Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 174, NWS Greenville-Spartanburg, SC

July 14, 2015Anderson County, Oconee County, Pickens County, South Carolina; 4 counties in Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 14, 2015, 6:48 PM EDT for Anderson County, Oconee County, Pickens County, South Carolina; 4 counties in Georgia. It was in force for 72 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 14, 2015, 6:48 PM EDT (22:48 UTC)
Expired: Jul 14, 2015, 8:00 PM EDT
In force: 72 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon

Counties Franklin County, GA, Habersham County, GA, Hart County, GA, Stephens County, GA, Anderson County, SC, Oconee County, SC, Pickens County, SC

The radar

The Greer radar (KGSP), 84 km from the middle of the area, began a volume at 22:50 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 14, 4:59 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.8 hours before the alert went out and 189 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1704 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 988 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: -31 m²/s²
0-3 km storm-relative helicity: -39 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -1.1

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 14, 5:38 PM EDT, 1 hour 10 minutes earlier.

Area forecast discussion, Jul 14, 5:38 PM EDT, 1 hour 10 minutes before

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Hazardous weather outlook, Jul 14, 3:32 PM EDT, 3 hours 16 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
332 PM EDT TUE JUL 14 2015

NCZ033-048>053-058-059-062>065-501-503-505-151945-
AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM-
NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-
CALDWELL MOUNTAINS-BURKE MOUNTAINS-MCDOWELL MOUNTAINS-
332 PM EDT TUE JUL 14 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A CLUSTER OF THUNDERSTORMS WILL AFFECT THE NORTH CAROLINA
MOUNTAINS LATE THIS AFTERNOON INTO THIS EVENING AND THEN ANOTHER
CLUSTER AROUND MIDNIGHT. FREQUENT CLOUD-TO-GROUND LIGHTNING...
TORRENTIAL DOWNPOURS...AND DAMAGING WINDS WILL BE THE MAIN
THREATS. SOME FLOODING OF POOR DRAINAGE AREAS WILL BE POSSIBLE
WHERE STORMS REPEATEDLY MOVE THROUGH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

NCZ035>037-056-057-068>072-082-502-504-506>510-SCZ008-009-014-151945-
ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON-
MECKLENBURG-CABARRUS-UNION-GREATER CALDWELL-GREATER BURKE-
EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-
POLK MOUNTAINS-EASTERN POLK-CHEROKEE-YORK-CHESTER-
332 PM EDT TUE JUL 14 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A BROKEN BAND OF STRONG THUNDERSTORMS WILL MOVE ACROSS THE
MOUNTAINS OF NORTH CAROLINA SOMTIME BETWEEN 11 PM AND 4AM TONIGHT
ASSOCIATED WITH A COLD FORNT. DAMAGING WIND GUSTS AND LARGE HAIL
WILL BE THE MAIN THREATS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

GAZ010-017-018-026-028-029-SCZ001>007-010>013-019-151945-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE-
GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-ANDERSON-ABBEVILLE-
LAURENS-UNION-GREENWOOD-
332 PM EDT TUE JUL 14 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.
CLUSTER OF THUNDERSTORMS MAY DEVELOP AND MOVE ACROSS NORTHEAST
GEORGIA AND THE UPSTATE OF SOUTH CAROLINA LATE THIS AFTERNOON INTO
THE EVENING. DAMAGING WIND GUSTS AND LARGE HAIL WILL BE POSSIBLE.
IN ADDITION...THERE WILL BE ENOUGH WIND SHEAR IN THE LOWER PART OF
THE ATMOSPHERE SUCH THAT A BRIEF TORNADO CANNOT BE RULED OUT.
ANOTHER ROUND OF THUNDERSTORMS WILL BE POSSIBLE MAINLY AFTER
MIDNIGHT AS A COLD FRONT PUSHES ACROSS THE REGION.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

In the hours before

Special weather statement, Jul 14, 1:28 PM EDT, 5 hours 20 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
128 PM EDT TUE JUL 14 2015

GAZ018-026-028-029-SCZ004-010-011-141800-
FRANKLIN GA-HART GA-STEPHENS GA-ELBERT GA-GREATER OCONEE SC-
ABBEVILLE SC-ANDERSON SC-
128 PM EDT TUE JUL 14 2015

...A CLUSTER OF THUNDERSTORMS WILL IMPACT PORTIONS OF HART...
ELBERT...SOUTHERN STEPHENS...FRANKLIN...SOUTHEASTERN OCONEE...
SOUTHERN ABBEVILLE AND SOUTHWESTERN ANDERSON COUNTIES UNTIL 200 PM
EDT...

AT 128 PM EDT...DOPPLER RADAR INDICATED THE LEADING EDGE OF A CLUSTER
OF THUNDERSTORMS ALONG A LINE EXTENDING FROM 11 MILES SOUTH OF
CLEMSON TO 4 MILES WEST OF HARTWELL TO 7 MILES NORTHWEST OF
CARNESVILLE...AND MOVING SOUTHEAST AT 15 MPH.

DIME SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
ELBERTON...HARTWELL...CARNESVILLE...ABBEVILLE...ROYSTON...CALHOUN
FALLS...REED CREEK...LAVONIA...GUMLOG AND IVA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GUSTY WINDS CAN BLOW DOWN TREES THAT ARE DEAD...OR THAT HAVE WEAKENED
ROOT SYSTEMS. OUTDOOR FURNITURE AND SIMILAR ITEMS CAN BE TOSSED
AROUND IF NOT ANCHORED. SEEK SHELTER INDOORS.

DIME TO NICKEL SIZE HAIL CAN CAUSE CONSIDERABLE DAMAGE TO VEHICLES.
CONSIDER MOVING VEHICLES TO A COVERED STORAGE AREA BEFORE THE STORM
ARRIVES.

&&

LAT...LON 3398 8286 3401 8294 3417 8310 3423 8308
      3427 8312 3424 8317 3426 8330 3423 8335
      3426 8334 3433 8339 3443 8338 3446 8340
      3448 8346 3463 8286 3408 8230 3406 8236
      3407 8253 3401 8260 3399 8258 3398 8260
TIME...MOT...LOC 1728Z 328DEG 12KT 3452 8288 3436 8302 3442 8335

RWH

Local storm report, Jul 14, 2:27 PM EDT, 4 hours 21 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
227 PM EDT TUE JUL 14 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0144 PM     TSTM WND DMG     BOWERSVILLE             34.37N 83.08W
07/14/2015                   HART               GA   FIRE DEPT/RESCUE

            TREES DOWN ALONG HWY 17...ONE ON A TRANSFORMER.

&&

Special weather statement, Jul 14, 4:20 PM EDT, 2 hours 28 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
420 PM EDT TUE JUL 14 2015

NCZ051-052-058-059-142115-
SWAIN NC-HAYWOOD NC-NORTHERN JACKSON NC-GRAHAM NC-
420 PM EDT TUE JUL 14 2015

...A LINE OF STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF
NORTHWESTERN JACKSON...SWAIN...GRAHAM AND CENTRAL HAYWOOD COUNTIES
UNTIL 515 PM EDT...

AT 417 PM EDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 14 MILES SOUTHWEST OF
NEWPORT TO 3 MILES SOUTH OF LOUDON...AND MOVING SOUTHEAST AT 45 MPH.

WIND GUSTS UP TO 45 MPH WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE... WAYNESVILLE...BRYSON CITY...
ROBBINSVILLE...SYLVA...CHEROKEE...FONTANA LAKE...LAKE
JUNALUSKA...CLYDE...MAGGIE VALLEY...BALSAM AND SANTEETLAH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FONTANA LAKE IS IN THE PATH OF THESE STORMS. CLOUD TO GROUND
LIGHTNING AND GUSTY WINDS WILL CREATE DANGEROUS BOATING CONDITIONS.
MOVE TO SHORE IMMEDIATELY.

&&

LAT...LON 3537 8401 3541 8402 3552 8388 3553 8382
      3556 8377 3558 8360 3556 8350 3566 8335
      3566 8330 3573 8324 3573 8319 3542 8275
      3542 8280 3530 8396 3535 8404
TIME...MOT...LOC 2017Z 293DEG 39KT 3577 8331 3568 8435

LANE

Local storm report, Jul 14, 5:57 PM EDT, 51 minutes before

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Local storm report, Jul 14, 6:20 PM EDT, 28 minutes before

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Local storm report, Jul 14, 6:48 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 8:06 PM EDT	Severe Thunderstorm Warning	GSP	Alexander, Burke, Caldwell, Catawba, Iredell, McDowell and 1 more	39 min
Jul 13, 8:16 PM EDT	Severe Thunderstorm Warning	GSP	Buncombe, Henderson, McDowell, Polk, Rutherford, Transylvania	21 min
Jul 13, 8:19 PM EDT	Special Weather Statement	GSP	Cabarrus	26 min
Jul 13, 8:27 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Iredell, Mecklenburg, Rowan	48 min
Jul 13, 8:32 PM EDT	Special Weather Statement	GSP	Catawba, Cleveland, Davie, Iredell, Lincoln	28 min
Jul 13, 8:55 PM EDT	Special Weather Statement	GSP	Rowan	65 min
Jul 13, 8:58 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Rowan	47 min
Jul 13, 9:03 PM EDT	Areal Flood Advisory	GSP	Cabarrus, Mecklenburg	117 min
Jul 13, 9:24 PM EDT	Severe Thunderstorm Warning	GSP	Union	61 min
Jul 13, 9:50 PM EDT	Areal Flood Advisory	GSP	Union	3 hr
Jul 14, 6:36 AM EDT	Special Weather Statement	GSP	Avery, Madison, Mitchell, Yancey	54 min
Jul 14, 7:27 AM EDT	Special Weather Statement	GSP	Buncombe, Haywood, Henderson, McDowell, Polk, Rutherford	63 min
Jul 14, 7:47 AM EDT	Severe Thunderstorm Warning	GSP	Buncombe, Haywood, Henderson, McDowell, Polk, Rutherford and 1 more	58 min
Jul 14, 7:52 AM EDT	Special Weather Statement	GSP	Alexander, Burke, Catawba, Cleveland, Iredell, Lincoln	68 min
Jul 14, 8:22 AM EDT	Areal Flood Advisory	GSP	Avery, Buncombe, Haywood, Madison, Mitchell, Yancey	3 hr
Jul 14, 8:33 AM EDT	Special Weather Statement	GSP	Avery, Buncombe, Haywood, Madison, Mitchell, Yancey	42 min
Jul 14, 9:30 AM EDT	Special Weather Statement	GSP	Swain	30 min
Jul 14, 10:00 AM EDT	Special Weather Statement	GSP	Jackson	30 min
Jul 14, 10:11 AM EDT	Special Weather Statement	GSP	Graham	34 min
Jul 14, 10:34 AM EDT	Severe Thunderstorm Warning	GSP	Graham, Jackson, Macon, Swain	56 min
Jul 14, 11:11 AM EDT	Areal Flood Advisory	GSP	Madison	2 hr
Jul 14, 11:30 AM EDT	Special Weather Statement	GSP	Graham	15 min
Jul 14, 11:46 AM EDT	Special Weather Statement	GSP	Macon	29 min
Jul 14, 4:20 PM EDT	Special Weather Statement	GSP	Graham, Haywood, Swain	55 min
Jul 14, 4:45 PM EDT	Severe Thunderstorm Warning	GSP	Graham, Haywood, Jackson, Macon, Swain	75 min
Jul 14, 5:58 PM EDT	Severe Thunderstorm Warning	GSP	Jackson, Macon	77 min
Jul 13, 8:08 PM EDT	Severe Thunderstorm Warning	GSP	Chester, York	52 min
Jul 13, 8:44 PM EDT	Severe Thunderstorm Warning	GSP	Cherokee, Spartanburg, Union, York	46 min
Jul 13, 9:11 PM EDT	Special Weather Statement	GSP	York	34 min
Jul 14, 8:30 AM EDT	Special Weather Statement	GSP	Cherokee, Greenville, Spartanburg, Union, York	60 min
Jul 14, 12:52 PM EDT	Special Weather Statement	GSP	Oconee	38 min
Jul 14, 1:28 PM EDT	Special Weather Statement	GSP	Abbeville	32 min
Jul 14, 7:47 PM EDT	Severe Thunderstorm Warning	GSP	Abbeville, Anderson	43 min
Jul 14, 1:36 PM EDT	Severe Thunderstorm Warning	GSP	Elbert, Franklin, Hart	39 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2015 Severe Thunderstorm Warnings in South Carolina, 2015 Every severe thunderstorm warning in 2015

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.