Alert archive / North Carolina / Tornado Warnings in 1994

Tornado Warning 12, NWS Raleigh, NC

August 17, 1994Johnston County, North Carolina

NWS Raleigh, NC issued this tornado warning at Aug 17, 1994, 9:48 PM EDT for Johnston County, North Carolina. It was in force for 27 min.

The area

The counties it named.

The facts

Issued
Aug 17, 1994, 9:48 PM EDT (01:48 UTC)
Expired
Aug 17, 1994, 10:15 PM EDT
In force
27 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Johnston County, NC

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.8 hours before the alert went out and 152 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 00:00Z on 1994-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 145 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 00:00Z on 1994-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
145 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
799 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
15 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRDU 180147
TORRDU
NCC101-180215-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE RALEIGH/DURHAM NC
948 PM EDT WED AUG 17 1994
 
THE NATIONAL WEATHER SERVICE IN RALEIGH/DURHAM HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1015 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL NORTH CAROLINA
 
   ...JOHNSTON COUNTY
 
WEATHER RADAR INDICATED A SEVERE THUNDERSTORM IN WESTERN JOHNSTON COUNTY
MOVING TOWARD THE NORTHEAST AT 30 MILES AN HOUR. A TORNADO WAS REPORTED
WITH THIS STORM AS IT CROSSED BUIES CREEK IN EASTERN HARNETT COUNTY WITH
DAMAGE REPORTED BY HARNETT COUNTY OFFICIALS NEAR BUIES CREEK.
 
 
TORNADOES AT NIGHT CAN BE ESPECIALLY DANGEROUS. NOISE LIKE A
ROARING TRAIN MAY BE YOUR ONLY CLUE OF AN APPROACHING TORNADO. GO
TO A STURDY SHELTER NOW, IN THE CENTER OF THE LOWEST LEVEL, AWAY
FROM WINDOWS AND OUTSIDE WALLS.  IF DAMAGE OCCURS, AVOID WALKING
AROUND IN THE DARK. DOWNED POWER LINES AND DEBRIS CAN INJ
URE YOU.
 
 
 
&

What forecasters said that day

The local office's own words before this tornado 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, Aug 17, 4:06 PM EDT, 5 hours 42 minutes before
NCC005-193-172300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
400 PM EDT WED AUG 17 1994

...A RIVER FLOOD WARNING REMAINS IN EFFECT FOR THE YADKIN RIVER FROM
WILKESBORO DOWNSTREAM TO HIGH ROCK LAKE...

ALTHOUGH ONLY PATCHY LIGHT RAIN HAS BEEN REPORTED OVER THE AREA AND WATER
IS SLOWLY RECEEDING...OFFICIALS IN ALLEGHANY COUNTY IN THE NORTHERN MOUNTAINS
AND WILKES COUNTY IN THE NORTHERN FOOTHILLS REPORTED THAT A FEW ROADWAYS
AND LOW-LYING AREAS REMAIN UNDER WATER THIS AFTERNOON. MANY CREEKS AND RIVERS
ARE ALSO REPORTED TO BE AT OR OVER THEIR BANKS.

IF YOU ARE DRIVING IN THE...DO NOT ATTEMPT TO CROSS AREAS
WHERE RUNNING WATER COVERS A ROAD.  EVEN A RELATIVELY SHALL0OW CURRENT
CAN LIFT A VEHICLE AND CARRY IT OFF A ROAD.  MOST FLOOD AND FLASH FLOOD
FATALITIES OCCUR IN MOTOR VEHICLES.

ELJ

...CORRECTED FOR EXPIRATION TIME AND TYPO...
Special weather statement, Aug 17, 4:07 PM EDT, 5 hours 41 minutes before
NCC005-193-172300-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE GREENSBORO NC
400 PM EDT WED AUG 17 1994

...A RIVER FLOOD WARNING REMAINS IN EFFECT FOR THE YADKIN RIVER FROM
WILKESBORO DOWNSTREAM TO HIGH ROCK LAKE...

ALTHOUGH ONLY PATCHY LIGHT RAIN HAS BEEN REPORTED OVER THE AREA AND WATER
IS SLOWLY RECEEDING...OFFICIALS IN ALLEGHANY COUNTY IN THE NORTHERN MOUNTAINS
AND WILKES COUNTY IN THE NORTHERN FOOTHILLS REPORTED THAT A FEW ROADWAYS
AND LOW-LYING AREAS REMAIN UNDER WATER THIS AFTERNOON. MANY CREEKS AND RIVERS
ARE ALSO REPORTED TO BE AT OR OVER THEIR BANKS.

IF YOU ARE DRIVING IN THE AREA...DO NOT ATTEMPT TO CROSS AREAS
WHERE RUNNING WATER COVERS A ROAD.  EVEN A2 RELATIVELY SHALLOW CURRENT
CAN LIFT A VEHICLE AND CARRY IT OFF A ROAD.  MOST FLOOD AND FLASH FLOOD
FATALITIES OCCUR IN MOTOR VEHICLES.

ELJ

...CORRECTED FOR EXPIRATION TIME AND TYPO...
Special weather statement, Aug 17, 8:05 PM EDT, 1 hour 43 minutes before
NCZ007>012-024>028-040>044-075>079-085-086-088-091-171600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH, NC
805 PM EDT WED AUG 17 1994

...A LINE OF THUNDERSTORMS WAS MOVING INTO THE NORTHEAST PIEDMONT...

AT 750 PM WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS
MOVING INTO THE NORTHEAST PIEDMONT OF NORTH CAROLINA. THE THUNDERSTORMS
EXTENDED FROM EASTERN PERSON COUNTY AND GRANVILLE COUNTY SOUTHWARD
TO LEE AND HARNETT COUNTIES. THE STRONGEST THUNDERSTORMS WERE SOUTHEAST
OF DURHAM...IN WESTERN WAKE COUNTY...AND NEAR THE LEE-HARNETT COUNTY
BORDER.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL MOVE ACROSS
DURHAM...WAKE...HARNETT...GRANVILLE...VANCE AND FRANKIN COUNTIES BETWEEN
800 AND 900 PM.

HEAVY SHOWERS AND VERY GUSTY WINDS WILL ACCOMPANY THESE STORMS.  IF
THUNDERSTORMS APPROACH...SEEK SHELTER INSIDE A STURDY BUILDING UNTIL THE
STORMS PASS.

SGY
Special weather statement, Aug 17, 8:06 PM EDT, 1 hour 42 minutes before
NCZ007>012-024>028-040>044-075>079-085-086-088-091-171600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH, NC
805 PM EDT WED AUG 17 1994

...A LINE OF THUNDERSTORMS WAS MOVING INTO THE NORTHEAST PIEDMONT...

AT 750 PM WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS
MOVING INTO THE NORTHEAST PIEDMONT OF NORTH CAROLINA. THE THUNDERSTORMS
EXTENDED FROM EASTERN PERSON COUNTY AND GRANVILLE COUNTY SOUTHWARD
TO LEE AND HARNETT COUNTIES. THE STRONGEST THUNDERSTORMS WERE SOUTHEAST
OF DURHAM...IN WESTERN WAKE COUNTY...AND NEAR THE LEE-HARNETT COUNTY
BORDER.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL MOVE ACROSS
DURHAM...WAKE...HARNETT...GRANVILLE...VANCE AND FRANKIN COUNTIES BETWEEN
800 AND 900 PM.

HEAVY SHOWERS AND VERY GUSTY WINDS WILL ACCOMPANY THESE STORMS.  IF
THUNDERSTORMS APPROACH...SEEK SHELTER INSIDE A STURDY BUILDING UNTIL THE
STORMS PASS.

SGY
Special weather statement, Aug 17, 9:10 PM EDT, 38 minutes before
NCZ007>012-024>028-040>044-075>079-085-086-088-091-180210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH, NC
910 PM EDT WED AUG 17 1994

...A LINE OF STRONG THUNDERSTORMS MOVING ACROSS CENTRAL NORTH CAROLINA...

AT 900 PM WEATHER SERVICE RADAR INDICATED A NEARLY SOLID LINE OF SHOWERS
AND SOME VERY STRONG THUNDERSTORMS MOVING ACROSS THE NORTHEAST PIEDMONT
AND SANDHILLS OF NORTH CAROLINA. THE LINE OF THUNDERSTORMS EXTENDED
FROM KERR LAKE SOUTHWARD TO RALEIGH...FAYETTEVILLE...AND LAURINBURG IN
SCOTLAND COUNTY.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL MOVE ACROSS
VANCE...WARREN...HALIFAX...FRANKLIN...NASH...EASTERN WAKE...JOHNSTON...
HARNETT...CUMBERLAND...HOKE...AND SCOTLAND COUNTIES BETWEEN 910 PM AND
10 PM.

THE STRONGEST STORMS WERE OVER EASTERN WAKE COUNTY. A WIND GUST OF OVER
60 MPH WAS REPORTED BY A WEATHER SPOTTER WHEN THE STORMS PASSED OVER
HOLLY SPRINGS IN WAKE COUNTY.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG WINDS...HEAVY DOWNPOURS...
LIGHTNING AND POSSIBLY SMALL HAIL. IF A THUNDERSTORM APPROACHES...SEEK
INDOOR SHELTER.

SGY
Special weather statement, Aug 17, 9:15 PM EDT, 33 minutes before
NCZ007>012-024>028-040>044-075>079-085-086-088-091-180210-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH, NC
910 PM EDT WED AUG 17 1994

...A LINE OF STRONG THUNDERSTORMS MOVING ACROSS CENTRAL NORTH CAROLINA...

AT 900 PM WEATHER SERVICE RADAR INDICATED A NEARLY SOLID LINE OF SHOWERS
AND SOME VERY STRONG THUNDERSTORMS MOVING ACROSS THE NORTHEAST PIEDMONT
AND SANDHILLS OF NORTH CAROLINA. THE LINE OF THUNDERSTORMS EXTENDED
FROM KERR LAKE SOUTHWARD TO RALEIGH...FAYETTEVILLE...AND LAURINBURG IN
SCOTLAND COUNTY.

THE THUNDERSTORMS WERE MOVING NORTHEAST AT 30 MPH AND WILL MOVE ACROSS
VANCE...WARREN...HALIFAX...FRANKLIN...NASH...EASTERN WAKE...JOHNSTON...
HARNETT...CUMBERLAND...HOKE...AND SCOTLAND COUNTIES BETWEEN 910 PM AND
10 PM.

THE STRONGEST STORMS WERE OVER EASTERN WAKE COUNTY. A WIND GUST OF OVER
60 MPH WAS REPORTED BY A WEATHER SPOTTER WHEN THE STORMS PASSED OVER
HOLLY SPRINGS IN WAKE COUNTY.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG WINDS...HEAVY DOWNPOURS...
LIGHTNING AND POSSIBLY SMALL HAIL. IF A THUNDERSTORM APPROACHES...SEEK
INDOOR SHELTER.

SGY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 17, 8:18 PM EDTSevere Thunderstorm WarningRAHWake42 min

Nearby

Tornado Warnings in North Carolina, 1994Every tornado warning in 1994Tornadoes 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.