Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 35, NWS Blacksburg, VA

June 8, 1990Alexander County, North Carolina

NWS Blacksburg, VA issued this severe thunderstorm warning at Jun 8, 1990, 10:20 PM EDT for Alexander County, North Carolina. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Jun 8, 1990, 10:20 PM EDT (02:20 UTC)
Expired
Jun 8, 1990, 11:00 PM EDT
In force
40 min
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Alexander 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 00:00Z, 2.3 hours before the alert went out and 116 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 1990-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2271 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 1990-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
2271 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1290 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
57 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGSO 090220
SVRGSO
NCC003-090300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE GREENSBORO NC
1020 PM EDT FRI JUN 8 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 1100 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE STATE OF NORTH CAROLINA
      ALEXANDER

AT 1018 PM RADAR SHOWED A SEVERE THUNDERSTORM ON THE SOUTHERN
ALEXANDER..CALDWELL COUTNY LINE MOVING NORTHEAST AT ABOUT 10 MPH.
1 INCH HAIL WAS REPORTED OVER CALDWELL COUNTY WITH THIS STORM
AT 1015 PM.

IF YOU ARE IN AN AREA THREATENED BY THE STORM..GO TO A REINFORCED
SHELTER AND PREPARE FOR DAMAGING WINDS..LARGE HAIL..VERY HEAVY
DOWNPOURS AND FREQUE'NT DEADLY LIGHTNING.

 RBN

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

Local storm report, Jun 8, 4:55 PM EDT, 5 hours 25 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE ROANOKE VA
430 PM EDT   FRI JUN 8 1990

DATE     TIME/L                      EVENT
 6/8/90    1348--1410Z   SVR TSTM.  3/4 INCH HAIL AND HIGH WINDS
                                      REPORTED BY SHERIFFS OFFICE AND
                                      HIGHWAY DEPT. PERSONNEL VCNTY OF
                                      NEWCASTLE, CRAIG COUNTY.
                                        WBCSVRROA 1342Z IN EFFECT.
6/8/90     1815Z--1825Z  SVR TSTM.   GOLF BALL SIZE HAIL REPORTED
                                     SMITH MT. LAKE AREA BY SHERIFFS
                                     OFFICE IN ROCKY MT, VA.
                                        WBCSVRRrOA IN EFFECT.

END/HM
Special weather statement, Jun 8, 6:05 PM EDT, 4 hours 15 minutes before
VAZ008-009-090000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VA
600 PM EDT FRI JUN 8 1990
                                                                               ....SEVERE THUNDERSTORM WATCH CONTINUES FOR PORTIONS OF THE SOUTHWEST
   PIEDMONT AND SOUTHERN FOOTHILLS OF VIRGINIA UNTIL 10 PM TONIGHT...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR PORTIONS OF THE
SOUTHWEST PIEDMONT AND SOUTHERN FOOTHILLS. THE WATCH CONTINUES UNTIL
10 PM FOR EASTERN HENRY...PITTSYLVANIA...CAMPBELL...AMHERST AND
APPOMATTOX COUNTIES AND EXTENDING EASTWARD INTO EASTERN VIRGINIA.

AT 530 PM EDT RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN OVER
EASTERN VIRGINIA...AND ALSO OVER NORTH CAROLINA. ONLY A FEW SCATTERED
SHOWERS WERE DETECTED IN CENTRAL VIRGINIA. MOVEMENT OF THE STORMS WAS
TO THE EAST AT ABOUT 25 MPH.
PEOPLE IN THE SOUTHWEST PIEDMONT AND SOUTHERN FOOTHILLS THAT REMAIN IN
THE WATCH AREA SHOULD STAY ALERT TO THE WEATHER CONDITIONS UNTIL 10 PM
...AS SEVERE THUNDERSTORMS COULD STILL DEVELOP.    END/JJ
Special weather statement, Jun 8, 7:51 PM EDT, 2 hours 29 minutes before
VAZ008-009-090200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VA
750 PM EDT FRI JUN 8 1990
                                                                               ....SEVERE THUNDERSTORM WATCH CANCELLED FOR ALL OF THE SOUTHERN
   FOOTHILLS OF VIRGINIA..AND MOST OF THE SOUTHWEST PIEDMONT...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR ALL OF THE
SOUTHERN FOOTHILLS OF VIRGINIA. IN THE SOUTHWEST PIEDMONT...ONLY
HALIFAX AND CHARLOTTE COUNTIES REMAIN UNDER A SEVERE THUNDERSTORM
WATCH UNTIL 10 PM.

AT 745 PM EDT RADAR WAS DETECTING SCATTERED THUNDERSTORMS WITH VERY
HEAVY RAIN DEVELOPING IN CENTRAL VIRGINIA SOUTH OF THE RICHMOND AREA...
GENERALLY EAST OF HALIFAX AND COUNTIES. MOVEMENT OF THE STORMS WAS TO
TO THE EAST AT ABOUT 20 MPH.

PEOPLE IN HALIFAX AND CHARLOTTE COUNTIES SHOULD REMAIN ALERT FOR
THREATENING WEATHER UNTIL 10 PM.    END/JJ
Special weather statement, Jun 8, 8:59 PM EDT, 1 hour 21 minutes before
VAZ008-009-090200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VA
900 PM EDT FRI JUN 8 1990

...SEVERE THUNDERSTORM WATCH CANCELLED FOR THE REST OF THE SOUTHWEST
   PIEDMONT OF VIRGINIA...A

THE SEVERE THUNDERSTORM WATCH HAS NOW BEEN CANCELLED FOR CHARLOTTE AND
HALIFAX COUNTIES IN THE SOUTHWEST PIEDMONT. SCATTERED THUNDERSTORMS
WITH VERY HEAVY RAIN CONTINUE OVER SOUTHEASTERN VIRGINIA.
END/JJ

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.