Alert archive / South Carolina / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 62, NWS Atlanta, GA

May 15, 1994Allendale County, South Carolina

NWS Atlanta, GA issued this severe thunderstorm warning at May 15, 1994, 2:36 PM EDT for Allendale County, South Carolina. It was in force for 54 min.

The area

The counties it named.

The facts

Issued
May 15, 1994, 2:36 PM EDT (18:36 UTC)
Expired
May 15, 1994, 3:30 PM EDT
In force
54 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Allendale County, SC

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 6.6 hours before the alert went out and 127 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 1994-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 977 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 1994-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 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
977 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
626 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

000 
WUUS1 KAGS 151836 RRA
SVRAGS
SCC005-151930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUGUSTA GA
236 PM EDT SUN MAY 15 1994
 
THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN WEST CENTRAL SOUTH CAROLINA
 
   ...EASTERN ALLENDALE COUNTY
 
WEATHER RADAR INDICATES A SEVERE THUNDERSTORM IN SOUTHEASTERN ALLENDALE
COUNTY SOUTH CAROLINA, MOVING NORTHEAST AT 25 MPH. THIS IS A VERY STRONG
THUNDERSTORM AND INDICATES HAIL.
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
 
 


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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, May 15, 2:03 PM EDT, 33 minutes before
GAZ008>010-014>018-023>029-035>038-047>051-151840-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
205 PM EDT SUN MAY 15 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF NORTHEAST
   GEORGIA UNTIL 800 PM EDT THIS EVENING...

THIS INCLUDES THE FOLLOWING COUNTIES OF NORTHEAST GEORGIA...
DAWSON...UNION...TOWNS...RABUN...LUMPKIN...WHITE...HABERSHAM...
HALL...BANKS...JACKSON...BARROW...WALTON...AND NEWTON.

STRONG THUNDERSTORMS WILL BE DEVELOPING ACROSS PARTS OF NORTHEAST
GEORGIA THIS AFTERNOON AND EVENING. STAY ALERT FOR RAPIDLY CHANGING
WEATHER CONDITIONS. IF YOU ARE IN OR NEAR THUNDERSTORMS SEEK SHELTER
QUICKLY. THUNDERSTORMS MAY HAVE STRONG GUSTY WINDS...FREQUENT DANGEROUS
LIGHTNING..AND POSSIBLE HAIL.
Special weather statement, May 15, 2:05 PM EDT, 31 minutes before
GAZ008>010-014>018-023>029-035>038-047>051-151840-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
205 PM EDT SUN MAY 15 1994

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF NORTHEAST
   GEORGIA UNTIL 800 PM EDT THIS EVENING...

THIS INCLUDES THE FOLLOWING COUNTIES OF NORTHEAST GEORGIA...
DAWSON...UNION...TOWNS...RABUN...LUMPKIN...WHITE...HABERSHAM...
HALL...BANKS...JACKSON...BARROW...WALTON...AND NEWTON.

STRONG THUNDERSTORMS WILL BE DEVELOPING ACROSS PARTS OF NORTHEAST
GEORGIA THIS AFTERNOON AND EVENING. STAY ALERT FOR RAPIDLY CHANGING
WEATHER CONDITIONS. IF YOU ARE IN OR NEAR THUNDERSTORMS SEEK SHELTER
QUICKLY. THUNDERSTORMS MAY HAVE STRONG GUSTY WINDS...FREQUENT DANGEROUS
LIGHTNING..AND POSSIBLE HAIL.

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 5:37 PM EDTSevere Thunderstorm WarningFFCAllendale68 min

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.