Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 34, NWS Blacksburg, VA

June 8, 1990Iredell County, North Carolina

NWS Blacksburg, VA issued this severe thunderstorm warning at Jun 8, 1990, 4:31 PM EDT for Iredell County, North Carolina. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jun 8, 1990, 4:31 PM EDT (20:31 UTC)
Expired
Jun 8, 1990, 5:30 PM EDT
In force
59 min
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Iredell 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, 8.5 hours before the alert went out and 93 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 1990-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1990-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 4 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
NaN m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
4 m²/s²
0-3 km storm-relative helicity
31 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 KGSO 082031
SVRGSO
NCC097-082130-

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

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 530 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE STATE OF NORTH CAROLINA
      IREDELL

AT 430 PM RADAR SHOWED A SEVERE THUNDERSTORM IN NORTHEAST CATAWBA
COUNTY MOVING EAST SOUTHEAT AT ABOUT 10 MPH.  GOLFBALL SIZE HAIL
HAS BEEN REPORTED WITH THIS STORM.

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 FREQUENT DEADLY LIGHTNING.

THIS THUNDERSTORM MAY CAUSE THE FLOODING OF SMALL STREAMS..CREEKS..
UNDERPASSES AND LOW LYING ROADWAYS. AVOID DRIVING ACROSS AREAS WHERE
WATER COVERS THE ROADWAY.

 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

Special weather statement, Jun 8, 10:52 AM EDT, 5 hours 39 minutes before
VAZ009-081630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYNCHBURG VA
1050 AM EDT FRI JUN 8 1990

...THUNDERSTORM ENTERING NORTHERN BEDFORD COUNTY...

NATIONAL WEATHER SERVICE RADAR INDICATES A THUNDERSTORM ENTERING
NORTHWEST BEDFORD COUNTY VIRGINIA. THIS STORM PRODUCED LARGE
HAIL IN CRAIG COUNTY BUT HAS SEEN DECREASED IN INTENSITY.

AS THIS STORM MOVES ACROSS BEDFORD COUNTY DURING THE NEXT 30 TO
45 MINUTES IT COULD STILL PRODUCE HEAVY DOWNPOURS AND STRONG
GUSTY WINDS.

HUDGINS
Special weather statement, Jun 8, 10:54 AM EDT, 5 hours 37 minutes before
VAZ009-081630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYNCHBURG VA
1050 AM EDT FRI JUN 8 1990

...THUNDERSTORM ENTERING NORTHERN BEDFORD COUNTY...

NATIONAL WEATHER SERVICE RADAR INDICATES A THUNDERSTORM ENTERING
NORTHWEST BEDFORD COUNTY VIRGINIA. THIS STORM PRODUCED LARGE
HAIL IN CRAIG COUNTY BUT HAS SINCE DECREASED IN INTENSITY.

AS THIS STORM MOVES ACROSS BEDFORD COUNTY DURING THE NEXT 30 TO
45 MINUTES IT COULD STILL PRODUCE HEAVY DOWNPOURS AND STRONG
GUSTY WINDS.

HUDGINS
Special weather statement, Jun 8, 2:39 PM EDT, 1 hour 52 minutes before
VA008-009-081900-

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

...THUNDERSTORMS DEVELOPING ALONG THE BLUE RIDGE MOUNTAINS IN
SOUTHWEST VIRGINIA..

AT 230 PM EDT RADAR SHOWED A LINE OF THUNDERSTORMS FROM NEAR SMITH
MOUNTAIN LAKE SOUTHWEST INTO EASTERN PATRICK COUNTY MOVING NORTHEAST
AT 30 MPH..THE STRONGEST THUNDERSTORM APPEARS TO BE OVER NORTHWEST
HENRY COUNTY.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS HEAVY
DOWNPOURS AND POSSIBLE HAIL.

CG
Special weather statement, Jun 8, 3:12 PM EDT, 1 hour 19 minutes before
VAZ009-082015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYNCHBURG VA
310 PM EDT FRI JUN 8 1990

...THUNDERSTORM ENTERING SOUTHERN BEDFORD COUNTY...

AT 310 PM EDT..NATIONAL WEATHER SERVICE RADAR INDICATES A
THUNDERSTORM ENTERING SOUTHERN BEDFORD COUNTY VIRGINIA MOVING
NORTHEAST ABOUT 30 MPH.

AS THIS STORM MOVES ACROSS BEDFORD COUNTY DURING THE NEXT HOUR IT
WILL PRODUCE HEAVY DOWNPOURS..STRONG GUSTY WINDS AND POSSIBLY
SMALL HAIL.

HUDGINS
Special weather statement, Jun 8, 3:46 PM EDT, 45 minutes before
VAZALL-082100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROANOKE VA
330 PM   EDT  FRI JUN 8 1990
                                                                               ....SEVERE THUNDERSTORM WATCH FOR A LARGE PORTION OF SOUTHERN AND
WEST CENTRAL VIRGINIA UNTIL 10 PM TONIGHT...
THE NATIONAL SEVERE STORMS CENTER HAS ISSUED A SEVERE THUNDERSTORM
WATCH UNTIL 10 PM EDT TONIGHT FOR PORTIONS OF VIRGINIA.  IN THE
ROANOKE WEATHER OFFICE AREA OF RESPONSIBILITY...THE WATCH AREA
GENERALLY COVERS ALONG AND EAST OF THE BLUE RIDGE MOUTAINS FROM
JUST NORTH OF BEDFORD IN BEDFORD COUNTY SOUTHWEST ALONG THE BLUE
RIDGES THROUGH FRANKLIN AND PATRICK COUNTIES AND EASTWARD. THE
CITY OF ROANOKE IS NOT INCLUDED.

AT 330 PM ONLY WIDELY SCATTERED THUNDERSTORMS WERE DOTTED AROUND
AND EAST OF ROANOKE...NONE OF WHICH WAS SEVERE.  HOWEVER PERSONS
IN THE WATCH AREA SHOULD STAY ALERT AND LISTEN TO MEDIA SOURCES
IN THE EVENT WARMINGS FOR SPECIFIC STORMS BECOMES NECESSARY.
END/MC
Special weather statement, Jun 8, 4:18 PM EDT, 13 minutes before
VAZ009-082115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LYNCHBURG VA
415 PM EDT FRI JUN 8 1990

AT 415 PM EDT NATIONAL WEATHER SERVICE RADAR DOES NOT INDICATE
ANY SEVERE WEATHER IN SOUTHCENTRAL& VIRGINIA. HOWEVER A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM EDT FOR THIS
AREA AND PEOPLE SHOULD REMAIN ALERT OF POSSIBLE THREATENING
CONDITIONS.

HUDGINS

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 4:16 PM EDTSevere Thunderstorm WarningRNKRandolph44 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; the sounding from the Mesonet's radiosonde archive.