Alert archive / Louisiana / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 101, NWS Shreveport, LA

April 14, 1993Bienville Parish, Winn Parish, Louisiana

NWS Shreveport, LA issued this severe thunderstorm warning at Apr 14, 1993, 4:52 PM CDT for Bienville Parish, Winn Parish, Louisiana. It was in force for 68 min.

The area

The counties it named.

The facts

Issued
Apr 14, 1993, 4:52 PM CDT (21:52 UTC)
Expired
Apr 14, 1993, 6:00 PM CDT
In force
68 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Bienville Parish, LA, Winn Parish, LA

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 9.9 hours before the alert went out and 166 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, Longview/Gregg, TX at 12:00Z on 1993-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 484 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, Longview/Gregg, TX at 12:00Z on 1993-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 291 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
484 J/kg
Mixed-layer CIN
-195 J/kg
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
291 m²/s²
0-3 km storm-relative helicity
492 m²/s²
Significant tornado parameter
0.0
Supercell composite
7.2

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 14, 12:32 PM CDTSevere Thunderstorm WarningSHVBienville, Claiborne, Lincoln, Webster58 min
Apr 14, 4:31 PM CDTSevere Thunderstorm WarningSHVSabine59 min
Apr 14, 4:31 PM CDTSevere Thunderstorm WarningSHVDe Soto, Natchitoches, Red River59 min
Apr 14, 5:10 PM CDTSevere Thunderstorm WarningSHVJackson, Lincoln, Ouachita65 min
Apr 14, 5:15 PM CDTSevere Thunderstorm WarningSHVMorehouse, Union60 min
Apr 14, 5:36 PM CDTSevere Thunderstorm WarningSHVCaldwell69 min
Apr 14, 6:04 PM CDTSevere Thunderstorm WarningSHVFranklin, Morehouse, Richland56 min
Apr 14, 6:04 PM CDTSevere Thunderstorm WarningSHVUnion56 min
Apr 14, 6:34 PM CDTSevere Thunderstorm WarningSHVEast Carroll, Madison, West Carroll71 min
Apr 14, 11:04 AM CDTSevere Thunderstorm WarningSHVMiller56 min
Apr 14, 11:43 AM CDTSevere Thunderstorm WarningSHVColumbia, Lafayette62 min
Apr 14, 10:25 AM CDTSevere Thunderstorm WarningSHVRusk65 min

Nearby

Severe Thunderstorm Warnings in Louisiana, 1993Every severe thunderstorm warning in 1993

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.