Alert archive / Louisiana / Tornado Warnings in 2000

Tornado Warning 64, NWS Jackson, MS

April 23, 2000Catahoula Parish, Concordia Parish, Louisiana

NWS Jackson, MS issued this tornado warning at Apr 23, 2000, 10:17 PM CDT for Catahoula Parish, Concordia Parish, Louisiana. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 23, 2000, 10:17 PM CDT (03:17 UTC)
Expired
Apr 23, 2000, 11:00 PM CDT
In force
43 min
Issued by
NWS Jackson, MS
Area
Whole counties

Counties Catahoula Parish, LA, Concordia Parish, LA

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 23, 8:00 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Jackson, MS (KJAN), launched 00:00Z, 3.3 hours before the alert went out and 178 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, Jackson, MS at 00:00Z on 2000-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 30 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, Jackson, MS at 00:00Z on 2000-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 396 square meters per square second.1939587897117Sfc1 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
30 J/kg
Mixed-layer CIN
-213 J/kg
Mixed-layer LCL
834 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
396 m²/s²
0-3 km storm-relative helicity
517 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

804 
WFUS54 KJAN 240317
TORJAN
LAC025-029-240400-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE JACKSON MS
1017 PM CDT SUN APR 23 2000

THE NATIONAL WEATHER SERVICE IN JACKSON HAS ISSUED A

* TORNADO WARNING FOR...
  CONCORDIA PARISH IN NORTHEAST LOUISIANA
  CATAHOULA PARISH IN NORTHEAST LOUISIANA

* UNTIL 1100 PM CDT

* AT 1017 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 6 MILES WEST OF JONESVILLE...OR ABOUT 22 MILES
  WEST OF FERRIDAY...MOVING EAST AT 25 MPH.

* THE TORNADO IS EXPECTED TO BE...
  NEAR JONESVILLE AT 1025 PM CDT
  NEAR WEST FERRIDAY AT 1055 PM CDT
  NEAR FERRIDAY...VIDALIA AT 1100 PM CDT

TORNADOES AT NIGHT ARE ESPECIALLY DANGEROUS. DO NOT WAIT UNTIL YOU 
SEE OR HEAR THE TORNADO - IT MAY BE TOO LATE. TAKE COVER NOW

74

The office that day

Everything else NWS Jackson, MS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 23, 9:03 PM CDTTornado WarningJANMorehouse42 min
Apr 23, 9:43 PM CDTSevere Thunderstorm WarningJANFranklin, Richland32 min
Apr 23, 9:50 PM CDTSevere Thunderstorm WarningJANCatahoula40 min
Apr 23, 10:11 PM CDTSevere Thunderstorm WarningJANConcordia49 min
Apr 23, 10:14 PM CDTSevere Thunderstorm WarningJANFranklin, Tensas46 min

Nearby

Tornado Warnings in Louisiana, 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.