Alert archive / Arkansas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 261, NWS Shreveport, LA

October 9, 1993Lafayette County, Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at Oct 9, 1993, 2:04 AM CDT for Lafayette County, Arkansas. It was in force for 56 min.

The area

The counties it named.

The facts

Issued
Oct 9, 1993, 2:04 AM CDT (07:04 UTC)
Expired
Oct 9, 1993, 3:00 AM CDT
In force
56 min
Issued by
NWS Shreveport, LA
Area
Whole counties

County Lafayette County, AR

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 00:00Z, 7.1 hours before the alert went out and 136 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 00:00Z on 1993-10-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1601 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 00:00Z on 1993-10-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 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
1601 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
1376 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
150 m²/s²
Significant tornado parameter
0.6
Supercell composite
4.8

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
Oct 9, 3:15 AM CDTSevere Thunderstorm WarningSHVBossier, Caddo60 min
Oct 9, 3:15 AM CDTSevere Thunderstorm WarningSHVClaiborne, Webster60 min
Oct 9, 4:19 AM CDTSevere Thunderstorm WarningSHVBossier, Caddo, De Soto56 min
Oct 9, 5:21 AM CDTSevere Thunderstorm WarningSHVDe Soto, Red River69 min
Oct 8, 7:53 PM CDTSevere Thunderstorm WarningSHVHoward, Sevier67 min
Oct 8, 8:55 PM CDTSevere Thunderstorm WarningSHVHoward, Sevier65 min
Oct 8, 10:00 PM CDTSevere Thunderstorm WarningSHVHoward, Sevier60 min
Oct 8, 10:35 PM CDTSevere Thunderstorm WarningSHVHempstead55 min
Oct 8, 10:55 PM CDTSevere Thunderstorm WarningSHVHoward65 min
Oct 8, 11:25 PM CDTSevere Thunderstorm WarningSHVLittle River65 min
Oct 8, 11:35 PM CDTFlash Flood WarningSHVHoward, Sevier4 hr
Oct 8, 11:55 PM CDTSevere Thunderstorm WarningSHVSevier65 min
Oct 9, 12:43 AM CDTSevere Thunderstorm WarningSHVHempstead, Little River62 min
Oct 9, 1:45 AM CDTSevere Thunderstorm WarningSHVLafayette, Miller60 min
Oct 9, 2:04 AM CDTSevere Thunderstorm WarningSHVCass56 min
Oct 9, 2:19 AM CDTSevere Thunderstorm WarningSHVHarrison56 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 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.