Alert archive / Louisiana / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 66, NWS Shreveport, LA

April 12, 1994Franklin Parish, Madison Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Apr 12, 1994, 2:16 AM CDT for Franklin Parish, Madison Parish, Louisiana. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Apr 12, 1994, 2:16 AM CDT (07:16 UTC)
Expired
Apr 12, 1994, 3:15 AM CDT
In force
59 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Franklin Parish, LA, Madison Parish, LA

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 00:00Z, 7.3 hours before the alert went out and 278 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, Slidell Radar S, LA at 00:00Z on 1994-04-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1195 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, Slidell Radar S, LA at 00:00Z on 1994-04-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.1939Sfc1 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
1195 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
615 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.4

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 11, 8:45 PM CDTSevere Thunderstorm WarningSHVBossier, Caddo90 min
Apr 11, 10:12 PM CDTSevere Thunderstorm WarningSHVBossier, Caddo63 min
Apr 11, 10:12 PM CDTSevere Thunderstorm WarningSHVWebster63 min
Apr 12, 12:53 AM CDTSevere Thunderstorm WarningSHVNatchitoches67 min
Apr 12, 12:53 AM CDTSevere Thunderstorm WarningSHVJackson, Ouachita67 min
Apr 12, 12:53 AM CDTSevere Thunderstorm WarningSHVUnion67 min
Apr 12, 1:19 AM CDTSevere Thunderstorm WarningSHVCaldwell56 min
Apr 12, 1:43 AM CDTSevere Thunderstorm WarningSHVMorehouse, Richland62 min
Apr 12, 2:16 AM CDTSevere Thunderstorm WarningSHVEast Carroll, West Carroll59 min
Apr 11, 7:25 PM CDTSevere Thunderstorm WarningSHVRusk80 min
Apr 11, 7:25 PM CDTSevere Thunderstorm WarningSHVBowie80 min
Apr 11, 7:46 PM CDTSevere Thunderstorm WarningSHVCass, Harrison, Marion74 min
Apr 11, 7:46 PM CDTSevere Thunderstorm WarningSHVGregg74 min
Apr 11, 7:25 PM CDTSevere Thunderstorm WarningSHVHempstead, Lafayette, Nevada80 min
Apr 11, 10:54 PM CDTSevere Thunderstorm WarningSHVColumbia51 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1994Every severe thunderstorm warning in 1994

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.