Alert archive / Arkansas / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 320

May 24, 200542 counties in Arkansas; 12 counties in Oklahoma

The Storm Prediction Center issued this severe thunderstorm watch at May 24, 2005, 10:55 AM CDT for 42 counties in Arkansas; 12 counties in Oklahoma. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
May 24, 2005, 10:55 AM CDT (15:55 UTC)
Expired
May 24, 2005, 7:00 PM CDT
In force
8 hr
Issued by
the Storm Prediction Center
All 54 counties

Benton County, AR, Boone County, AR, Calhoun County, AR, Carroll County, AR, Clark County, AR, Cleveland County, AR, Conway County, AR, Crawford County, AR, Dallas County, AR, Drew County, AR, Faulkner County, AR, Franklin County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Jefferson County, AR, Johnson County, AR, Lincoln County, AR, Little River County, AR, Logan County, AR, Lonoke County, AR, Madison County, AR, Marion County, AR, Montgomery County, AR, Nevada County, AR, Newton County, AR, Ouachita County, AR, Perry County, AR, Pike County, AR, Polk County, AR, Pope County, AR, Pulaski County, AR, Saline County, AR, Scott County, AR, Searcy County, AR, Sebastian County, AR, Sevier County, AR, Van Buren County, AR, Washington County, AR, Yell County, AR, Adair County, OK, Cherokee County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, Mayes County, OK, McCurtain County, OK, Muskogee County, OK, Rogers County, OK, Sequoyah County, OK, Wagoner County, OK

The radar

The Western Arkansas radar (KSRX), 87 km from the middle of the area, began a volume at 15:54 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 24, 3:27 PM CDTSevere Thunderstorm WarningLZKGrant33 min
May 24, 3:56 PM CDTSevere Thunderstorm WarningLZKGrant, Jefferson29 min
May 24, 4:06 PM CDTSevere Thunderstorm WarningTSAAdair, Cherokee54 min
May 24, 4:09 PM CDTTornado WarningTSACherokee51 min
May 24, 4:14 PM CDTTornado WarningTSASequoyah61 min
May 24, 4:18 PM CDTSevere Thunderstorm WarningTSAMuskogee57 min
May 24, 4:31 PM CDTSevere Thunderstorm WarningTSAHaskell70 min
May 24, 4:33 PM CDTSevere Thunderstorm WarningLZKMontgomery, Yell30 min
May 24, 4:45 PM CDTSevere Thunderstorm WarningLZKGarland, Hot Spring45 min
May 24, 4:46 PM CDTFlash Flood WarningTSACherokee119 min
May 24, 4:50 PM CDTSevere Thunderstorm WarningTSALeFlore85 min
May 24, 5:24 PM CDTSevere Thunderstorm WarningLZKGarland, Hot Spring51 min
May 24, 5:33 PM CDTFlash Flood WarningTSAHaskell, LeFlore, Sequoyah117 min
May 24, 5:42 PM CDTSevere Thunderstorm WarningTSASebastian76 min
May 24, 5:45 PM CDTTornado WarningTSALeFlore60 min
May 24, 6:02 PM CDTSevere Thunderstorm WarningLZKLogan, Scott43 min
May 24, 6:06 PM CDTFlash Flood WarningLZKGarland, Hot Spring3 hr
May 24, 6:12 PM CDTSevere Thunderstorm WarningLZKClark, Dallas, Garland, Hot Spring30 min
May 24, 6:30 PM CDTSevere Thunderstorm WarningTSAHaskell, Sequoyah43 min
May 24, 6:31 PM CDTSevere Thunderstorm WarningLZKMontgomery, Polk59 min
May 24, 6:37 PM CDTSevere Thunderstorm WarningTSALeFlore54 min
May 24, 6:41 PM CDTSevere Thunderstorm WarningLZKLogan, Scott, Yell64 min
May 24, 6:46 PM CDTSevere Thunderstorm WarningLZKDallas44 min
May 24, 7:00 PM CDTSevere Thunderstorm WarningLZKDallas, Ouachita45 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

Springfield, MO (KSGF), launched 12:00Z, 3.9 hours before the alert went out and 184 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, Springfield, MO at 12:00Z on 2005-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Springfield, MO at 12:00Z on 2005-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2363 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 2:35 AM CDTSevere Thunderstorm WatchSPCBenton, Crawford, Franklin, Logan, Madison, Montgomery and 4 more7 hr
May 24, 5:40 AM CDTMesoscale DiscussionSPCBenton, Carroll, Crawford, Franklin, Logan, Madison and 5 more95 min
May 24, 9:13 AM CDTMesoscale DiscussionSPCBenton32 min
May 24, 10:30 AM CDTMesoscale DiscussionSPCArkansas, Benton, Boone, Calhoun, Carroll, Clark and 37 more90 min
May 24, 12:43 PM CDTMesoscale DiscussionSPCAshley, Bradley, Calhoun, Chicot, Cleveland, Desha and 3 more2 hr
May 24, 1:21 PM CDTMesoscale DiscussionSPCBenton, Boone, Carroll, Clark, Cleveland, Conway and 31 more114 min
May 24, 3:42 PM CDTMesoscale DiscussionSPCClark, Cleveland, Conway, Crawford, Dallas, Faulkner and 25 more93 min
May 24, 4:50 PM CDTSevere Thunderstorm WatchSPCBradley, Calhoun, Clark, Columbia, Crawford, Dallas and 23 more7 hr
May 23, 7:30 PM CDTMesoscale DiscussionSPCCimarron, Texas2 hr
May 23, 10:55 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Garfield, Grant, Harper, Woods6 hr
May 24, 1:14 AM CDTMesoscale DiscussionSPCAlfalfa, Creek, Garfield, Grant, Harper, Kay and 18 more91 min

Nearby

Severe Thunderstorm Watches in Arkansas, 2005Severe Thunderstorm Watches in Oklahoma, 2005Every severe thunderstorm watch in 2005

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.