Alert archive / Texas / Tornado Watches in 1997
Tornado Watch 45
The Storm Prediction Center issued this tornado watch at Feb 19, 1997, 9:45 PM CST for 24 counties in Texas. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 19, 1997, 9:45 PM CST (03:45 UTC)
- Expired
- Feb 20, 1997, 3:00 AM CST
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 24 counties
Atascosa County, TX, Bandera County, TX, Bee County, TX, Bexar County, TX, Crockett County, TX, Dimmit County, TX, Edwards County, TX, Frio County, TX, Gillespie County, TX, Kendall County, TX, Kerr County, TX, Kimble County, TX, Kinney County, TX, La Salle County, TX, Live Oak County, TX, Mason County, TX, Maverick County, TX, McMullen County, TX, Medina County, TX, Real County, TX, Sutton County, TX, Uvalde County, TX, Val Verde County, TX, Zavala County, TX
Warnings issued inside it
3 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 19, 9:51 PM CST | Severe Thunderstorm Warning | EWX | Val Verde | 69 min |
| Feb 19, 10:28 PM CST | Severe Thunderstorm Warning | SJT | Crockett | 62 min |
| Feb 19, 11:46 PM CST | Flash Flood Warning | EWX | Val Verde | 4 hr |
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 3.8 hours before the alert went out and 127 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
- 810 J/kg
- Mixed-layer CIN
- -31 J/kg
- Mixed-layer LCL
- 917 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 109 m²/s²
- 0-3 km storm-relative helicity
- 193 m²/s²
- Significant tornado parameter
- 0.6
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
888
WWUS9 KMKC 200419
SEL5
MKC WW 200419
TXZ000-200900-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 45
STORM PREDICTION CENTER NORMAN OK
1019 PM CST WED FEB 19 1997
A...THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR
PARTS OF SOUTHWEST AND SOUTH CENTRAL TEXAS
EFFECTIVE FROM 945 PM UNTIL 300 AM CST THIS WEDNESDAY NIGHT AND
THURSDAY MORNING.
TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING
THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS.
THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES EAST AND WEST
OF A LINE FROM 55 MILES WEST NORTHWEST OF JUNCTION TEXAS TO 25
MILES EAST SOUTHEAST OF COTULLA TEXAS.
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.
$$
C...TORNADOES AND A FEW SVR TSTMS WITH HAIL SFC AND ALF TO 2
INCHES. EXTRM TURBC AND SFC WIND GUSTS TO 65 KNOTS. A FEW CBS
WITH MAX TOPS TO 500. MEAN WIND VECTOR 18035.
D...CLUSTER OF THUNDERSTORMS INTENSIFYING AHEAD OF SURFACE AND
UPPER COLD FRONTS IN WARM SECTOR OF SURFACE LOW. STRONG LOW LEVEL
WIND SHEAR/VEERING INDICATES POTENTIAL FOR SUPERCELLS AS AIR MASS
UNSTABLE PER 1000 J/KG CAPES.
E...OTR TSTMS...
...ROGASHSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 20, 5:00 AM CST | Tornado Watch | SPC | Atascosa, Bastrop, Bell, Bexar, Blanco, Bosque and 56 more | 6 hr |
| Feb 20, 11:00 AM CST | Tornado Watch | SPC | Anderson, Bell, Bosque, Brazos, Burleson, Burnet and 34 more | 6 hr |
| Feb 20, 11:00 AM CST | Tornado Watch | SPC | Atascosa, Austin, Bastrop, Bee, Bexar, Blanco and 32 more | 6 hr |
| Feb 20, 3:30 PM CST | Tornado Watch | SPC | Anderson, Angelina, Bowie, Brazoria, Camp, Cass and 43 more | 6 hr |
Nearby
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.