Alert archive / Arkansas / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 282

May 12, 20004 states

The Storm Prediction Center issued this severe thunderstorm watch at May 12, 2000, 8:45 PM CDT for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: May 12, 2000, 8:45 PM CDT (01:45 UTC)
Expired: May 13, 2000, 2:00 AM CDT
In force: 5 hr
Issued by: the Storm Prediction Center

All 67 counties

Calhoun County, AR, Clark County, AR, Clay County, AR, Cleburne County, AR, Cleveland County, AR, Columbia County, AR, Craighead County, AR, Cross County, AR, Dallas County, AR, Faulkner County, AR, Garland County, AR, Grant County, AR, Greene County, AR, Hempstead County, AR, Hot Spring County, AR, Independence County, AR, Jackson County, AR, Jefferson County, AR, Lafayette County, AR, Lawrence County, AR, Lincoln County, AR, Lonoke County, AR, Miller County, AR, Mississippi County, AR, Monroe County, AR, Nevada County, AR, Ouachita County, AR, Perry County, AR, Poinsett County, AR, Prairie County, AR, Pulaski County, AR, Randolph County, AR, Saline County, AR, Sharp County, AR, St. Francis County, AR, Union County, AR, White County, AR, Woodruff County, AR, Bossier Parish, LA, Caddo Parish, LA, Claiborne Parish, LA, De Soto Parish, LA, Webster Parish, LA, Dunklin County, MO, Pemiscot County, MO, Anderson County, TX, Angelina County, TX, Brazos County, TX, Burleson County, TX, Cass County, TX, Cherokee County, TX, Gregg County, TX, Grimes County, TX, Harrison County, TX, Houston County, TX, Leon County, TX, Madison County, TX, Marion County, TX, Nacogdoches County, TX, Panola County, TX, Polk County, TX, Rusk County, TX, San Augustine County, TX, San Jacinto County, TX, Shelby County, TX, Trinity County, TX, Walker County, TX

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
May 12, 8:55 PM CDT	Severe Thunderstorm Warning	LZK	Garland, Montgomery	35 min
May 12, 9:05 PM CDT	Severe Thunderstorm Warning	LZK	Pulaski	40 min
May 12, 9:05 PM CDT	Severe Thunderstorm Warning	SHV	Nevada	55 min
May 12, 9:06 PM CDT	Severe Thunderstorm Warning	SHV	Hempstead	54 min
May 12, 9:11 PM CDT	Severe Thunderstorm Warning	SHV	Columbia	64 min
May 12, 9:30 PM CDT	Severe Thunderstorm Warning	SHV	Lafayette	45 min
May 12, 9:31 PM CDT	Severe Thunderstorm Warning	LZK	Jefferson	59 min
May 12, 9:38 PM CDT	Severe Thunderstorm Warning	LZK	Grant	52 min
May 12, 9:40 PM CDT	Severe Thunderstorm Warning	LZK	Ouachita	65 min
May 12, 9:43 PM CDT	Severe Thunderstorm Warning	LZK	Clark	62 min
May 12, 9:46 PM CDT	Severe Thunderstorm Warning	LZK	Dallas	59 min
May 12, 9:49 PM CDT	Severe Thunderstorm Warning	LZK	Hot Spring	56 min
May 12, 9:57 PM CDT	Tornado Warning	LZK	Hot Spring	48 min
May 12, 9:58 PM CDT	Severe Thunderstorm Warning	SHV	Marion	47 min
May 12, 10:02 PM CDT	Severe Thunderstorm Warning	SHV	Webster	43 min
May 12, 10:04 PM CDT	Severe Thunderstorm Warning	LZK	Lonoke	56 min
May 12, 10:11 PM CDT	Severe Thunderstorm Warning	SHV	Harrison	64 min
May 12, 10:13 PM CDT	Severe Thunderstorm Warning	LZK	Garland	32 min
May 12, 10:16 PM CDT	Severe Thunderstorm Warning	LZK	Arkansas, Prairie	59 min
May 12, 10:19 PM CDT	Severe Thunderstorm Warning	LZK	Grant	56 min
May 12, 10:28 PM CDT	Severe Thunderstorm Warning	MEG	Crittenden, Cross	47 min
May 12, 10:32 PM CDT	Severe Thunderstorm Warning	SHV	Gregg, Rusk	43 min
May 12, 10:35 PM CDT	Severe Thunderstorm Warning	LZK	Dallas	25 min
May 12, 10:35 PM CDT	Severe Thunderstorm Warning	SHV	Caddo	55 min
May 12, 10:36 PM CDT	Severe Thunderstorm Warning	HGX	Brazos, Grimes	39 min
May 12, 10:38 PM CDT	Severe Thunderstorm Warning	LZK	Monroe	67 min
May 12, 10:41 PM CDT	Severe Thunderstorm Warning	LZK	Cleveland	64 min
May 12, 10:47 PM CDT	Severe Thunderstorm Warning	LZK	Jefferson, Lonoke	58 min
May 12, 10:50 PM CDT	Severe Thunderstorm Warning	SHV	Bossier	40 min
May 12, 10:56 PM CDT	Severe Thunderstorm Warning	HGX	Montgomery, Walker	34 min
May 12, 11:13 PM CDT	Severe Thunderstorm Warning	SHV	Webster	47 min
May 12, 11:17 PM CDT	Severe Thunderstorm Warning	MEG	Clay, Greene	43 min
May 12, 11:36 PM CDT	Severe Thunderstorm Warning	SHV	Rusk	54 min
May 12, 11:50 PM CDT	Severe Thunderstorm Warning	LZK	White	40 min
May 13, 12:12 AM CDT	Severe Thunderstorm Warning	LZK	Woodruff	63 min

The nearest sounding before it

Shreveport, LA (KSHV), launched 00:00Z, 1.8 hours before the alert went out and 44 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: 3398 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 1041 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 77 m²/s²
0-3 km storm-relative helicity: 71 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.5

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.

Issued	Product	Office	Counties	Lasted
May 12, 10:45 PM CDT	Severe Thunderstorm Watch	SPC	Arkansas, Ashley, Bradley, Chicot, Crittenden, Cross and 8 more	6 hr
May 12, 8:15 PM CDT	Severe Thunderstorm Watch	SPC	Bollinger, Butler, Cape Girardeau, Mississippi, New Madrid, Perry and 4 more	5 hr
May 12, 11:15 PM CDT	Severe Thunderstorm Watch	SPC	Mississippi, New Madrid	6 hr
May 12, 8:30 PM CDT	Severe Thunderstorm Watch	SPC	Austin, Bandera, Bastrop, Bexar, Blanco, Brazos and 20 more	6 hr

Nearby

Severe Thunderstorm Watches in Arkansas, 2000 Severe Thunderstorm Watches in Texas, 2000 Severe Thunderstorm Watches in Louisiana, 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.