Alert archive / North Carolina / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 52, NWS Raleigh, NC

June 4, 1993Vance County, Warren County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 4, 1993, 5:50 PM EDT for Vance County, Warren County, North Carolina. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jun 4, 1993, 5:50 PM EDT (21:50 UTC)
Expired
Jun 4, 1993, 6:45 PM EDT
In force
55 min
Issued by
NWS Raleigh, NC
Area
Whole counties

Counties Vance County, NC, Warren County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.8 hours before the alert went out and 151 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, Greensboro/Hi Pt, NC at 12:00Z on 1993-06-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 774 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, Greensboro/Hi Pt, NC at 12:00Z on 1993-06-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 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
774 J/kg
Mixed-layer CIN
-130 J/kg
Mixed-layer LCL
1204 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
114 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

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, Jun 4, 2:08 PM EDT, 3 hours 42 minutes before
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Special weather statement, Jun 4, 2:10 PM EDT, 3 hours 40 minutes before
NCZALL-050000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
210 PM EDT FRI JUN 4 1993

...NORTH CAROLINA SEVERE THUNDERSTORM OUTLOOK...

SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND TONIGHT ACROSS
ALL OF NORTH CAROLINA EXCEPT THE EXTREME SOUTHEAST. BUT THE GREATEST
THREAT OF SEVERE WEATHER WILL BE IN NORTHERN AND WESTERN SECTIONS OF
THE STATE.

AS OF 2 PM...A LINE OF STRONG THUNDERSTORMS HAD DEVELOPED IN
SOUTHWESTERN VIRGINIA ALONG THE SLOPES OF THE APPALACHIANS. SEVERE
THUNDERSTORM WATCHES WERE IN EFFECT IN SOUTHWESTERN AND SOUTH CENTRAL
VIRGINIA. THE ATMOSPHERE OVER NORTH CAROLINA HAD BECOME EXTREMELY
UNSTABLE...WITH TEMPERATURES IN THE MID 80S TO LOWER 90S AND DEW POINT
TEMPERATURES IN THE MID TO UPPER 60S. THE TEMPERATURE AT WILMINGTON
HAD RISEN TO 94 DEGREES.
^
THE STORMS IN SOUTHWESTERN VIRGINIA WERE MOVING TO THE EAST SOUTHEAST
AT 40 TO 50 MPH. CONDITIONS ARE VERY FAVORABLE FOR THE SOUTHWARD
DEVELOPMENT OF THESE STORMS INTO NORTHERN PORTIONS OF NORTH CAROLINA
DURING THE MID AFTERNOON HOURS.

THESE STORMS ARE LIKELY TO BECOME STRONG AND LOCALLY SEVERE...PRODUCING
LARGE HAIL AND DAMAGING WINDS.

ALSO...CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF SEVERE
THUNDERSTORMS IN TENNESSEE. IF THESE DEVELOP...THEY COULD SPREAD
INTO WESTERN SECTIONS OF NORTH CAROLINA LATE THIS AFTERNOON AND
TONIGHT.

ALL PERSONS IN NORTHERN AND WESTERN NORTH CAROLINA SHOULD REMAIN ON
THE ALERT FOR RAPIDLY DEVELOPING STORMS AND LISTEN FOR POSSIBLE
WATCHES OR WARNINGS.

GAF
Special weather statement, Jun 4, 5:14 PM EDT, 36 minutes before
NCZ003-005-042215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
514 PM EDT FRI JUN 4 1993

...SEVERE THUNDERSTORMS IN SOUTH CENTRAL VIRGINIA HEADING TOWARD
THE KERR LAKE AND LAKE GASTON AREA...

AT 513 PM RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS IN
EASTERN HALIFAX AND SOUTHERN CHARLOTTE COUNTIES IN SOUTH CENTRAL
VIRGINIA. THESE STORMS PRODUCED HALF DOLLAR SIZE HAIL AND WIND GUSTS
ESTIMATED AT 60 MPH AS THEY PASSED OVER THE VOLENS VIRGINIA RADAR SITE.

THE STORMS WERE MOVING TO THE SOUTHEAST AT 40 MPH AND WERE HEADING
TOWARD THE KERR LAKE AND LAKE GASTON AREAS OF NORTH CAROLINA.

IF THE STORMS CONTINUE TO REMAIN AS INTENSE...WARNINGS WILL LIKELY
BE ISSUED. IN THE MEANTIME...BOATERS ON KERR LAKE AND LAKE GASTON
SHOULD SEEK SAFE HARBOR IMMEDIATELY.
^
GAF
Special weather statement, Jun 4, 5:15 PM EDT, 35 minutes before
NCZALL-050000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
514 PM EDT FRI JUN 4 1993

...SEVERE THUNDERSTORMS IN SOUTH CENTRAL VIRGINIA HEADING TOWARD
THE KERR LAKE AND LAKE GASTON AREA...

AT 513 PM RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS IN
EASTERN HALIFAX AND SOUTHERN CHARLOTTE COUNTIES IN SOUTH CENTRAL
VIRGINIA. THESE STORMS PRODUCED HALF DOLLAR SIZE HAIL AND WIND GUSTS
ESTIMATED AT 60 MPH AS THEY PASSED OVER THE VOLENS VIRGINIA RADAR SITE.

THE STORMS WERE MOVING TO THE SOUTHEAST AT 40 MPH AND WERE HEADING
TOWARD THE KERR LAKE AND LAKE GASTON AREAS OF NORTH CAROLINA.

IF THE STORMS CONTINUE TO REMAIN AS INTENSE...WARNINGS WILL LIKELY
BE ISSUED. IN THE MEANTIME...BOATERS ON KERR LAKE AND LAKE GASTON
SHOULD SEEK SAFE HARBOR IMMEDIATELY.
^
GAF
Special weather statement, Jun 4, 5:16 PM EDT, 34 minutes before
NCZ003-005-042215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
514 PM EDT FRI JUN 4 1993

...SEVERE THUNDERSTORMS IN SOUTH CENTRAL VIRGINIA HEADING TOWARD
THE KERR LAKE AND LAKE GASTON AREA...

AT 513 PM RADAR INDICATED A CLUSTER OF SEVERE THUNDERSTORMS IN
EASTERN HALIFAX AND SOUTHERN CHARLOTTE COUNTIES IN SOUTH CENTRAL
VIRGINIA. THESE STORMS PRODUCED HALF DOLLAR SIZE HAIL AND WIND GUSTS
ESTIMATED AT 60 MPH AS THEY PASSED OVER THE VOLENS VIRGINIA RADAR SITE.

THE STORMS WERE MOVING TO THE SOUTHEAST AT 40 MPH AND WERE HEADING
TOWARD THE KERR LAKE AND LAKE GASTON AREAS OF NORTH CAROLINA.

IF THE STORMS CONTINUE TO REMAIN AS INTENSE...WARNINGS WILL LIKELY
BE ISSUED. IN THE MEANTIME...BOATERS ON KERR LAKE AND LAKE GASTON
SHOULD SEEK SAFE HARBOR IMMEDIATELY.
^
GAF

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 4, 6:22 PM EDTTornado WarningRAHWarren38 min
Jun 4, 6:29 PM EDTSevere Thunderstorm WarningRAHGranville46 min
Jun 4, 6:41 PM EDTSevere Thunderstorm WarningRAHHalifax, Northampton64 min
Jun 4, 6:51 PM EDTTornado WarningRAHPerson54 min
Jun 4, 7:02 PM EDTSevere Thunderstorm WarningRAHDurham, Orange58 min
Jun 4, 7:02 PM EDTSevere Thunderstorm WarningRAHFranklin, Granville, Vance58 min
Jun 4, 7:11 PM EDTTornado WarningRAHHalifax34 min
Jun 4, 7:23 PM EDTSevere Thunderstorm WarningRAHNash, Wake67 min
Jun 4, 7:25 PM EDTTornado WarningRAHOrange35 min
Jun 4, 7:30 PM EDTTornado WarningRAHChatham, Durham45 min
Jun 4, 7:37 PM EDTTornado WarningRAHWake53 min
Jun 4, 7:40 PM EDTTornado WarningRAHEdgecombe65 min
Jun 4, 7:48 PM EDTTornado WarningRAHFranklin, Nash42 min
Jun 4, 7:50 PM EDTTornado WarningRAHWilson55 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1993Every severe thunderstorm warning in 1993

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.