Alert archive / South Carolina / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 9, NWS Columbia, SC

April 16, 1994Chester County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Apr 16, 1994, 1:05 AM EDT for Chester County, South Carolina. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Apr 16, 1994, 1:05 AM EDT (05:05 UTC)
Expired
Apr 16, 1994, 2:00 AM EDT
In force
55 min
Issued by
NWS Columbia, SC
Area
Whole counties

County Chester County, SC

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 00:00Z, 5.1 hours before the alert went out and 213 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, Athens Municipal, GA at 00:00Z on 1994-04-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 63 joules per kilogram.LCLLFCEL10008507005003002001001 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, Athens Municipal, GA at 00:00Z on 1994-04-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 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
63 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
872 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
273 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

Nearby

Severe Thunderstorm Warnings in South Carolina, 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.