Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 19, NWS Raleigh, NC

April 30, 1990Scotland County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Apr 30, 1990, 9:51 PM EDT for Scotland County, North Carolina. It was in force for 54 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 30, 1990, 9:51 PM EDT (01:51 UTC)
Expired
Apr 30, 1990, 10:45 PM EDT
In force
54 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Scotland County, NC

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Apr 30, 10:00 PM EDTHail 0.75Scotland, NC

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 1.9 hours before the alert went out and 143 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 1990-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 843 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 1990-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 136 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
843 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
1021 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
136 m²/s²
0-3 km storm-relative helicity
193 m²/s²
Significant tornado parameter
0.4
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KRDU 010151
SVRRDU
NCC165-010245-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
951 PM EDT MON APR 30 1990
 
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST NORTH CAROLINA
 
   ...SCOTLAND COUNTY
 
AT 950 PM NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM JUST ENTERING SCOTLAND COUNTY FROM THE NORTHWEST. THIS
STORM WAS MOVING SOUTHEAST AT 30 MPH AND WILL PASS OVER OR NEAR THE
TOWN OF LAURINBURG.
 
 
PEOPLE IN THE PATH OF THIS STORM SHOULD BE ALERT FOR LARGE HAIL AND
DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY RAIN CAN OCCUR
WITH ANY THUNDERSTORM.

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, Apr 30, 7:33 PM EDT, 2 hours 18 minutes before
NCZ006-007-009-010100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
733 PM EDT MON APR 30 1990

...SEVERE THUNDERSTORM WATCH UNTIL 10 PM FOR ALL OF THE NORTHERN
   MOUNTAINS..NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT OF NC...

AT 730 PM EDT RADAR SHOWED SHOWERS AND A FEW THUNDERSTORMS OVER PARTS OF
THE NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT BOTH WEST AND NORTH OF THE
TRIAD.  THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 25 TO 30 MPH.

THE HEAVIEST RAINS WERE LOCATED IN YADKIN COUNTY WEST OF WINSTON SALEM.
THE ACTIVITY HAS SETTLED DOWN SOME IN THE PAST HOUR BUT THE POSSIBLITY
EXISTS THAT SOME COULD STILL DEVELOP INTO SEVERE STORMS YET THIS
EVENING.

PERSONS IN THE NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT SHOULD REMAIN
ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND SHOULD TAKE SHELTER
IF STORMS APPROACH.  LISTEN TO NOAA WEATHER RADIO OR YOUR FAVORITE LOCAL
RADIO OR TV STATION FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

RBN
Special weather statement, Apr 30, 8:31 PM EDT, 1 hour 20 minutes before
NCZALL-010300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
830 PM EDT MON APR 30 1990

... SEVERE THUNDERSTORM WATCH # 181 IN EFFECT TIL 10 PM FOR WESTERN
    AND CENTRAL AND SOUTH CENTRAL PORTIONS OF NORTH CAROLINA ...

AT 825 PM THE NATIONAL WEATHER SERVICE RADAR AT THE RALEIGH-DURHAM
AIRPORT SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS IN PERSON COUNTY
OF THE NORTHEAST PIEDMONT. OTHER SHOWERS WERE LOCATED SOUTH OF
GREENSBORO. THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 30 MPH.

THERE HAVE BEEN NO REPORTS OF SEVERE WEATHER WITH THESE STORMS. A
SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT TIL 10 PM FOR THE
NORTHEAST PIEDMONT...THE SANDHILLS...AND JOHNSTON C"OUNTY IN THE
CENTRAL COASTAL PLAIN.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATIONS FOR
ADDITIONAL UPDATES.

KK
Special weather statement, Apr 30, 8:51 PM EDT, 1 hour before
NCZ006-007-009-010100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENSBORO NC
855 PM EDT MON APR 30 1990

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE NORTHERN
   MOUNTAINS..NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT OF NC...

CONDITIONS NO LONGET EXIST FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS
OVER THE NORTHERN MOUNTAINS..NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT
OF BORTH CAROLINA..SO THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED.
A SMALL CHANCE OF SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS EVENING.

AT 845 PM EDT RADAR SHOWED SHOWERS STRETCHING FROM NEAR BURLINGTON TO
BETWEEN HIGH POINT AND ASHEBORO AND TO NEAR HIGH ROCK LAKE.  THE SHOWERS
WERE MOVING EAST AT 275 TO 30 MPH.

RBN
Special weather statement, Apr 30, 8:58 PM EDT, 53 minutes before
NCZ006-007-009-010100-

SPECIAL WEATHER STATEMENT...CORRECTED...
NATIONAL WEATHER SERVICE GREENSBORO NC
855 PM EDT MON APR 30 1990

...SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE NORTHERN
   MOUNTAINS..NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT OF NC...

CONDITIONS NO LONGER EXIST FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS
OVER THE NORTHERN MOUNTAINS..NORTHERN FOOTHILLS AND NORTHWEST PIEDMONT
OF NORTH CAROLINA..SO THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED.
A SMALL CHANCE OF SHOWERS AND THUNDERSTORMS WILL CONTINUE THIS EVENING.

AT 845 PM EDT RADAR SHOWED SHOWERS STRETCHING FROM NEAR BURLINGTON TO
BETWEEN HIGH POINT AND ASHEBORO AND TO NEAR HIGH ROCK LAKE.  THE SHOWERS
WEDRE MOVING EAST AT 25 TO 30 MPH.

RBN

CORRECTION FOR MISSPELLINGS.
Special weather statement, Apr 30, 9:02 PM EDT, 49 minutes before
NCZALL-010300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
900 PM EDT MON APR 30 1990

...SEVERE THUNDERSTORM WATCH NO LONGER IN EFFECT IN WESTERN NORTH
CAROLINA...

...SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT TIL 10 PM FOR
THE NORTHEAST PIEDMONT..THE SANDHILLS..AND JOHNSTON COUNTY OF
THE CENTRAL COASTAL PLAIN...

AT 9 PM NATIONAL WEATHER SERVICE RADAR SHOWED A LINE OF SHOWERS
AND THUNDERSTORMS IN VANCE COUNTY EXTENDING SOUTHEAST INTO
NORTHERN WAKE COUNTY. THE ACTIVITY WAS MOVING EAST AROUND 25 MPH. THERE
AHEV BEEN NO REPORTS OF SEVERE WEATHER WITH THESE STORMS.

STAY TUNED TO NOAA WEATHER RADIO OR YOOR LOCAL TV OR RADIO STATIONS
FOR ADDITIONAL UPDATES.
KKK
Special weather statement, Apr 30, 9:46 PM EDT, 5 minutes before
NCZALL-010300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
945 PM EDT MON APR 30 1990

...SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT TIL 10 PM FOR
THE NORTHEAST PIEDMONT..THE SANDHILLS..AND JOHNSTON COUNTY OF
THE CENTRAL COASTAL PLAIN...

...STRONG THUNDERSTORM MOVING INTO SCOTLAND COUNTY...

AT 945 PM NATIONAL WEATHER SERVICE RADAR SHOWED A STRONG THUNDERSTORM
IN RICHMOND COUNTY MOVING SOUTHEAST 25 MPH INTO SCOTLAND COUNTY.
THIS STORM IS PRODUCING FREQUENT AND DANGEROUS CLOUD TO GROUND
LIGHTNING...HEAVY RAIN...AND GUSTY WINDS. OTHER THUNDERSTORMS WERE
ALSO DEVELOPING OVER SCOTLAND COUNTY.

STAY TUNED TO NOAA WEATHER RADIO OR YOOR LOCAL TV OR RADIO STATIONS
FOR ADDITIONAL UPDATES.
KK

The office that day

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

IssuedProductOfficeCountiesLasted
May 1, 7:43 PM EDTSevere Thunderstorm WarningRAHChatham, Durham, Orange37 min
May 1, 7:52 PM EDTSevere Thunderstorm WarningRAHWake68 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 1990Every severe thunderstorm warning in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.