Alert archive / Georgia / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 277, NWS Greenville-Spartanburg, SC

July 8, 2008Franklin County, Stephens County, Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 8, 2008, 9:26 PM EDT for Franklin County, Stephens County, Georgia. It was in force for 64 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
Jul 8, 2008, 9:26 PM EDT (01:26 UTC)
Expired
Jul 8, 2008, 10:30 PM EDT
In force
64 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Franklin County, GA, Stephens County, GA

The radar

The Greer radar (KGSP), 106 km from the middle of the area, began a volume at 01:28 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 00:00Z, 1.4 hours before the alert went out and 167 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 00:00Z on 2008-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1306 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 00:00Z on 2008-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
1306 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1363 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
74 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 Jul 8, 7:59 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Jul 8, 7:59 PM EDT, 1 hour 27 minutes before
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Hazardous weather outlook, Jul 8, 3:32 PM EDT, 5 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
332 PM EDT TUE JUL 8 2008

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-091945-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER-
IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA-
ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-
GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE-
GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-
ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
332 PM EDT TUE JUL 8 2008

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT
NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

NUMEROUS THUNDERSTORMS WILL DEVELOP AND MOVE EAST ACROSS THE
WESTERN CAROLINAS AND NORTHEAST GEORGIA THROUGH THE LATE AFTERNOON
AND EVENING HOURS. LOCALLY STRONG TO SEVERE STORMS WILL
CONTINUE...PRODUCING HEAVY RAIN...FREQUENT LIGHTNING...HAIL TO
THE SIZE OF NICKELS...AND WIND GUSTS TO 60 MPH. THE GREATEST RISK
OF SEVERE WEATHER THROUGH THE EVENING HOURS WILL BE OVER PIEDMONT
SECTIONS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

SCATTERED THUNDERSTORMS ARE EXPECTED DURING THE AFTERNOON AND
EVENING HOURS WEDNESDAY AND THURSDAY. A FEW OF THESE STORMS COULD
BECOME SEVERE...PRODUCING PENNY SIZED HAIL AND DAMAGING WIND
GUSTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ASKED TO RELAY ANY REPORTS OF SEVERE WEATHER TO THE
NATIONAL WEATHER SERVICE.

HG

In the hours before

Local storm report, Jul 8, 6:49 PM EDT, 2 hours 37 minutes before
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Local storm report, Jul 8, 7:47 PM EDT, 1 hour 39 minutes before
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Local storm report, Jul 8, 7:57 PM EDT, 1 hour 29 minutes before
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Local storm report, Jul 8, 8:19 PM EDT, 1 hour 7 minutes before
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Local storm report, Jul 8, 8:49 PM EDT, 37 minutes before
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Special weather statement, Jul 8, 9:13 PM EDT, 13 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 3:21 PM EDTSevere Thunderstorm WarningGSPBurke, Cleveland, McDowell, Rutherford54 min
Jul 9, 3:24 PM EDTSevere Thunderstorm WarningGSPHenderson, Polk66 min
Jul 9, 3:35 PM EDTSevere Thunderstorm WarningGSPCatawba, Lincoln55 min
Jul 9, 3:39 PM EDTSevere Thunderstorm WarningGSPGraham, Swain50 min
Jul 9, 4:11 PM EDTSevere Thunderstorm WarningGSPCleveland, Gaston, Rutherford64 min
Jul 9, 7:22 PM EDTAreal Flood AdvisoryGSPUnion113 min
Jul 8, 10:51 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee54 min
Jul 9, 2:46 PM EDTSevere Thunderstorm WarningGSPOconee, Pickens59 min
Jul 9, 3:52 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Pickens53 min
Jul 9, 4:36 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg, Union28 min
Jul 9, 5:16 PM EDTSevere Thunderstorm WarningGSPChester45 min
Jul 9, 5:38 PM EDTSevere Thunderstorm WarningGSPCherokee, Chester, Union, York53 min
Jul 9, 6:23 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee, Pickens67 min
Jul 9, 6:59 PM EDTSevere Thunderstorm WarningGSPPickens35 min
Jul 9, 7:05 PM EDTSevere Thunderstorm WarningGSPAnderson55 min
Jul 9, 7:53 PM EDTSevere Thunderstorm WarningGSPGreenville, Laurens, Spartanburg40 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2008Every severe thunderstorm warning in 2008

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.