Alert archive / Texas / Severe Thunderstorm Watches in 1997

Severe Thunderstorm Watch 306

May 19, 199733 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 19, 1997, 4:00 PM CDT for 33 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 19, 1997, 4:00 PM CDT (21:00 UTC)
Expired
May 19, 1997, 10:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 33 counties

Bosque County, TX, Brown County, TX, Coleman County, TX, Collin County, TX, Comanche County, TX, Concho County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Eastland County, TX, Ellis County, TX, Erath County, TX, Hamilton County, TX, Hill County, TX, Hood County, TX, Hunt County, TX, Johnson County, TX, Lampasas County, TX, Llano County, TX, Mason County, TX, McCulloch County, TX, Menard County, TX, Mills County, TX, Palo Pinto County, TX, Parker County, TX, Rockwall County, TX, San Saba County, TX, Schleicher County, TX, Somervell County, TX, Sutton County, TX, Tarrant County, TX, Wise County, TX

The radar

The Dyess AFB radar (KDYX), 99 km from the middle of the area, began a volume at 21:02 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.

Warnings issued inside it

11 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 19, 4:28 PM CDTTornado WarningSJTBrown62 min
May 19, 4:54 PM CDTSevere Thunderstorm WarningSJTColeman46 min
May 19, 5:09 PM CDTSevere Thunderstorm WarningFWDEastland, Erath66 min
May 19, 5:10 PM CDTSevere Thunderstorm WarningSJTBrown65 min
May 19, 5:20 PM CDTSevere Thunderstorm WarningSJTSutton65 min
May 19, 5:26 PM CDTFlash Flood WarningFWDDenton3 hr
May 19, 6:41 PM CDTSevere Thunderstorm WarningFWDCollin64 min
May 19, 7:11 PM CDTFlash Flood WarningFWDCollin3 hr
May 19, 7:39 PM CDTFlash Flood WarningFWDDallas3 hr
May 19, 8:39 PM CDTFlash Flood WarningFWDDenton2 hr
May 19, 8:48 PM CDTFlash Flood WarningFWDHunt, Kaufman3 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 9.0 hours before the alert went out and 200 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.

Skew-T log-pSkew-T log-p diagram, Fort Worth, TX at 12:00Z on 1997-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1092 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 12:00Z on 1997-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1092 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
706 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

Nearby

Severe Thunderstorm Watches in Texas, 1997Every severe thunderstorm watch in 1997

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.