Alert archive / South Carolina / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 121, NWS Columbia, SC

July 11, 1995Calhoun County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jul 11, 1995, 4:23 PM EDT for Calhoun County, South Carolina. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Jul 11, 1995, 4:23 PM EDT (20:23 UTC)
Expired
Jul 11, 1995, 5:15 PM EDT
In force
52 min
Issued by
NWS Columbia, SC
Area
Whole counties

County Calhoun County, SC

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 8.4 hours before the alert went out and 113 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, Charleston AFB, SC at 12:00Z on 1995-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1429 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, Charleston AFB, SC at 12:00Z on 1995-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
1429 J/kg
Mixed-layer CIN
-77 J/kg
Mixed-layer LCL
1061 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
31 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 11, 3:19 PM EDTSevere Thunderstorm WarningCAEBarnwell41 min
Jul 11, 3:37 PM EDTSevere Thunderstorm WarningCAERichland38 min
Jul 11, 4:07 PM EDTSevere Thunderstorm WarningCAESumter53 min
Jul 11, 5:13 PM EDTSevere Thunderstorm WarningCAEOrangeburg47 min
Jul 11, 5:42 PM EDTSevere Thunderstorm WarningCAELexington48 min
Jul 11, 6:16 PM EDTSevere Thunderstorm WarningCAEAiken29 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1995Every severe thunderstorm warning in 1995

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.