Alert archive / Georgia / Severe Thunderstorm Watches in 2023
Severe Thunderstorm Watch 607
The Storm Prediction Center issued this severe thunderstorm watch at Aug 7, 2023, 4:30 PM EDT for 49 counties in Georgia; 46 counties in North Carolina; 26 counties in South Carolina. It was in force for 7 hr.
The area
The outline as issued.
The facts
- Issued
- Aug 7, 2023, 4:30 PM EDT (20:30 UTC)
- Expired
- Aug 7, 2023, 11:13 PM EDT
- In force
- 7 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1 in
- Strongest gust expected
- 65 kt
All 121 counties
Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Burke County, GA, Columbia County, GA, Crawford County, GA, Crisp County, GA, Dodge County, GA, Dooly County, GA, Emanuel County, GA, Glascock County, GA, Greene County, GA, Hancock County, GA, Harris County, GA, Houston County, GA, Jasper County, GA, Jefferson County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Lincoln County, GA, Macon County, GA, Madison County, GA, McDuffie County, GA, Meriwether County, GA, Monroe County, GA, Montgomery County, GA, Oglethorpe County, GA, Peach County, GA, Pike County, GA, Pulaski County, GA, Putnam County, GA, Richmond County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Telfair County, GA, Toombs County, GA, Treutlen County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Warren County, GA, Washington County, GA, Wheeler County, GA, Wilcox County, GA, Wilkes County, GA, Wilkinson County, GA, Anson County, NC, Beaufort County, NC, Bladen County, NC, Brunswick County, NC, Carteret County, NC, Chatham County, NC, Columbus County, NC, Craven County, NC, Cumberland County, NC, Dare County, NC, Duplin County, NC, Durham County, NC, Edgecombe County, NC, Franklin County, NC, Granville County, NC, Greene County, NC, Halifax County, NC, Harnett County, NC, Hoke County, NC, Hyde County, NC, Johnston County, NC, Jones County, NC, Lee County, NC, Lenoir County, NC, Martin County, NC, Montgomery County, NC, Moore County, NC, Nash County, NC, New Hanover County, NC, Onslow County, NC, Orange County, NC, Pamlico County, NC, Pender County, NC, Pitt County, NC, Richmond County, NC, Robeson County, NC, Sampson County, NC, Scotland County, NC, Stanly County, NC, Tyrrell County, NC, Vance County, NC, Wake County, NC, Warren County, NC, Washington County, NC, Wayne County, NC, Wilson County, NC, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Chesterfield County, SC, Clarendon County, SC, Darlington County, SC, Dillon County, SC, Edgefield County, SC, Fairfield County, SC, Florence County, SC, Georgetown County, SC, Horry County, SC, Kershaw County, SC, Lancaster County, SC, Lee County, SC, Lexington County, SC, Marion County, SC, Marlboro County, SC, McCormick County, SC, Newberry County, SC, Orangeburg County, SC, Richland County, SC, Saluda County, SC, Sumter County, SC, Williamsburg County, SC
The radar
The Raleigh/Durham radar (KRAX), 127 km from the middle of the area, began a volume at 20:31 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 20%
- One or more EF2 to EF5 tornadoes
- 10%
- Ten or more severe wind reports
- 90%
- One or more gusts of 65 knots or more
- 30%
- Ten or more severe hail reports
- 20%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 95%
Warnings issued inside it
57 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 4:50 PM EDT | Severe Thunderstorm Warning | FFC | Banks, Hall, Jackson, Madison | 40 min |
| Aug 7, 4:58 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield, McCormick | 32 min |
| Aug 7, 5:09 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Jones, Twiggs, Wilkinson | 21 min |
| Aug 7, 5:27 PM EDT | Severe Thunderstorm Warning | RAH | Davidson, Forsyth, Guilford, Montgomery, Randolph, Stanly | 63 min |
| Aug 7, 5:34 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Edgefield, Lexington, Saluda | 26 min |
| Aug 7, 5:39 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield, Newberry, Saluda | 27 min |
| Aug 7, 5:43 PM EDT | Tornado Warning | RAH | Montgomery, Stanly | 47 min |
| Aug 7, 5:46 PM EDT | Severe Thunderstorm Warning | FFC | Clarke, Oconee, Oglethorpe, Wilkes | 44 min |
| Aug 7, 5:46 PM EDT | Severe Thunderstorm Warning | CAE | Lancaster | 44 min |
| Aug 7, 5:54 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Coweta, Fayette, Henry, Meriwether, Newton and 3 more | 35 min |
| Aug 7, 5:54 PM EDT | Severe Thunderstorm Warning | RAH | Anson, Montgomery, Richmond, Stanly | 36 min |
| Aug 7, 5:54 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Calhoun, Lexington, Richland | 51 min |
| Aug 7, 5:59 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield, Newberry, Saluda | 61 min |
| Aug 7, 6:13 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Clarendon, Orangeburg, Richland, Sumter | 47 min |
| Aug 7, 6:14 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield, McCormick, Saluda | 46 min |
| Aug 7, 6:21 PM EDT | Severe Thunderstorm Warning | RAH | Anson, Harnett, Hoke, Lee, Montgomery, Moore and 2 more | 54 min |
| Aug 7, 6:22 PM EDT | Severe Thunderstorm Warning | FFC | Jefferson, Johnson, Washington, Wilkinson | 38 min |
| Aug 7, 6:24 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Chatham, Guilford, Lee, Moore, Orange and 1 more | 51 min |
| Aug 7, 6:25 PM EDT | Severe Thunderstorm Warning | FFC | Jasper, Putnam | 50 min |
| Aug 7, 6:25 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Kershaw, Lancaster | 50 min |
| Aug 7, 6:27 PM EDT | Tornado Warning | RAH | Chatham, Lee, Randolph | 33 min |
| Aug 7, 6:29 PM EDT | Severe Thunderstorm Warning | FFC | Clarke, Greene, Jasper, Morgan, Oconee, Oglethorpe and 1 more | 46 min |
| Aug 7, 6:29 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Fairfield, Kershaw, Lancaster, Lexington, Newberry and 2 more | 46 min |
| Aug 7, 6:34 PM EDT | Severe Thunderstorm Warning | FFC | Crawford, Monroe, Upson | 41 min |
| Aug 7, 6:35 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Kershaw, Lee, Richland, Sumter | 40 min |
| Aug 7, 6:39 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Calhoun, Edgefield, Lexington, Richland | 66 min |
| Aug 7, 6:42 PM EDT | Severe Thunderstorm Warning | CAE | Bamberg, Calhoun, Clarendon, Orangeburg | 33 min |
| Aug 7, 6:43 PM EDT | Severe Thunderstorm Warning | ILM | Robeson | 62 min |
| Aug 7, 6:50 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Kershaw, Lee, Sumter | 55 min |
| Aug 7, 6:52 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Clarendon, Richland, Sumter | 38 min |
| Aug 7, 6:59 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland, Harnett, Hoke, Moore, Scotland | 61 min |
| Aug 7, 7:01 PM EDT | Severe Thunderstorm Warning | FFC | Baldwin, Glascock, Hancock, Taliaferro, Warren, Washington and 1 more | 44 min |
| Aug 7, 7:03 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Jones, Monroe | 42 min |
| Aug 7, 7:04 PM EDT | Severe Thunderstorm Warning | RAH | Chatham, Durham, Franklin, Granville, Johnston, Lee and 2 more | 56 min |
| Aug 7, 7:05 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel, Jefferson, Johnson | 40 min |
| Aug 7, 7:07 PM EDT | Severe Thunderstorm Warning | FFC | Bleckley, Johnson, Laurens | 53 min |
| Aug 7, 7:12 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Twiggs | 31 min |
| Aug 7, 7:13 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Lexington and 2 more | 62 min |
| Aug 7, 7:21 PM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Clarendon, Lee, Richland, Sumter | 39 min |
| Aug 7, 7:25 PM EDT | Severe Thunderstorm Warning | ILM | Darlington, Florence, Marion, Williamsburg | 65 min |
| Aug 7, 7:28 PM EDT | Severe Thunderstorm Warning | FFC | Baldwin, Jones, Twiggs, Washington, Wilkinson | 47 min |
| Aug 7, 7:41 PM EDT | Severe Thunderstorm Warning | ILM | Bladen, Columbus, Robeson | 64 min |
| Aug 7, 7:41 PM EDT | Severe Thunderstorm Warning | RAH | Cumberland, Sampson | 64 min |
| Aug 7, 7:43 PM EDT | Severe Thunderstorm Warning | ILM | Darlington, Dillon, Florence, Marlboro | 32 min |
| Aug 7, 7:53 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Franklin, Halifax, Johnston, Nash, Wake and 2 more | 67 min |
| Aug 7, 8:03 PM EDT | Severe Thunderstorm Warning | MHX | Duplin, Greene, Jones, Lenoir | 57 min |
| Aug 7, 8:17 PM EDT | Severe Thunderstorm Warning | ILM | Brunswick, Columbus | 58 min |
| Aug 7, 8:18 PM EDT | Severe Thunderstorm Warning | RAH | Halifax, Warren | 42 min |
| Aug 7, 8:18 PM EDT | Tornado Warning | ILM | Horry, Marion | 27 min |
| Aug 7, 8:33 PM EDT | Severe Thunderstorm Warning | MHX | Beaufort, Greene, Lenoir, Martin, Pitt, Washington | 57 min |
| Aug 7, 8:43 PM EDT | Severe Thunderstorm Warning | RAH | Sampson | 19 min |
| Aug 7, 8:50 PM EDT | Severe Thunderstorm Warning | MHX | Beaufort, Carteret, Craven, Duplin, Greene, Jones and 4 more | 55 min |
| Aug 7, 8:57 PM EDT | Severe Thunderstorm Warning | RAH | Edgecombe, Halifax | 18 min |
| Aug 7, 9:03 PM EDT | Severe Thunderstorm Warning | ILM | Bladen, Brunswick, Columbus, New Hanover, Pender | 57 min |
| Aug 7, 9:25 PM EDT | Severe Thunderstorm Warning | MHX | Beaufort, Craven, Hyde, Martin, Pamlico, Pitt and 2 more | 50 min |
| Aug 7, 9:35 PM EDT | Severe Thunderstorm Warning | MHX | Beaufort, Carteret, Craven, Duplin, Hyde, Jones and 3 more | 40 min |
| Aug 7, 10:17 PM EDT | Severe Thunderstorm Warning | MHX | Beaufort, Carteret, Craven, Hyde, Pamlico | 43 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
- Mesoscale Discussion 1882 Severe potential...watch likely
- Mesoscale Discussion 1889 Severe potential...watch possible
- Mesoscale Discussion 1891 Severe thunderstorm watch 601...604
- Mesoscale Discussion 1894 Severe thunderstorm watch 607
- Mesoscale Discussion 1898 Severe thunderstorm watch 607
- Mesoscale Discussion 1899 Severe thunderstorm watch 607
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.5 hours before the alert went out and 146 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
- 502 J/kg
- Mixed-layer CIN
- -161 J/kg
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
307
WWUS20 KWNS 072026
SEL7
SPC WW 072026
GAZ000-NCZ000-SCZ000-080400-
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 607
NWS Storm Prediction Center Norman OK
430 PM EDT Mon Aug 7 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central and Eastern Georgia
North Carolina
South Carolina
* Effective this Monday afternoon from 430 PM until Midnight EDT.
* Primary threats include...
Widespread damaging winds likely with isolated significant gusts
to 75 mph possible
Isolated large hail events to 1 inch in diameter possible
A tornado or two possible
SUMMARY...Storms may intensify and become severe initially across
central Georgia into the South Carolina Piedmont, but more so,
well-organized linear cluster of storms ongoing late this afternoon
across northern Georgia and the western Carolinas will steadily move
eastward through this evening. Widespread damaging winds are
expected.
The severe thunderstorm watch area is approximately along and 90
statute miles east and west of a line from 45 miles northeast of
Rocky Mount NC to 15 miles east southeast of Macon GA. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 599...WW 600...WW
601...WW 602...WW 603...WW 604...WW 605...WW 606...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1 inch. Extreme turbulence and surface wind gusts to 65 knots. A few
cumulonimbi with maximum tops to 550. Mean storm motion vector
27035.
...GuyerSPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 7, 10:33 AM EDT | Mesoscale Discussion | SPC | Bartow, Catoosa, Chattooga, Dade, Fannin, Floyd and 7 more | 117 min |
| Aug 7, 11:40 AM EDT | Severe Thunderstorm Watch | SPC | Banks, Barrow, Bartow, Butts, Carroll, Catoosa and 39 more | 8 hr |
| Aug 7, 2:09 PM EDT | Mesoscale Discussion | SPC | Bartow, Carroll, Catoosa, Chattooga, Cherokee, Cobb and 20 more | 2 hr |
| Aug 7, 2:44 PM EDT | Severe Thunderstorm Watch | SPC | Elbert, Franklin, Habersham, Hart, Rabun, Stephens | 4 hr |
| Aug 7, 3:59 PM EDT | Mesoscale Discussion | SPC | Baldwin, Bibb, Bleckley, Burke, Columbia, Crawford and 34 more | 2 hr |
| Aug 7, 4:32 PM EDT | Mesoscale Discussion | SPC | Banks, Barrow, Bartow, Carroll, Cherokee, Clarke and 29 more | 118 min |
| Aug 7, 7:27 PM EDT | Mesoscale Discussion | SPC | Bleckley, Bryan, Bulloch, Candler, Chatham, Dodge and 15 more | 2 hr |
| Aug 7, 7:42 PM EDT | Severe Thunderstorm Watch | SPC | Bulloch, Candler, Effingham, Jenkins, Screven | 3 hr |
| Aug 7, 8:18 AM EDT | Mesoscale Discussion | SPC | Alleghany, Ashe, Avery, Mitchell, Surry, Watauga and 1 more | 117 min |
| Aug 7, 11:17 AM EDT | Tornado Watch | SPC | Avery, Buncombe, Cherokee, Clay, Graham, Haywood and 6 more | 7 hr |
| Aug 7, 12:14 PM EDT | Mesoscale Discussion | SPC | Alleghany | 2 hr |
| Aug 7, 1:19 PM EDT | Mesoscale Discussion | SPC | Alamance, Alexander, Anson, Buncombe, Burke, Cabarrus and 29 more | 116 min |
| Aug 7, 1:36 PM EDT | Mesoscale Discussion | SPC | Cherokee, Graham, Haywood, Jackson, Madison, Swain | 114 min |
| Aug 7, 1:51 PM EDT | Tornado Watch | SPC | Alamance, Alexander, Alleghany, Ashe, Burke, Caldwell and 17 more | 6 hr |
| Aug 7, 4:08 PM EDT | Mesoscale Discussion | SPC | Alexander, Alleghany, Ashe, Burke, Caldwell, Catawba and 12 more | 97 min |
| Aug 7, 5:47 PM EDT | Mesoscale Discussion | SPC | Alamance, Anson, Cabarrus, Chatham, Cumberland, Davidson and 24 more | 118 min |
| Aug 7, 7:59 PM EDT | Mesoscale Discussion | SPC | Beaufort, Bertie, Camden, Chowan, Craven, Currituck and 26 more | 2 hr |
Nearby
Severe Thunderstorm Watches in Georgia, 2023Severe Thunderstorm Watches in North Carolina, 2023Severe Thunderstorm Watches in South Carolina, 2023Every severe thunderstorm watch 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.