Alert archive / South Carolina / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 17, NWS Charleston, SC

May 14, 1995Colleton County, South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at May 14, 1995, 12:11 AM EDT for Colleton County, South Carolina. It was in force for 49 min.

The area

The counties it named.

The facts

Issued
May 14, 1995, 12:11 AM EDT (04:11 UTC)
Expired
May 14, 1995, 1:00 AM EDT
In force
49 min
Issued by
NWS Charleston, SC
Area
Whole counties

County Colleton County, SC

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 4.2 hours before the alert went out and 61 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 00:00Z on 1995-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2022 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 00:00Z on 1995-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
2022 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
1087 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
64 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KCHS 140416 COR
SVRCHS
SCC029-140500-

BULLETIN - IMMEDIATE BROADCAST REQUESTED    CORRECTION
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
1211 AM EDT SUN MAY 14 1995

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  100 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN  SOUTH CAROLINA

   ...COLLETON COUNTY

AT 1210 AM...A SEVERE THUNDERSTORM HAD REDEVELOPED JUST EAST OF
WALTERBORO. THIS STORM WILL LIKELY PRODUCE LARGE HAIL...DANGEROUS
LIGHTNING AND VERY HEAVY RAIN AS IT MOVES SOUTH TOWARD JACKSONBORO BY
1245 AM.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVYd RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 13, 9:09 PM EDTSevere Thunderstorm WarningCHSDorchester51 min
May 13, 10:46 PM EDTSevere Thunderstorm WarningCHSColleton59 min
May 13, 11:50 PM EDTSevere Thunderstorm WarningCHSCharleston70 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.