Alert archive / Arkansas / Tornado Warnings in 2000

Tornado Warning 18, NWS Shreveport, LA

April 23, 2000Little River County, Sevier County, Arkansas

NWS Shreveport, LA issued this tornado warning at Apr 23, 2000, 4:27 PM CDT for Little River County, Sevier County, Arkansas. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Apr 23, 2000, 4:27 PM CDT (21:27 UTC)
Expired
Apr 23, 2000, 5:30 PM CDT
In force
63 min
Issued by
NWS Shreveport, LA
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Little River County, AR, Sevier County, AR

The radar

The Shreveport radar (KSHV), 159 km from the middle of the area, began a volume at 21:26 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 23, 1:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Shreveport, LA (KSHV), launched 12:00Z, 9.5 hours before the alert went out and 158 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 2000-04-23Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Shreveport, LA at 12:00Z on 2000-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 271 square meters per square second.1939587897Sfc1 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
721 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
271 m²/s²
0-3 km storm-relative helicity
416 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

172 
WFUS54 KSHV 232128
TORSHV
ARC081-133-232230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SHREVEPORT LA
427 PM CDT SUN APR 23 2000

THE NATIONAL WEATHER SERVICE IN SHREVEPORT HAS ISSUED A

* TORNADO WARNING FOR...
  LITTLE RIVER COUNTY IN ARKANSAS
  SOUTHERN SEVIER COUNTY IN ARKANSAS

* UNTIL 530 PM CDT

* AT 427 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO OVER 
  HORATIO...MOVING   SOUTHEAST AT 25MPH.

REPEATING...THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
FOR...
  LITTLE RIVER COUNTY IN ARKANSAS
  SOUTHERN SEVIER COUNTY IN ARKANSAS
UNTIL 530 PM CDT.

LAT...LON 3406 9434 3373 9445 3359 9405 3379 9398

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 23, 3:40 PM CDTSevere Thunderstorm WarningSHVSevier65 min
Apr 23, 3:55 PM CDTTornado WarningSHVSevier65 min
Apr 23, 4:46 PM CDTSevere Thunderstorm WarningSHVHoward59 min
Apr 23, 4:58 PM CDTTornado WarningSHVHoward62 min
Apr 23, 5:05 PM CDTSevere Thunderstorm WarningSHVMiller25 min
Apr 23, 5:21 PM CDTTornado WarningSHVLafayette54 min
Apr 23, 6:03 PM CDTSevere Thunderstorm WarningSHVColumbia57 min
Apr 23, 6:11 PM CDTSevere Thunderstorm WarningSHVMiller34 min
Apr 23, 6:43 PM CDTSevere Thunderstorm WarningSHVLafayette47 min

Nearby

Tornado Warnings in Arkansas, 2000Every tornado warning in 2000Tornadoes 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; radar from the NEXRAD Level II archive.