Alert archive / Texas / Severe Thunderstorm Watches in 1997

Severe Thunderstorm Watch 448

June 15, 19977 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Jun 15, 1997, 10:45 PM CDT for 7 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 15, 1997, 10:45 PM CDT (03:45 UTC)
Expired
Jun 16, 1997, 4:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center

Counties Edwards County, TX, Kinney County, TX, Real County, TX, Terrell County, TX, Uvalde County, TX, Val Verde County, TX, Zavala County, TX

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 15, 10:58 PM CDTSevere Thunderstorm WarningMAFTerrell47 min
Jun 15, 11:06 PM CDTSevere Thunderstorm WarningEWXVal Verde69 min
Jun 16, 12:07 AM CDTSevere Thunderstorm WarningEWXVal Verde68 min
Jun 16, 12:12 AM CDTSevere Thunderstorm WarningMAFTerrell48 min
Jun 16, 12:59 AM CDTSevere Thunderstorm WarningMAFTerrell36 min
Jun 16, 1:44 AM CDTFlash Flood WarningMAFTerrell3 hr
Jun 16, 1:45 AM CDTFlash Flood WarningEWXVal Verde2 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 3.8 hours before the alert went out and 80 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, Del Rio, TX at 00:00Z on 1997-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4168 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, Del Rio, TX at 00:00Z on 1997-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 85 square meters per square second.19395878Sfc1 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
4168 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
925 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
85 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
2.9
Supercell composite
10.8

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.

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 16, 2:30 PM CDTSevere Thunderstorm WatchSPCArmstrong, Bailey, Briscoe, Carson, Castro, Childress and 33 more6 hr
Jun 16, 3:30 PM CDTSevere Thunderstorm WatchSPCHansford, Hemphill, Hutchinson, Lipscomb, Moore, Ochiltree and 2 more5 hr
Jun 16, 4:15 PM CDTTornado WatchSPCArcher, Baylor, Clay, Cooke, Fannin, Foard and 8 more6 hr
Jun 16, 6:00 PM CDTTornado WatchSPCAnderson, Angelina, Bosque, Bowie, Brown, Callahan and 61 more6 hr

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.