF GUERRA...OR 15 MILES NORTHEAST OF FALCON DAM...MOVING EAST AT 30 MPH. * THE TORNADO IS EXPECTED TO BE NEAR... GUERRA BY 520 PM CST. DO NOT USE HIGHWAY OVERPASSES FOR SHELTER. OVERPASSES DO NOT PROVIDE PROTECTION FROM TORNADIC WINDS. VEHICLES STOPPED UNDER BRIDGES BLOCK TRAFFIC AND PREVENT PEOPLE FROM GETTING OUT OF THE STORMS PATH AND TO SHELTER. IF YOU CANNOT DRIVE AWAY FROM THE TORNADO...GET OUT OF YOUR VEHICLE AND LIE FLAT IN A DITCH AS A LAST RESORT. IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. LAT...LON 2683 9906 2665 9903 2677 9835 2712 9851 PHILO
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 30, 4:56 PM CST | Severe Thunderstorm Warning | BRO | Jim Hogg, Zapata | 34 min |
| Dec 30, 5:01 PM CST | Severe Thunderstorm Warning | BRO | Jim Hogg, Starr, Zapata | 44 min |
| Dec 30, 5:09 PM CST | Tornado Warning | BRO | Jim Hogg, Zapata | 51 min |
| Dec 30, 5:35 PM CST | Tornado Warning | BRO | Brooks | 40 min |
| Dec 30, 5:59 PM CST | Tornado Warning | BRO | Brooks, Hidalgo, Kenedy | 46 min |
Nearby
Tornado Warnings in Texas, 2002Every tornado warning in 2002Tornadoes in 2002
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; radar from the NEXRAD Level II archive.