Alert archive / Arkansas / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 84, NWS Shreveport, LA

March 30, 1993Lafayette County, Nevada County, Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at Mar 30, 1993, 5:33 PM CST for Lafayette County, Nevada County, Arkansas. It was in force for 57 min.

The area

The counties it named.

The facts

Issued
Mar 30, 1993, 5:33 PM CST (23:33 UTC)
Expired
Mar 30, 1993, 6:30 PM CST
In force
57 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Lafayette County, AR, Nevada County, AR

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 11.6 hours before the alert went out and 163 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 1993-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1392 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 1993-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 square meters per square second.193958Sfc1 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
1392 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
542 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
124 m²/s²
Significant tornado parameter
0.7
Supercell composite
3.6

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
Mar 30, 11:15 AM CSTSevere Thunderstorm WarningSHVFranklin, Richland60 min
Mar 30, 11:54 AM CSTSevere Thunderstorm WarningSHVEast Carroll, West Carroll66 min
Mar 30, 3:25 PM CSTSevere Thunderstorm WarningSHVMadison60 min
Mar 30, 3:29 PM CSTSevere Thunderstorm WarningSHVDe Soto, Natchitoches, Sabine61 min
Mar 30, 3:29 PM CSTSevere Thunderstorm WarningSHVRed River61 min
Mar 30, 3:46 PM CSTSevere Thunderstorm WarningSHVBossier, Caddo74 min
Mar 30, 4:31 PM CSTSevere Thunderstorm WarningSHVBossier, Caddo, Red River89 min
Mar 30, 4:31 PM CSTSevere Thunderstorm WarningSHVWebster89 min
Mar 30, 4:31 PM CSTSevere Thunderstorm WarningSHVNatchitoches, Winn89 min
Mar 30, 5:17 PM CSTSevere Thunderstorm WarningSHVDe Soto28 min
Mar 30, 5:33 PM CSTSevere Thunderstorm WarningSHVCaldwell57 min
Mar 30, 5:44 PM CSTSevere Thunderstorm WarningSHVJackson61 min
Mar 30, 3:24 PM CSTSevere Thunderstorm WarningSHVHempstead, Nevada, Pike66 min
Mar 30, 5:21 PM CSTSevere Thunderstorm WarningSHVColumbia69 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.