Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 132, NWS San Angelo, TX

June 14, 2001Brown County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Jun 14, 2001, 10:27 PM CDT for Brown County, Texas. It was in force for 48 min. 1 report 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
Jun 14, 2001, 10:27 PM CDT (03:27 UTC)
Expired
Jun 14, 2001, 11:15 PM CDT
In force
48 min
Issued by
NWS San Angelo, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Brown County, TX

What was reported inside it

TimeReportWhereRemark
Jun 14, 10:33 PM CDTHail 1.75Early, TXGolf ball size hail fell across central Brown County.

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 nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 3.5 hours before the alert went out and 199 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 00:00Z on 2001-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3384 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2001-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.193958Sfc1 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
3384 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
1401 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
91 m²/s²
Significant tornado parameter
0.6
Supercell composite
5.0

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS San Angelo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 14, 10:07 PM CDT, 20 minutes earlier.

Area forecast discussion, Jun 14, 10:07 PM CDT, 20 minutes before
WEST CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE SAN ANGELO TX
1007 PM CDT THU JUN 14 2001

LATE THIS EVENING A DRYLINE WAS RETREATING NORTHWESTWARD ACROSS OUR
CENTRAL COUNTIES. LARGE DEWPOINT GRADIENT EXISTS ACROSS OUR CWFA. TAIL
END OF WEAK COLD FRONT ADVANCING DOWN INTO CONCHO VALLEY FROM BIG
COUNTRY. THESE TWO BOUNDARIES TO COLLIDE NEXT FEW HOURS WITH COLD FRONT
OVERTAKING DRYLINE. WILL SEND A ZONE UPDATE TO ADJUST WINDS OVERNIGHT.
SINCE ISOLATED STORM DEVELOPMENT CANNOT BE RULED OUT...WILL CARRY A LESS
THAN 20 POP ACROSS ALL OF OUR CWFA.

.SJT...NONE.

19

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 15, 2:07 AM CDTSevere Thunderstorm WarningSJTConcho53 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning in 2001

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.