Alert archive / Georgia / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 296, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 12, 2023, 5:48 PM EDT for Elbert County, Franklin County, Hart County, Georgia. It was in force for 42 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
- Aug 12, 2023, 5:48 PM EDT (21:48 UTC)
- Expired
- Aug 12, 2023, 6:30 PM EDT
- In force
- 42 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Elbert County, GA, Franklin County, GA, Hart County, GA
The radar
The Greer radar (KGSP), 99 km from the middle of the area, began a volume at 21:49 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 |
|---|---|---|---|
| Aug 12, 2:38 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.8 hours before the alert went out and 171 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.
- Mixed-layer CAPE
- 1531 J/kg
- Mixed-layer CIN
- -76 J/kg
- Mixed-layer LCL
- 883 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 57 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Aug 12, 5:43 PM EDT, 5 minutes earlier.
Area forecast discussion, Aug 12, 5:43 PM EDT, 5 minutes before
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</html>Hazardous weather outlook, Aug 12, 5:33 PM EDT, 15 minutes before
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</html>In the hours before
Special weather statement, Aug 12, 4:17 PM EDT, 1 hour 31 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
417 PM EDT Sat Aug 12 2023
GAZ010-NCZ062-SCZ101-122045-
Rabun GA-Macon NC-Oconee Mountains SC-
417 PM EDT Sat Aug 12 2023
...A strong thunderstorm will impact portions of Rabun, south central
Macon and west central Oconee Counties through 445 PM EDT...
At 417 PM EDT, Doppler radar was tracking a strong thunderstorm 4
miles west of Clayton, or near Tiger, moving east at 15 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Clayton, Mountain City, Tiger, Dillard, Sky Valley, Lakemont, Black
Rock Mountain State Park, Lake Burton, Lake Rabun and Scaly Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northeastern Georgia...western North Carolina...and Upstate South
Carolina.
&&
LAT...LON 3475 8353 3493 8359 3505 8328 3479 8319
TIME...MOT...LOC 2017Z 253DEG 13KT 3487 8348
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
WJMSpecial weather statement, Aug 12, 4:29 PM EDT, 1 hour 19 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
429 PM EDT Sat Aug 12 2023
GAZ010-NCZ062-063-SCZ101-104-122100-
Rabun GA-Southern Jackson NC-Macon NC-Greater Oconee SC-
Oconee Mountains SC-
429 PM EDT Sat Aug 12 2023
...A strong thunderstorm will impact portions of northeastern Rabun,
southeastern Macon, southern Jackson and northwestern Oconee Counties
through 500 PM EDT...
At 429 PM EDT, Doppler radar was tracking a strong thunderstorm 10
miles east of Clayton, or 7 miles southeast of Sky Valley, moving
east at 10 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Oconee State Park, Pine Mountain, Mountain Rest, Bad Creek and Scaly
Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northeastern Georgia...western North Carolina...and Upstate South
Carolina.
&&
LAT...LON 3502 8331 3505 8305 3505 8304 3504 8303
3503 8301 3503 8300 3479 8299 3483 8330
TIME...MOT...LOC 2029Z 269DEG 10KT 3493 8322
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
WJMSpecial weather statement, Aug 12, 4:44 PM EDT, 1 hour 4 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
444 PM EDT Sat Aug 12 2023
GAZ017-018-026-SCZ104-122115-
Franklin GA-Stephens GA-Habersham GA-Greater Oconee SC-
444 PM EDT Sat Aug 12 2023
...A strong thunderstorm will impact portions of northeastern
Franklin, Stephens, southeastern Habersham and southwestern Oconee
Counties through 515 PM EDT...
At 444 PM EDT, Doppler radar was tracking a strong thunderstorm near
Toccoa, moving east at 25 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Toccoa, Westminster, Gumlog, Martin, Avalon, Tugaloo State Park,
Hollywood, Boydville, Eastanolee and Turnerville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northeastern Georgia...and Upstate South Carolina.
&&
LAT...LON 3473 8306 3449 8305 3447 8307 3446 8307
3449 8347 3467 8348
TIME...MOT...LOC 2044Z 268DEG 21KT 3459 8339
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
WJMSpecial weather statement, Aug 12, 4:52 PM EDT, 56 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
452 PM EDT Sat Aug 12 2023
NCZ064-SCZ101>106-122115-
Transylvania NC-Greater Oconee SC-Central Greenville SC-
Pickens Mountains SC-Greater Pickens SC-Oconee Mountains SC-
Greenville Mountains SC-
452 PM EDT Sat Aug 12 2023
...A strong thunderstorm will impact portions of south central
Transylvania, northwestern Greenville, Pickens and northeastern
Oconee Counties through 515 PM EDT...
At 451 PM EDT, Doppler radar was tracking a strong thunderstorm 12
miles northwest of Pickens, or near Lake Jocassee, moving southeast
at 25 mph.
HAZARD...Wind gusts up to 40 mph and pea size hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Pickens, Central, Liberty, Norris, Six Mile, Lake Keowee, Jocassee
Gorges, Lake Jocassee, Devils Fork State Park and Keowee Toxaway
State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
western North Carolina...and Upstate South Carolina.
&&
LAT...LON 3494 8302 3510 8292 3506 8248 3470 8272
3469 8275
TIME...MOT...LOC 2051Z 298DEG 24KT 3499 8289
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
WJMLocal storm report, Aug 12, 5:13 PM EDT, 35 minutes before
Preliminary Local Storm Report
National Weather Service Greenville-Spartanburg SC
513 PM EDT Sat Aug 12 2023
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0450 PM Hail 2 ESE Mills River 35.38N 82.54W
08/12/2023 E1.75 inch Henderson NC Public
&&Local storm report, Aug 12, 5:15 PM EDT, 33 minutes before
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</html>The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 12, 3:18 PM EDT | Severe Thunderstorm Warning | GSP | Jackson, Macon | 42 min |
| Aug 12, 3:23 PM EDT | Special Weather Statement | GSP | Swain | 52 min |
| Aug 12, 3:31 PM EDT | Severe Thunderstorm Warning | GSP | Haywood, Jackson, Swain | 30 min |
| Aug 12, 3:47 PM EDT | Severe Thunderstorm Warning | GSP | Haywood | 43 min |
| Aug 12, 3:56 PM EDT | Severe Thunderstorm Warning | GSP | Graham, Swain | 64 min |
| Aug 12, 4:03 PM EDT | Special Weather Statement | GSP | Jackson | 42 min |
| Aug 12, 4:11 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Haywood, Madison | 49 min |
| Aug 12, 4:14 PM EDT | Severe Thunderstorm Warning | GSP | Jackson, Macon, Transylvania | 44 min |
| Aug 12, 4:22 PM EDT | Severe Thunderstorm Warning | GSP | Haywood, Swain | 68 min |
| Aug 12, 4:34 PM EDT | Severe Thunderstorm Warning | GSP | Haywood, Jackson, Macon, Swain | 56 min |
| Aug 12, 4:41 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Madison | 64 min |
| Aug 12, 4:45 PM EDT | Severe Thunderstorm Warning | GSP | Henderson | 60 min |
| Aug 12, 4:49 PM EDT | Severe Thunderstorm Warning | GSP | Jackson, Macon | 54 min |
| Aug 12, 5:05 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, McDowell, Mitchell, Yancey | 55 min |
| Aug 12, 5:27 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson, McDowell, Polk, Rutherford | 77 min |
| Aug 12, 5:36 PM EDT | Severe Thunderstorm Warning | GSP | Polk | 39 min |
| Aug 12, 5:56 PM EDT | Special Weather Statement | GSP | Avery | 34 min |
| Aug 12, 6:09 PM EDT | Special Weather Statement | GSP | Burke | 51 min |
| Aug 12, 6:20 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland, Rutherford | 45 min |
| Aug 12, 6:26 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland, Gaston, Rutherford | 49 min |
| Aug 12, 7:20 PM EDT | Special Weather Statement | GSP | Catawba, Gaston, Lincoln | 40 min |
| Aug 12, 4:29 PM EDT | Special Weather Statement | GSP | Oconee | 31 min |
| Aug 12, 4:52 PM EDT | Special Weather Statement | GSP | Pickens | 23 min |
| Aug 12, 5:01 PM EDT | Severe Thunderstorm Warning | GSP | Pickens | 44 min |
| Aug 12, 5:05 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 40 min |
| Aug 12, 5:51 PM EDT | Severe Thunderstorm Warning | GSP | Anderson, Greenville | 39 min |
| Aug 12, 6:10 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson, Greenville, Greenwood, Laurens, Spartanburg | 51 min |
| Aug 12, 6:45 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville | 45 min |
| Aug 12, 7:07 PM EDT | Special Weather Statement | GSP | Greenwood | 23 min |
| Aug 12, 7:28 PM EDT | Special Weather Statement | GSP | Greenwood | 47 min |
| Aug 12, 4:00 PM EDT | Special Weather Statement | GSP | Habersham | 45 min |
| Aug 12, 4:17 PM EDT | Special Weather Statement | GSP | Rabun | 28 min |
| Aug 12, 4:44 PM EDT | Special Weather Statement | GSP | Stephens | 31 min |
| Aug 12, 6:20 PM EDT | Special Weather Statement | GSP | Elbert | 25 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2023Every severe thunderstorm warning in 2023
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.