Alert archive / South Carolina / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 9, NWS Charleston, SC

June 19, 1992Berkeley County, South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at Jun 19, 1992, 6:59 PM EDT for Berkeley County, South Carolina. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Jun 19, 1992, 6:59 PM EDT (22:59 UTC)
Expired
Jun 19, 1992, 8:00 PM EDT
In force
61 min
Issued by
NWS Charleston, SC
Area
Whole counties

County Berkeley County, SC

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 11.0 hours before the alert went out and 33 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 1992-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 230 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 1992-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
230 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
916 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
-2 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCHS 192300
SVRCHS
SCC015-200000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
659 PM EDT FRI JUN 19 1992
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  800 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  SOUTH CAROLINA
 
   ...BERKELEY COUNTY
 
THIS INCLUDES THE COMMUNITIES OF
 
 
GOOSE CREEK, HANAHAN AT 650 PM EDT RADAR INDICATED A SEVERE
THUNDERSTOM NEAR GOOSE CREEK SOUTH CAROLINA MOVING TOWARD SOUTHEAST AT
20 MPH.
 
SMALL HAIL WAS REPORTED NEAR GOOSE CREEK
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY H<EAVY 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.

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, Jun 19, 4:50 PM EDT, 2 hours 9 minutes before
SCZALL-192145-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE CHARLESTON SC
445 PM EDT TUE JUN 16 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE NORTH COASTAL
COUNTIES OF WILLIAMSBURG...GEORGETOWN AND HORRY UNTIL 10 PM EDT...

THE CHARLESTON WEATHER RADAR INDICATED A THUNDERSTORM...WITH EXTREME
RAINFALL...IN WILLIAMSBURG COUNTY SOUTHWEST OF HEMMINGWAY. THIS STORM
CAN PRODUCE HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING. PEOPLE SHOULD
BE AWARE OF THREATENING CONDITIONS AND BE PREPARED TO MOVE TO SAFETY.

ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE OVER THE MIDLANDS AND COASTAL
WATERS. THUNDERSTORMS...WITH INTENSE RAINFALL...WERE OBSERVED SOUTH OF
AUGUSTA AND SAtVANNAH IN GEORGIA AND SOUTHEAST TO SOUTH OF COLUMBIA.

ALL PRECIPITATION WAS MOVING EAST AT 15 TO 20 MILES AN HOUR.

IANNELLI
Special weather statement, Jun 19, 5:10 PM EDT, 1 hour 49 minutes before
SCZALL-192145-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY...CORRECTED DATE...
NATIONAL WEATHER SERVICE CHARLESTON SC
445 PM EDT FRI JUN 19 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE NORTH COASTAL
COUNTIES OF WILLIAMSBURG...GEORGETOWN AND HORRY UNTIL 10 PM EDT...

THE CHARLESTON WEATHER RADAR INDICATED A THUNDERSTORM...WITH EXTREME
RAINFALL...IN WILLIAMSBURG COUNTY SOUTHWEST OF HEMMINGWAY. THIS STORM
CAN PRODUCE HAIL...GUSTY WINDS AND DANGEROUS LIGHTNING. PEOPLE SHOULD
BE AWARE OF THREATENING CONDITIONS AND BE PREPARED TO MOVE TO SAFETY.

ELSEWHERE...SHOWERS AND THUNDERSTORMS WERE OVER THE MIDLANDS AND COASTAL
WATERS. THUNDERSTORMS...WITH INTENSE RAINFALL...WERE OBSERVED SOUTH OF
AUGUSTA AND SAVANNAH IN GEORGIA AND SOUTHEAST TO SOUTH OF COLUMBIA.

ALL PRECIPITATION WAS MOVING EAST AT 15 TO 20 MILES AN HOUR.

IANNELLI
Special weather statement, Jun 19, 5:53 PM EDT, 1 hour 6 minutes before
SCZALL-192245-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE CHARLESTON SC
445 PM EDT FRI JUN 19 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE NORTH COASTAL
COUNTIES OF WILLIAMSBURG...GEORGETOWN AND HORRY UNTIL 10 PM EDT...

THE CHARLESTON WEATHER RADAR INDICATED SHOWERS AND THUNDERSTORMS OVER
THE EASTERN MIDLANDS AND COASTAL COUNTIES OF SOUTH CAROLINA AND COASTAL
GEORGIA...FROM MYRTLE BEACH TO SAVANNAH TO JACKSONVILLE. THUNDERSTORMS
...WITH INTENSE RAINFALL...WERE FROM MYRTLE BEACH TO ANDREWS...IN HORRY
AND GEORGETOWN COUNTIES...25 MILES NORTH TO NORTHEAST OF CHARLESTON AND
ALONG THE SAVANNAH RIVER SOUTH OF AUGUSTA AND WEST OF SAVANNAH.

ALL PRECIPITATION WAS MOVING SOUTHEAST AT 20 TO 25 MILES AN HOUR.

THESE STORMS CAN PRODUCE EXTREME RAINFALL...HAIL...GUSTY WINDS AND
DANGEROUS LIGHTENING. PERSONS IN THE VICINITY OF THESE STORMS SHOULD
REMAIN ALERT TO THREATENING COUNDITIONS AND BE PREPARED TO MOVE TO A
PLACE OF SAFETY.

IANNELLI

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 6:21 PM EDTSevere Thunderstorm WarningCHSCharleston, Colleton54 min
Jun 19, 6:40 PM EDTSevere Thunderstorm WarningCHSDorchester65 min
Jun 19, 7:21 PM EDTSevere Thunderstorm WarningCHSColleton69 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1992Every severe thunderstorm warning in 1992

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.