Alert archive / North Carolina / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 90, NWS Greenville-Spartanburg, SC

July 10, 1990Catawba County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 10, 1990, 4:32 PM EDT for Catawba County, North Carolina. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1990, 4:32 PM EDT (20:32 UTC)
Expired
Jul 10, 1990, 5:15 PM EDT
In force
43 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Whole counties

County Catawba 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 127 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 1990-07-10Temperature 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 1990-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 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
8 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
-6 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jul 10, 1:02 PM EDT, 3 hours 30 minutes before
NCZ009-010-011-012-101810-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
110 PM EDT TUE JUL 10 1990

AT 1PM EDT NATIONAL WEATHER RADAR SHOWED A FEW SHOWERS AND THUNDERSTORMS
DEVELOPING OVER WESTERN NORTH CAROLINA. THE STRONGEST THUNDERSTORMS WAS
NORTH OF BLACK MOUNTAINS...OTHERS WERE IN TRANSYLVANIA AND HAYWOOD
COUNTIES. LITTLE MOVEMENT WAS INDICATED.

SOME OF THE SHOWERS MAY DEVELOP INTO QUITE STRONG THUNDERSTORMS BEFORE
THEY TAPER OFF LATER THIS EVENING.  THE STRONGER STORMS WILL BE CAPABLE
OF PRODUCING STRONG GUSTY WINDS..HEAVY RAIN AND HAIL AS WELL AS
DANGEROUS LIGHTNING.

MOUNTAIN RESIDENTS SHOULD KEEP AN EYE ON THE SKY THIS AFTERNOON AND
BE READY TO SEEK SHELTER IF THREATENING WEATHER DEVELOPS.
REU
Special weather statement, Jul 10, 2:03 PM EDT, 2 hours 29 minutes before
NCZ010-012-101900-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
204 PM EDT TUE JUL 10 1990

AT 155 PM WEATHER SERVICE RADAR SHOWED VERY STRONG THUNDERSTORMS IN
HAYWOOD..BUNCOMBE AND TRANSYLVANIA COUNTIES OF WESERN NORTH CAROLINA.
THE STRONGEST STORM WAS NEAR THE BUNCOMBE HAYWOOD COUNTY LINE SOUTH OF
CANTON.  THEY WERE MOVING VERY LITTLE..POSSIBLY DRIFTING SLOWLY EAST.

THESE STORMS CONTAIN A LOT OF DANGEROUS LIGHTNING..REMAIN INSIDE OR
MOVE INSIDE A STRONG BUILDING IF THREATENING WEATHER APPROACHES YOUR
AREA.

THE STORMS MAY ALSO CONTAIN VERY HEAVY RAIN STRONG GUSTY WINDS AND HAIL.
BECAUSE OF THEIR SLOW MOVEMENT FLOODING OF STREETS AND LOW LYING AREAS
IS POSSIBLE.

TH,E SHOWERS AND THUNDERSTORMS WILL CONTINUE IN WESTERN NORTH CAROLINA
FOR THE REST OF THE AFTERNOON AND INTO THE EARLY EVENING.
Special weather statement, Jul 10, 3:07 PM EDT, 1 hour 25 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>
Special weather statement, Jul 10, 3:24 PM EDT, 1 hour 8 minutes before
NCZ010-012-013-102020-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ASHEVILLE NC
325 PM EDT TUE  JUL 10 1990

STRONG THUNDERSTORMS WERE REPORTED ACROSS PARTS OF WESTERN NORTH
CAROLINA AT 315 THIS AFTERNOON.  A SEVERE THUNDERSTORM WAS NEAR TRYON
IN POLK COUNTY AND OTHER STRONG STORMS WERE IN JACKSON AND SWAIN
COUNTIES.

ONE HALF INCH HAIL WAS REPORTED BETWEEN FRANKLIN AND CULLOWHEE AND
PEA SIZE HAIL REPORTED BY RADIO STATION WBHN IN BRYSON CITY.

THE STONG STORMS CONTAINED A LOT OF DANGEROUS LIGHTNING..STRONG WINDS
AND HEAVY RAIN.  THE HEAVY RAIN MAY CAUSE MINOR FLOODING OF STREETS
AND LOW LYING AREAS.

IF THREATENING WEATHER APPROACHES YOUR AREA MOVE INSIDE A STRONG
BUILDING UNTIL THE STORM HAS PASSED.
HM
Special weather statement, Jul 10, 3:45 PM EDT, 47 minutes before
SCZ001>004-102030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
345 PM EDT TUE JUL 10 1990

...THUNDERSTORMS SCATTERED ALONG THE SOUTH CAROLINA FOOTHILLS...

AT 335 PM SEVERAL THUNDERSTORMS WERE PRODUCING LOCALLY HEAVY
RAIN...FROM NEAR LAKE KEOWEE...TO TRAVELERS REST...TO INMAN...
TO CHESNEE. THE HEAVIEST RAIN WAS NOTED NEAR GREER AND LYMAN.

THE THUNDERSTORMS APPEAR TO BE DRIFTING SLOWLY TO THE SOUTHEAST
...MAYBE 5 TO 10 MILES AN HOUR.  A WIND GUST OF 35 MILES AN HOUR
WAS MEASURED AT THE GREENVILLE-SPARTANBURG AIRPORT AT 336 PM.

SOME OF THESE STORMS WILL BRING LIGHTNING...HEAVY DOWNPOURS...GUSTY
WIND...AND POSSIBLE HAIL...DURING THE NEXT TWO HOURS...TO CHEROKEE...
SPARTANBURG...GREENVILLE...AND ANDERSON COUNTIES.
MUSGROVE
Special weather statement, Jul 10, 4:16 PM EDT, 16 minutes before
SCZ001>004-102110-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
415 PM EDT TUE JUL 10 1990

...THUNDERSTORMS SCATTERED OVER UPSTATE SOUTH CAROLINA...

AT 410 PM SEVERAL THUNDERSTORMS WERE PRODUCING VERY HEAVY RAINFALL
OVER PORTIONS OF SPARTANBURG COUNTY EXTENDING INTO WESTERN CHEROKEE
COUNTY. ANOTHER AREA OF STORMS WITH VERY HEAVY RAINFALL WAS FROM
CENTRAL OCONEE COUNTY NEAR WALHALLA TO CLEMSON IN SOUTHERN PICKENS
COUNTY. THE AREAS OF HEAVIEST RAIN WERE NEAR MOORE...FROM CHESNEE TO
COWPENS...AND FROM WESTMINSTER TO CLEMSON. THESE STORMS WERE DRIFTING
VERY SLOWLY TOWARD THE SOUTHEAST. A WIND GUST OF 38 MILES AN HOUR WAS
MEASURED AT THE GREENVILLE-SPARTANBURG AIRPORT AT 346 PM EDT.

SOME OF THESE STORMS WILL BRING INTENSE LIGHTNING...HEAVY DOWNPOURS...
GUSTY WINDS...AND POSSIBLE HAIL DURING THE NEXT TWO HOURS. PEOPLE
NEAR THESE STORMS SHOULD REMAIN ALERT FOR POSSIBLE SEVERE WEATHER
DEVELOPING IN A VERY SHORT PERIOD OF TIME DURING THE REMAINDER OF THIS
AFTERNOON AND EARLY THIS EVENING.

ROBBINS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 3:00 PM EDTSevere Thunderstorm WarningGSPPolk60 min
Jul 10, 5:56 PM EDTSevere Thunderstorm WarningGSPMecklenburg49 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.