Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 69, NWS Greenville-Spartanburg, SC

June 9, 1990Cleveland County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 9, 1990, 2:58 PM EDT for Cleveland County, North Carolina. It was in force for 32 min.

The area

The counties it named.

The facts

Issued
Jun 9, 1990, 2:58 PM EDT (18:58 UTC)
Expired
Jun 9, 1990, 3:30 PM EDT
In force
32 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

County Cleveland 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, 7.0 hours before the alert went out and 171 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 1990-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 90 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 1990-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 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
90 J/kg
Mixed-layer CIN
-241 J/kg
Mixed-layer LCL
1456 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
62 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 KCLT 091859
SVRCLT
NCC045-091930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLOTTE NC
258 PM EDT SAT JUN 9 1990
 
THE NATIONAL WEATHER SERVICE IN CHARLOTTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN WEST NORTH CAROLINA
          ...CLEVELAND
 
AT 257 WEATHER RADAR A POTENTIALLY SEVERE THUNDERSTORM OVER BOILING
SPRINGS IN SOUTHWESTERN CLEVELAND COUNTY THIS STORM WAS MOVING EAST
AROUND 10 MPH.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERJSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
JDS

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 9, 1:28 PM EDT, 1 hour 30 minutes before
NCZ007-009-010-011-012-013-091900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
128 PM EDT SAT JUN 9 1989

...THUNDERSTORMS ON THE INCREASE OVER WESTERN NORTH CAROLINA...

AT 125 PM EDT WEATHER SERVICE RADAR INDICATED THUNDERSTORMS ON THE
INCREASE ACROSS THE MOUNTAINS OF WESTERN NORTH CAROLINA. THE STRONGEST
STORMS WERE JUST SOUTHEAST OF THE ASHEVILLE AIRPORT IN HENDERSON COUNTY
AND NEAR ANDREWS IN CHEROKEE COUNTY. MOVEMENT WAS TOWARD THE EAST AT
APPROXIMATELY 10 MPH.

STRONG GUSTY WINDS AND DANGEROUS LIGHTNING ARE ASSOCIATED WITH THESE
STORMS IN ADDITION TO THE HEAVY DOWNPOURS AND POSSIBLY SOME SMALL HAIL.
IF THREATENING WEATHER APPROACHES SEEK SAFE SHELTER IMMEDIATELY.

STAY TUNED TO LOCAL TV...RADIO OR NOAA WEATHER RADIO FOR LATER
STATEMENTS AND POSSIBLE WARNINGS.
GRC
Special weather statement, Jun 9, 2:03 PM EDT, 55 minutes before
SCZ001>004-091900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
200 PM EDT SAT JUN 09 1990

...THUNDERSTORMS DEVELOPING OVER THE UPSTATE OF SOUTH
CAROLINA AND WESTERN NORTH CAROLINA...

THE ATMOSPHERE OVER THE CAROLINAS IS VERY WARM AND MOIST THIS
AFTERNOON. THUNDERSTORMS ARE FORMING OVER THE MOUNTAINS AND
FOOTHILLS OF THE CAROLINAS. THE STORMS ARE MOVING SLOWLY TO THE EAST
SOUTHEAST. THE STRONGEST STORM IN THE UPSTATE AREA WAS IN CENTRAL
OCONEE AND WEATERN PICKEN COUNTIES.

THUNDERSTORMS MAY PRODUCE HEAVY RAIN...STRONG GUSTY WIND FREQUENT
LIGHTING AND POSSIBLY SMALL HAIL. LISTEN FOR LATER STATEMENTS AND
POSSIBLE WARNINGS.

VALVERDE
Special weather statement, Jun 9, 2:46 PM EDT, 12 minutes before
SCZ001>004-091945-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
245 PM EDT SAT JUN 09 1990

...THUNDERSTORMS DEVELOPING OVER THE AND MOVING INTO THE UPSTATE OF
SOUTH CAROLINA...

AT 235 PM EDT WEATHER RADAR SHOWED A SEVERE THUNDERSTORM IN POLK COUNTY
IN NORTH CAROLINA. THIS STORM WAS MOVING TO THE EAST AT 10 MILES AN HOUR
AND MAY MOVE INTO NORTHERN SPARTANBURG COUNTY AND CHEROKEE COUNTY IN
SOUTH CAROLINA.

THUNDERSTORMS MAY PRODUCE VERY HEAVY RAIN...STRONG GUSTY WIND...
FREQUENT LIGHTING AND POSSIBLY SMALL HAIL. LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS. SEEK SHELTER IF THREATENING WEATHER APPROACHES.

VALVERDE

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 8:46 PM EDTSevere Thunderstorm WarningGSPBuncombe29 min
Jun 9, 2:26 PM EDTSevere Thunderstorm WarningGSPPolk49 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.