Alert archive / Arkansas / Tornado Watches in 2019

Tornado Watch 296

May 29, 201928 counties in Arkansas; 10 counties in Texas

The Storm Prediction Center issued this tornado watch at May 29, 2019, 6:22 PM CDT for 28 counties in Arkansas; 10 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 29, 2019, 6:22 PM CDT (23:22 UTC)
Expired
May 30, 2019, 1:00 AM CDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 38 counties

Calhoun County, AR, Clark County, AR, Cleveland County, AR, Columbia County, AR, Dallas County, AR, Faulkner County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Jackson County, AR, Jefferson County, AR, Lafayette County, AR, Little River County, AR, Lonoke County, AR, Miller County, AR, Montgomery County, AR, Nevada County, AR, Ouachita County, AR, Perry County, AR, Pike County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, Sevier County, AR, White County, AR, Woodruff County, AR, Bowie County, TX, Camp County, TX, Cass County, TX, Franklin County, TX, Morris County, TX, Red River County, TX, Smith County, TX, Titus County, TX, Upshur County, TX, Wood County, TX

The radar

The Little Rock radar (KLZK), 152 km from the middle of the area, began a volume at 23:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
50%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
50%
One or more hailstones of 2 inches or more
10%
Six or more combined severe hail and wind reports
80%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 29, 7:06 PM CDTTornado WarningSHVRed River39 min
May 29, 7:35 PM CDTTornado WarningSHVBowie, Red River40 min
May 29, 7:47 PM CDTFlash Flood WarningLZKHot Spring, Lonoke, Pulaski, Saline3 hr
May 29, 8:02 PM CDTSevere Thunderstorm WarningSHVLittle River58 min
May 29, 8:32 PM CDTTornado WarningSHVLittle River43 min
May 29, 8:49 PM CDTTornado WarningSHVLittle River, Miller41 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Shreveport, LA (KBAD), launched 12:00Z, 11.4 hours before the alert went out and 169 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, Shreveport, LA at 12:00Z on 2019-05-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1385 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, Shreveport, LA at 12:00Z on 2019-05-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 176 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
1385 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
652 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
176 m²/s²
0-3 km storm-relative helicity
242 m²/s²
Significant tornado parameter
0.8
Supercell composite
4.3

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 29, 1:07 AM CDTMesoscale DiscussionSPCBaxter, Benton, Boone, Carroll, Crawford, Franklin and 14 more113 min
May 29, 1:39 AM CDTSevere Thunderstorm WatchSPCCrawford, Franklin, Madison, Sebastian, Washington3 hr
May 29, 3:11 AM CDTMesoscale DiscussionSPCBaxter, Boone, Crawford, Franklin, Izard, Johnson and 8 more94 min
May 29, 3:11 AM CDTSevere Thunderstorm WatchSPCBaxter, Boone, Cleburne, Conway, Fulton, Independence and 13 more5 hr
May 29, 6:06 AM CDTSevere Thunderstorm WatchSPCClay, Craighead, Greene, Mississippi, Poinsett2 hr
May 29, 9:40 AM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Madison, Washington65 min
May 29, 10:04 AM CDTSevere Thunderstorm WatchSPCBenton, Carroll, Crawford, Franklin, Madison, Sebastian and 1 more7 hr
May 29, 12:18 PM CDTMesoscale DiscussionSPCClark, Franklin, Garland, Hempstead, Hot Spring, Howard and 13 more87 min
May 29, 12:46 PM CDTTornado WatchSPCBaxter, Boone, Carroll, Cleburne, Conway, Crawford and 32 more9 hr
May 29, 1:32 PM CDTMesoscale DiscussionSPCBenton, Washington58 min
May 29, 3:12 PM CDTMesoscale DiscussionSPCBaxter, Boone, Carroll, Cleburne, Conway, Crawford and 29 more63 min
May 28, 11:48 PM CDTMesoscale DiscussionSPCCrane, Ector, Glasscock, Midland, Pecos, Reagan and 3 more117 min
May 29, 1:56 AM CDTSevere Thunderstorm WatchSPCAndrews, Borden, Callahan, Coke, Crane, Dawson and 24 more8 hr
May 29, 4:50 AM CDTMesoscale DiscussionSPCArcher, Baylor, Coke, Ector, Fisher, Glasscock and 18 more115 min
May 29, 7:31 AM CDTMesoscale DiscussionSPCArcher, Clay, Collin, Cooke, Denton, Fannin and 7 more119 min
May 29, 8:39 AM CDTSevere Thunderstorm WatchSPCCooke, Denton, Eastland, Erath, Grayson, Hood and 8 more4 hr
May 29, 9:04 AM CDTMesoscale DiscussionSPCAndrews, Baylor, Borden, Callahan, Coke, Crane and 19 more86 min
May 29, 2:14 PM CDTMesoscale DiscussionSPCCrockett, Edwards, Gillespie, Kerr, Kimble, Mason and 5 more2 hr

Nearby

Tornado Watches in Arkansas, 2019Tornado Watches in Texas, 2019Every tornado watch in 2019

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; radar from the NEXRAD Level II archive.