Alert archive / Arkansas / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 50, NWS Shreveport, LA

April 11, 1994Pike County, Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at Apr 11, 1994, 6:59 PM CDT for Pike County, Arkansas. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Apr 11, 1994, 6:59 PM CDT (23:59 UTC)
Expired
Apr 11, 1994, 8:00 PM CDT
In force
61 min
Issued by
NWS Shreveport, LA
Area
Whole counties

County Pike County, AR

The nearest sounding before it

Springfield, MO (KUMN), launched 12:00Z, 12.0 hours before the alert went out and 305 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, Springfield, MO at 12:00Z on 1994-04-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Springfield, MO at 12:00Z on 1994-04-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 575 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
520 m above ground
0-6 km bulk shear
77 kt
0-1 km storm-relative helicity
575 m²/s²
0-3 km storm-relative helicity
872 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.9

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, 5:44 PM CDTSevere Thunderstorm WarningSHVCass, Marion61 min
Apr 11, 6:30 PM CDTSevere Thunderstorm WarningSHVBowie60 min
Apr 11, 6:45 PM CDTSevere Thunderstorm WarningSHVCass, Harrison, Marion75 min
Apr 11, 6:45 PM CDTSevere Thunderstorm WarningSHVGregg75 min
Apr 11, 6:30 PM CDTSevere Thunderstorm WarningSHVHempstead, Howard, Little River, Miller60 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 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.