Alert archive / South Carolina / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 158, NWS Atlanta, GA

July 30, 1988Allendale County, Barnwell County, South Carolina

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 30, 1988, 4:23 PM EDT for Allendale County, Barnwell County, South Carolina. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
Jul 30, 1988, 4:23 PM EDT (20:23 UTC)
Expired
Jul 30, 1988, 5:15 PM EDT
In force
52 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Allendale County, SC, Barnwell County, SC

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 8.4 hours before the alert went out and 199 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 12:00Z on 1988-07-30Temperature 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 km15 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 12:00Z on 1988-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
2 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
-19 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 30, 2:16 PM EDT, 2 hours 7 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
 210 PM EDT SAT JUL 30, 1988

 THUNDERSTORMS WILL AGAIN BE SPOTTED OVER PORTIONS OF NORTHEAST
GEORGIA THIS AFTERNOON AND EVENING.

THE LARGER STORMS WILL PRODUCE STRONG GUSTY WINDS...SMALL HAIL...
BRIEF HEAVY DOWNPOURS...ALONG WITH KILLER CLOUD TO GROUND LIGHTNING.

SHOULD THERE BE A STORM IN YOUR AREA SEEK SHELTER AT ONCE.
DO NOT WAIT UNTIL YOU ARE SURE THE STORM IS GOING TO BEC2OME
DAMAGING TO THE SURFACE AREA.

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 30, 4:07 PM EDTSevere Thunderstorm WarningFFCBurke, Jenkins, Screven53 min
Jul 30, 4:50 PM EDTSevere Thunderstorm WarningFFCDodge55 min
Jul 30, 5:09 PM EDTSevere Thunderstorm WarningFFCRichmond51 min
Jul 30, 6:56 PM EDTSevere Thunderstorm WarningFFCFloyd49 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1988Every severe thunderstorm warning in 1988

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.