Alert archive / Texas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 333, NWS Fort Worth, TX

July 23, 2003Milam County, Texas

NWS Fort Worth, TX issued this severe thunderstorm warning at Jul 23, 2003, 10:45 AM CDT for Milam County, Texas. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 23, 2003, 10:45 AM CDT (15:45 UTC)
Expired: Jul 23, 2003, 11:45 AM CDT
In force: 60 min
Issued by: NWS Fort Worth, TX
Area: Counties, with a storm outline in the text

County Milam County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 3.8 hours before the alert went out and 229 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 93 J/kg
Mixed-layer CIN: -277 J/kg
Mixed-layer LCL: 1106 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: -1 m²/s²
0-3 km storm-relative helicity: 196 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -2.2

Open this sounding in Storm Lab

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 Fort Worth, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 23, 10:35 AM CDT, 10 minutes earlier.

Area forecast discussion, Jul 23, 10:35 AM CDT, 10 minutes before

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Hazardous weather outlook, Jul 23, 5:30 AM CDT, 5 hours 15 minutes before

TXZ091>095-100>107-115>123-129>135-141>148-156>162-174-175-241100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FORT WORTH TX
530 AM CDT WED JUL 23 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH TEXAS.

.DAY ONE...
SCATTERED SHOWERS AND THUNDERSTORMS WILL OCCUR MAINLY ALONG AND EAST
OF THE I-35 CORRIDOR THROUGH TONIGHT. CLOUD TO GROUND
LIGHTNING...AND BRIEF HEAVY RAIN WILL BE THE MAIN WEATHER THREATS.
HOWEVER...A FEW STORMS COULD BRIEFLY BECOME SEVERE ACROSS THE
SOUTHEASTERN QUARTER OF NORTH TEXAS...GENERALLY EAST OF I-35 AND
SOUTH OF I-20. HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH
COULD ACCOMPANY A COUPLE OF THESE STORMS.

A COLD FRONT BISECTED NORTH TEXAS...EXTENDING SOUTH OF A TYLER....TO
STEPHENVILLE...TO ABILENE LINE BEFORE DAYBREAK. A FEW STORMS MAY
BRIEFLY BECOME SEVERE ACROSS THE SOUTHEASTERN PART OF NORTH TEXAS
WHERE THE INSTABILITIES WILL BE GREATEST.

.DAYS TWO THROUGH SEVEN...

THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS THURSDAY AND
THURSDAY NIGHT. BRIEF HEAVY RAIN AND CLOUD TO GROUND LIGHTNING WILL
BE THE MAIN WEATHER THREATS...THOUGH AN ISOLATED WIND GUST TO 60
MPH...AND QUARTER SIZE HAIL REPORT IS POSSIBLE.

.SPOTTER CALL TO ACTION STATEMENT...

LIMITED SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON MAINLY
ALONG AND EAST OF INTERSTATE 35 AND SOUTH OF INTERSTATE 20.

58

In the hours before

Local storm report, Jul 23, 8:55 AM CDT, 1 hour 50 minutes before

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The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 22, 7:13 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	47 min
Jul 23, 7:27 AM CDT	Severe Thunderstorm Warning	FWD	Leon	18 min
Jul 23, 8:36 AM CDT	Severe Thunderstorm Warning	FWD	Limestone, Robertson	54 min
Jul 23, 9:29 AM CDT	Severe Thunderstorm Warning	FWD	Robertson	61 min

Nearby

Severe Thunderstorm Warnings in Texas, 2003 Every severe thunderstorm warning in 2003

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.