Alert archive / Texas / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 276

May 12, 2000Little River County, Arkansas; 36 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 12, 2000, 5:00 PM CDT for Little River County, Arkansas; 36 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: May 12, 2000, 5:00 PM CDT (22:00 UTC)
Expired: May 12, 2000, 10:00 PM CDT
In force: 5 hr
Issued by: the Storm Prediction Center

All 37 counties

Little River County, AR, Anderson County, TX, Bell County, TX, Bosque County, TX, Bowie County, TX, Camp County, TX, Collin County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Ellis County, TX, Falls County, TX, Fannin County, TX, Franklin County, TX, Freestone County, TX, Henderson County, TX, Hill County, TX, Hopkins County, TX, Hunt County, TX, Johnson County, TX, Kaufman County, TX, Lamar County, TX, Lampasas County, TX, Leon County, TX, Limestone County, TX, McLennan County, TX, Morris County, TX, Navarro County, TX, Rains County, TX, Red River County, TX, Robertson County, TX, Rockwall County, TX, Smith County, TX, Titus County, TX, Upshur County, TX, Van Zandt County, TX, Wood County, TX

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
May 12, 5:00 PM CDT	Severe Thunderstorm Warning	FWD	Fannin	45 min
May 12, 5:04 PM CDT	Severe Thunderstorm Warning	FWD	Ellis	56 min
May 12, 5:12 PM CDT	Severe Thunderstorm Warning	FWD	Ellis, Hill	63 min
May 12, 5:14 PM CDT	Tornado Warning	FWD	Hill	31 min
May 12, 5:19 PM CDT	Severe Thunderstorm Warning	FWD	Collin	56 min
May 12, 5:35 PM CDT	Severe Thunderstorm Warning	FWD	Lamar	55 min
May 12, 5:37 PM CDT	Tornado Warning	FWD	Bosque	23 min
May 12, 5:43 PM CDT	Tornado Warning	FWD	Collin	32 min
May 12, 5:50 PM CDT	Severe Thunderstorm Warning	FWD	Rockwall	25 min
May 12, 5:53 PM CDT	Severe Thunderstorm Warning	FWD	Lampasas	37 min
May 12, 6:01 PM CDT	Tornado Warning	FWD	McLennan	44 min
May 12, 6:01 PM CDT	Tornado Warning	FWD	Delta	29 min
May 12, 6:06 PM CDT	Severe Thunderstorm Warning	FWD	Dallas	39 min
May 12, 6:15 PM CDT	Severe Thunderstorm Warning	FWD	Hunt	45 min
May 12, 6:29 PM CDT	Severe Thunderstorm Warning	FWD	Delta	46 min
May 12, 6:45 PM CDT	Severe Thunderstorm Warning	FWD	McLennan	45 min
May 12, 6:48 PM CDT	Severe Thunderstorm Warning	FWD	Hopkins	57 min
May 12, 6:50 PM CDT	Tornado Warning	FWD	Coryell	25 min
May 12, 6:52 PM CDT	Severe Thunderstorm Warning	FWD	Kaufman	53 min
May 12, 7:09 PM CDT	Severe Thunderstorm Warning	FWD	Lampasas	51 min
May 12, 7:15 PM CDT	Tornado Warning	FWD	Coryell	30 min
May 12, 7:27 PM CDT	Severe Thunderstorm Warning	FWD	McLennan	48 min
May 12, 7:35 PM CDT	Tornado Warning	FWD	Bell	25 min
May 12, 7:40 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	50 min
May 12, 7:59 PM CDT	Tornado Warning	FWD	Bell	31 min
May 12, 8:11 PM CDT	Severe Thunderstorm Warning	FWD	Falls	49 min
May 12, 8:11 PM CDT	Severe Thunderstorm Warning	SHV	Bowie	34 min
May 12, 8:25 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	50 min
May 12, 8:29 PM CDT	Severe Thunderstorm Warning	FWD	Bell	46 min
May 12, 8:35 PM CDT	Severe Thunderstorm Warning	FWD	Henderson, Kaufman	55 min
May 12, 8:36 PM CDT	Severe Thunderstorm Warning	SHV	Howard, Little River, Sevier	39 min
May 12, 8:42 PM CDT	Severe Thunderstorm Warning	SHV	Smith	63 min
May 12, 8:53 PM CDT	Severe Thunderstorm Warning	SHV	Wood	67 min
May 12, 9:15 PM CDT	Severe Thunderstorm Warning	FWD	Van Zandt	45 min
May 12, 9:22 PM CDT	Severe Thunderstorm Warning	SHV	Camp, Upshur	38 min
May 12, 9:26 PM CDT	Severe Thunderstorm Warning	FWD	Henderson, Navarro	49 min
May 12, 9:42 PM CDT	Severe Thunderstorm Warning	SHV	Smith	63 min

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 10.0 hours before the alert went out and 96 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: 1679 J/kg
Mixed-layer CIN: -556 J/kg
Mixed-layer LCL: 907 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 355 m²/s²
0-3 km storm-relative helicity: 486 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 12, 5:00 PM CDT	Severe Thunderstorm Watch	SPC	Baxter, Boone, Carroll, Conway, Crawford, Franklin and 21 more	5 hr
May 12, 6:15 PM CDT	Tornado Watch	SPC	Little River	4 hr

Nearby

Severe Thunderstorm Watches in Texas, 2000 Severe Thunderstorm Watches in Arkansas, 2000 Every severe thunderstorm watch in 2000

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.