Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 34, NWS Raleigh, NC

June 18, 1990Vance County, North Carolina

NWS Raleigh, NC issued this severe thunderstorm warning at Jun 18, 1990, 6:33 PM EDT for Vance County, North Carolina. It was in force for 42 min.

The area

The counties it named.

The facts

Issued
Jun 18, 1990, 6:33 PM EDT (22:33 UTC)
Expired
Jun 18, 1990, 7:15 PM EDT
In force
42 min
Issued by
NWS Raleigh, NC
Area
Whole counties

County Vance County, NC

The radar

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

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.6 hours before the alert went out and 138 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 1990-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 9 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 1990-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 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
9 J/kg
Mixed-layer CIN
-100 J/kg
Mixed-layer LCL
1018 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
88 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 182235
SVRRDU
NCC181-182315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
633 PM EDT MON JUN 18 1990
 
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL NORTH CAROLINA
 
   ...CENTRAL AND SOUTHERN VANCE COUNTY...
 
AT 628 PM A SEVERE THUNDERSTORM WAS SHOWN BY RADAR OVER CENTRAL VANCE
COUNTY JUST NORTHWEST OF HENDERSON AND WAS MOVING SOUTHEAST AT 40 MPH.
THIS STORM WILL PASS OVER OR NEAR THE CITY OF HENDERSON.
 
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.
 
SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OF 60 MPH TO OVER 100
MPH. THESE WINDS BLOW DOWN TREES...POWER LINES...AND SEVERELY
DAMAGE MOBILE HOMES...SOMETIMES BUILDINGS. VERY LARGE HAIL CAN
INJURE ANmYONE CAUGHT OUTSIDE.

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 18, 6:03 PM EDT, 30 minutes before
NCZ003>005-014-015-182300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH/DURHAM, NC
605 PM EDT MON JUN 18 1990

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTH CENTRAL NORTH
   CAROLINA UNTIL 900 PM EDT THIS EVENING...

AT 550 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED STRONG
THUNDERSTORMS IN SOUTH CENTRAL VIRGINIA MOVING SOUTHEAST AT 35 MPH.
THE STRONGEST STORMS WERE LOCATED IN VIRGINIA JUST NORTH OF THE PERSON
COUNTY-GRANVILLE COUNTY LINE AND EXTENDED EAST ACROSS CLARKSVILLE AND
SOUTH HILL VIRGINIA.

THIS SAME AREA OF THUNDERSTORMS PRODUCED WIND GUSTS TO 80 MPH AND
QUARTER INCH HAIL WHEN THEY PASSED THROUGH VOLENS VIRGINIA...JUST NORTH
OF SOUTH BOSTON VA AROUND 435 PM. THESE STORMS WERE MOVING SOUTHEAST AT
35 MPH. THEY WILL BE AFFECTING THE KERR LAKE AREA, NORTHERN GRANVILLE,
NORTHERN VANCE, AND NORTHERN WARREN COUNTIES BETWEEN NOW AND 700 PM
THIS EVENING.

BOATERS AND OTHER PERSONS IN AND AROUND KERR LAKE SHOULDF PREPARE
IMMEDIATELY FOR THE POSSIBILITY OF STRONG GUSTY WINDS.

LISTEN TO LOCAL RADIO..TV..OR WEATHER RADIO FOR LATER STATEMENTS OR
POSSIBLE WARNINGS.

HLW

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; the sounding from the Mesonet's radiosonde archive.