Alert archive / South Carolina / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 61, NWS Greenville-Spartanburg, SC

May 19, 2005Oconee County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 19, 2005, 2:08 PM EDT for Oconee County, South Carolina. It was in force for 71 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 19, 2005, 2:08 PM EDT (18:08 UTC)
Expired
May 19, 2005, 3:19 PM EDT
In force
71 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

County Oconee County, SC

The radar

The Greer radar (KGSP), 79 km from the middle of the area, began a volume at 18:08 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.1 hours before the alert went out and 203 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, Peachtre/Fal Fld, GA at 12:00Z on 2005-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 623 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, Peachtre/Fal Fld, GA at 12:00Z on 2005-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 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
623 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
727 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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.

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at May 19, 11:03 AM EDT, 3 hours 5 minutes earlier.

Area forecast discussion, May 19, 11:03 AM EDT, 3 hours 5 minutes before
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Hazardous weather outlook, May 19, 3:52 AM EDT, 10 hours 16 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
352 AM EDT THU MAY 19 2005

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-
SCZ001>014-019-200800-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-CALDWELL-
ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-
BUNCOMBE-MCDOWELL-BURKE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-
MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-POLK-RUTHERFORD-
CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-
CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-CHESTER-GREENWOOD-
352 AM EDT THU MAY 19 2005

THIS HAZARDOUS WEATHER OUTLOOK IS FOR UPSTATE SOUTH CAROLINA...
MUCH OF WESTERN NORTH CAROLINA... AND EXTREME NORTHEAST GEORGIA.

.DAY ONE...TODAY AND TONIGHT

THERE IS AN INCREASING CHANCE OF THUNDERSTORMS TODAY...BECOMING
LIKELY TO CATEGORICAL OVERNIGHT. SOME STORMS ARE LIKELY TO CONTAIN
AT LEAST SMALL HAIL AND STRONG GUSTY WINDS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

THUNDERSTORMS ARE EXPECTED FRIDAY...WITH A DECREASING CHANCE
FRIDAY NIGHT. THERE IS ANOTHER CHANCE OF THUNDERSTORMS MONDAY AND
MONDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON AND EVENING.

RB

In the hours before

Special weather statement, May 19, 1:24 PM EDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
124 PM EDT THU MAY 19 2005

NCZ034-035-054>056-066>068-191830-
ALEXANDER-BURKE NC-CALDWELL-CATAWBA-CLEVELAND-MCDOWELL-POLK NC-
RUTHERFORD-
INCLUDING THE CITIES OF...HICKORY...MARION...MORGANTON...
RUTHERFORDTON...SHELBY...TRYON
124 PM EDT THU MAY 19 2005

STRONG THUNDERSTORMS HAVE DEVELOPED OVER PARTS OF THE FOOTHILLS IN
NORTH CAROLINA.  STORMS IN CALDWELL COUNTY...NEAR COLLETTSVILLE AND
EAST OF BLOWING ROCK...WERE DRIFTING EAST AND WERE LIKELY PRODUCING
SMALL HAIL. CLOUD TO GROUND LIGHTNING AND GUSTY WINDS WERE ALSO
INDICATED.  ISOLATED STORMS WERE DEVELOPING ALONG THE EDGE OF THE
MOUNTAIN RANGE...SOUTH THROUGH RUTHERFORD...HENDERSON...AND
TRANSYLVANIA COUNTIES.

JONES

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 4:44 PM EDTFlash Flood WarningGSPBurke, Catawba3 hr

Nearby

Severe Thunderstorm Warnings in South Carolina, 2005Every severe thunderstorm warning in 2005

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; radar from the NEXRAD Level II archive.