Alert archive / Georgia / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 230, NWS Greenville-Spartanburg, SC

July 17, 2013Oconee County, South Carolina; Habersham County, Rabun County, Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 17, 2013, 4:17 PM EDT for Oconee County, South Carolina; Habersham County, Rabun County, Georgia. It was in force for 58 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 17, 2013, 4:17 PM EDT (20:17 UTC)
Expired: Jul 17, 2013, 5:15 PM EDT
In force: 58 min
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon

Counties Habersham County, GA, Rabun County, GA, Oconee County, SC

The radar

The Greer radar (KGSP), 103 km from the middle of the area, began a volume at 20:16 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 17, 2:57 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.3 hours before the alert went out and 188 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: 1643 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 832 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 33 m²/s²
0-3 km storm-relative helicity: 60 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.4

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 17, 3:04 PM EDT, 1 hour 13 minutes earlier.

Area forecast discussion, Jul 17, 3:04 PM EDT, 1 hour 13 minutes before

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Hazardous weather outlook, Jul 17, 3:06 PM EDT, 1 hour 11 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
306 PM EDT WED JUL 17 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-181915-
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-
306 PM EDT WED JUL 17 2013

...SEVERE THUNDERSTORM WATCH 417 IN EFFECT UNTIL 10 PM EDT THIS
EVENING...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   SEVERE THUNDERSTORM WATCH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

SCATTERED TO NUMEROUS THUNDERSTORMS ARE FORECAST EACH DAY THROUGH
THE WEEKEND. A FEW SEVERE STORMS WILL BE SEEN.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...FLASH FLOODING TO OUR OFFICE.

NED

In the hours before

Special weather statement, Jul 17, 3:56 PM EDT, 21 minutes before

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Special weather statement, Jul 17, 3:58 PM EDT, 19 minutes before

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Special weather statement, Jul 17, 4:04 PM EDT, 13 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
404 PM EDT WED JUL 17 2013

NCZ033-501-502-172045-
AVERY-CALDWELL MOUNTAINS-GREATER CALDWELL-
404 PM EDT WED JUL 17 2013

...A STRONG THUNDERSTORM WILL AFFECT CALDWELL AND SOUTHEASTERN AVERY
COUNTIES THROUGH 445 PM EDT...

AT 400 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES SOUTHWEST OF DARBY...OR 8 MILES SOUTHEAST
OF BLOWING ROCK...MOVING SOUTHWEST AT 10 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  PATTERSON...
  GLOBE...

SMALL HAIL...AND WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH THIS
STORM.

LAT...LON 3610 8151 3610 8146 3606 8140 3585 8164
      3587 8171 3592 8175 3593 8177 3595 8178
      3595 8179 3602 8187 3613 8166 3613 8155

07

Special weather statement, Jul 17, 4:07 PM EDT, 10 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
407 PM EDT WED JUL 17 2013

NCZ033-050-501-503-505-172100-
AVERY-BURKE MOUNTAINS-CALDWELL MOUNTAINS-MCDOWELL MOUNTAINS-MITCHELL-
407 PM EDT WED JUL 17 2013

...A STRONG THUNDERSTORM WILL AFFECT AVERY...EASTERN MITCHELL...
NORTHEASTERN MCDOWELL...NORTHWESTERN BURKE AND NORTHWESTERN CALDWELL
COUNTIES THROUGH 500 PM EDT...

AT 403 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR GRANDFATHER MOUNTAIN...OR 6 MILES EAST OF
NEWLAND...MOVING SOUTHWEST AT 10 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  LINVILLE...
  NEWLAND...
  NEWLAND...
  JONAS RIDGE...
  INGALLS...

SMALL HAIL...AND WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH THIS
STORM.

LAT...LON 3616 8182 3612 8181 3613 8173 3607 8167
      3584 8194 3603 8214 3619 8185

07

Special weather statement, Jul 17, 4:11 PM EDT, 6 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
411 PM EDT WED JUL 17 2013

GAZ010-017-172100-
HABERSHAM-RABUN-
411 PM EDT WED JUL 17 2013

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN HABERSHAM AND RABUN
COUNTIES THROUGH 500 PM EDT...

AT 408 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR MOUNTAIN CITY...OR 3 MILES NORTHEAST OF
CLAYTON...MOVING SOUTHWEST AT 10 MPH.

THIS STORM WILL IMPACT LOCATIONS NEAR...
  MOUNTAIN CITY...
  CLAYTON...
  LAKEMONT...
  LAKE BURTON...

SMALL HAIL...AND WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH THIS
STORM.

LAT...LON 3492 8363 3500 8343 3500 8331 3489 8322
      3469 8352 3487 8367

07

Local storm report, Jul 17, 4:14 PM EDT, 3 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
414 PM EDT WED JUL 17 2013

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

0339 PM     HAIL             STONY POINT             35.87N 81.05W
07/17/2013  E0.88 INCH       ALEXANDER          NC   NWS EMPLOYEE

            NICKEL SIZED HAIL RELAYED BY BLACKSBURG WEATHER OFFICE.

&&

OUTLAW

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 17, 1:19 PM EDT	Special Weather Statement	GSP	Yancey	41 min
Jul 17, 1:34 PM EDT	Special Weather Statement	GSP	Buncombe	26 min
Jul 17, 1:46 PM EDT	Areal Flood Advisory	GSP	Mitchell, Yancey	104 min
Jul 17, 2:00 PM EDT	Special Weather Statement	GSP	Mitchell, Yancey	45 min
Jul 17, 2:03 PM EDT	Special Weather Statement	GSP	Buncombe	42 min
Jul 17, 2:23 PM EDT	Severe Thunderstorm Warning	GSP	Mitchell, Yancey	67 min
Jul 17, 2:27 PM EDT	Special Weather Statement	GSP	Union	33 min
Jul 17, 2:30 PM EDT	Severe Thunderstorm Warning	GSP	Mecklenburg, Union	60 min
Jul 17, 2:55 PM EDT	Severe Thunderstorm Warning	GSP	Alexander, Catawba, Davie, Iredell	65 min
Jul 17, 3:17 PM EDT	Severe Thunderstorm Warning	GSP	Avery, Burke, McDowell, Mitchell	58 min
Jul 17, 3:27 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Iredell, Rowan	63 min
Jul 17, 3:37 PM EDT	Severe Thunderstorm Warning	GSP	Transylvania	53 min
Jul 17, 3:51 PM EDT	Special Weather Statement	GSP	Transylvania	39 min
Jul 17, 3:56 PM EDT	Special Weather Statement	GSP	Rutherford	49 min
Jul 17, 3:58 PM EDT	Special Weather Statement	GSP	Avery	47 min
Jul 17, 3:59 PM EDT	Severe Thunderstorm Warning	GSP	Catawba, Gaston, Lincoln	61 min
Jul 17, 4:04 PM EDT	Special Weather Statement	GSP	Caldwell	41 min
Jul 17, 4:06 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Gaston, Iredell, Lincoln, Mecklenburg	54 min
Jul 17, 4:07 PM EDT	Special Weather Statement	GSP	Avery	53 min
Jul 17, 4:18 PM EDT	Areal Flood Advisory	GSP	Avery	102 min
Jul 17, 4:33 PM EDT	Special Weather Statement	GSP	Burke	42 min
Jul 17, 4:34 PM EDT	Areal Flood Advisory	GSP	Mitchell	56 min
Jul 17, 4:41 PM EDT	Severe Thunderstorm Warning	GSP	Burke, Caldwell, McDowell, Rutherford	64 min
Jul 17, 4:54 PM EDT	Special Weather Statement	GSP	Cleveland, Gaston	51 min
Jul 17, 4:55 PM EDT	Special Weather Statement	GSP	Burke	50 min
Jul 17, 5:04 PM EDT	Severe Thunderstorm Warning	GSP	Burke, Catawba, Cleveland, Lincoln, Rutherford	56 min
Jul 17, 5:20 PM EDT	Severe Thunderstorm Warning	GSP	Polk	55 min
Jul 17, 5:37 PM EDT	Severe Thunderstorm Warning	GSP	Cleveland, Rutherford	53 min
Jul 17, 5:57 PM EDT	Severe Thunderstorm Warning	GSP	Polk, Rutherford	63 min
Jul 17, 5:58 PM EDT	Areal Flood Advisory	GSP	Cleveland, Rutherford	62 min
Jul 17, 6:32 PM EDT	Special Weather Statement	GSP	Haywood	43 min
Jul 17, 7:38 PM EDT	Special Weather Statement	GSP	Haywood, Swain	37 min
Jul 17, 4:45 PM EDT	Special Weather Statement	GSP	Pickens	45 min
Jul 17, 5:14 PM EDT	Special Weather Statement	GSP	York	46 min
Jul 17, 5:22 PM EDT	Severe Thunderstorm Warning	GSP	Chester, York	53 min
Jul 17, 5:34 PM EDT	Special Weather Statement	GSP	Cherokee	41 min
Jul 17, 5:39 PM EDT	Special Weather Statement	GSP	Cherokee	51 min
Jul 17, 5:54 PM EDT	Areal Flood Advisory	GSP	York	66 min
Jul 17, 6:02 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Pickens	58 min
Jul 17, 6:11 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Greenville, Pickens	64 min
Jul 17, 6:12 PM EDT	Areal Flood Advisory	GSP	Spartanburg	48 min
Jul 17, 6:22 PM EDT	Areal Flood Advisory	GSP	Greenville	98 min
Jul 17, 6:36 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Greenville, Laurens, Spartanburg	54 min
Jul 17, 6:52 PM EDT	Severe Thunderstorm Warning	GSP	Anderson, Oconee, Pickens	68 min
Jul 17, 6:53 PM EDT	Severe Thunderstorm Warning	GSP	Greenwood, Laurens, Spartanburg, Union	52 min
Jul 17, 6:59 PM EDT	Special Weather Statement	GSP	Greenwood	46 min
Jul 17, 7:15 PM EDT	Severe Thunderstorm Warning	GSP	Abbeville, Anderson, Greenwood, Laurens	60 min
Jul 17, 4:11 PM EDT	Special Weather Statement	GSP	Rabun	49 min
Jul 17, 5:13 PM EDT	Special Weather Statement	GSP	Habersham, Stephens	47 min
Jul 17, 6:14 PM EDT	Special Weather Statement	GSP	Franklin	46 min
Jul 17, 6:49 PM EDT	Special Weather Statement	GSP	Hart	41 min
Jul 17, 6:54 PM EDT	Severe Thunderstorm Warning	GSP	Elbert, Franklin, Hart	66 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2013 Severe Thunderstorm Warnings in South Carolina, 2013 Every severe thunderstorm warning in 2013

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.