Alert archive / South Carolina / Tornado Warnings in 2021
Tornado Warning 48, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this tornado warning at Aug 17, 2021, 5:08 PM EDT for Anderson County, Greenville County, Pickens County, South Carolina. It was in force for 52 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 17, 2021, 5:08 PM EDT (21:08 UTC)
- Expired
- Aug 17, 2021, 6:00 PM EDT
- In force
- 52 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Anderson County, SC, Greenville County, SC, Pickens County, SC
The radar
The Greer radar (KGSP), 34 km from the middle of the area, began a volume at 21:08 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 17, 5:15 PM EDT | FUNNEL CLOUD | 1 Nnw Easley, SC | POSSIBLE FUNNEL CLOUD NEAR EASLEY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
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 17, 10:42 AM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.1 hours before the alert went out and 257 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
- 522 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 593 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 77 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted.
421
WFUS52 KGSP 172108
TORGSP
SCC007-045-077-172200-
/O.NEW.KGSP.TO.W.0048.210817T2108Z-210817T2200Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Greenville-Spartanburg SC
508 PM EDT Tue Aug 17 2021
The National Weather Service in Greenville-Spartanburg has issued a
* Tornado Warning for...
North central Greenville County in Upstate South Carolina...
North central Anderson County in Upstate South Carolina...
Northeastern Pickens County in Upstate South Carolina...
* Until 600 PM EDT.
* At 508 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Easley, moving north at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Furman University, Berea, Paris Mountain State Park and Cherrydale
Point around 520 PM EDT.
Slater-Marietta and Travelers Rest around 530 PM EDT.
Pleasant Ridge State Park, Jones Gap State Park and Tigerville
around 540 PM EDT.
Other locations impacted by this dangerous thunderstorm include
Glassy Mountain, Cleveland, Dacusville and North Saluda Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Please report damaging winds, hail, or flooding to the National
Weather Service by calling toll free, 1, 800, 2 6 7, 8 1 0 1, or by
posting on our Facebook page, or Tweet it using hashtag nwsgsp. Your
message should describe the event and the specific location where it
occurred.
&&
LAT...LON 3480 8270 3514 8260 3514 8258 3516 8255
3516 8253 3518 8246 3517 8245 3516 8246
3517 8244 3519 8242 3521 8239 3518 8237
3519 8235 3519 8232 3520 8226 3468 8252
TIME...MOT...LOC 2108Z 198DEG 33KT 3485 8257
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
RWH3 follow-up statements
688
WWUS52 KGSP 172120
SVSGSP
Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
520 PM EDT Tue Aug 17 2021
SCC007-045-077-172200-
/O.CON.KGSP.TO.W.0048.000000T0000Z-210817T2200Z/
Greenville SC-Anderson SC-Pickens SC-
520 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR NORTH
CENTRAL GREENVILLE...NORTH CENTRAL ANDERSON AND NORTHEASTERN PICKENS
COUNTIES...
At 520 PM EDT, a severe thunderstorm capable of producing a tornado
was located 4 miles northeast of Easley, or near Berea, moving
northeast at 25 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Furman University and Cherrydale Point around 530 PM EDT.
Travelers Rest and Paris Mountain State Park around 540 PM EDT.
Slater-Marietta around 550 PM EDT.
Tigerville and Pleasant Ridge State Park around 600 PM EDT.
Other locations impacted by this tornadic thunderstorm include Glassy
Mountain, Cleveland, Dacusville and North Saluda Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3480 8270 3514 8260 3514 8258 3516 8255
3516 8253 3518 8246 3517 8245 3516 8246
3517 8244 3519 8242 3521 8239 3518 8237
3519 8235 3519 8232 3520 8226 3468 8252
TIME...MOT...LOC 2120Z 204DEG 23KT 3487 8253
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
RWH226
WWUS52 KGSP 172130
SVSGSP
Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
530 PM EDT Tue Aug 17 2021
SCC007-045-077-172200-
/O.CON.KGSP.TO.W.0048.000000T0000Z-210817T2200Z/
Greenville SC-Anderson SC-Pickens SC-
530 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR NORTH
CENTRAL GREENVILLE...NORTH CENTRAL ANDERSON AND NORTHEASTERN PICKENS
COUNTIES...
At 529 PM EDT, a severe thunderstorm capable of producing a tornado
was located 9 miles northwest of Greenville Downtown, or near
Travelers Rest, moving north at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Pleasant Ridge State Park around 540 PM EDT.
Tigerville and Jones Gap State Park around 550 PM EDT.
Other locations impacted by this tornadic thunderstorm include Glassy
Mountain, Cleveland, Dacusville and North Saluda Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3514 8260 3514 8258 3516 8255 3516 8253
3518 8246 3517 8245 3516 8246 3517 8244
3519 8242 3521 8239 3518 8237 3519 8235
3519 8232 3520 8226 3472 8250 3491 8267
TIME...MOT...LOC 2129Z 198DEG 33KT 3496 8250
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CAC208
WWUS52 KGSP 172149
SVSGSP
Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
549 PM EDT Tue Aug 17 2021
SCC007-077-172159-
/O.CAN.KGSP.TO.W.0048.000000T0000Z-210817T2200Z/
Anderson SC-Pickens SC-
549 PM EDT Tue Aug 17 2021
...THE TORNADO WARNING FOR NORTH CENTRAL ANDERSON AND NORTHEASTERN
PICKENS COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 700 PM EDT for western North
Carolina...and Upstate South Carolina.
LAT...LON 3493 8252 3497 8253 3498 8255 3498 8253
3501 8254 3501 8260 3503 8259 3504 8260
3506 8260 3507 8257 3507 8262 3514 8260
3518 8247 3518 8246 3516 8246 3517 8244
3521 8239 3518 8237 3520 8226 3484 8244
TIME...MOT...LOC 2149Z 198DEG 33KT 3514 8243
$$
SCC045-172200-
/O.CON.KGSP.TO.W.0048.000000T0000Z-210817T2200Z/
Greenville SC-
549 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM EDT FOR NORTH
CENTRAL GREENVILLE COUNTY...
At 549 PM EDT, a severe thunderstorm capable of producing a tornado
was located 12 miles south of Hendersonville, or 4 miles northeast of
Pleasant Ridge State Park, moving north at 40 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
north central Greenville County, including the following locations...
Glassy Mountain, Cleveland and North Saluda Reservoir.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3493 8252 3497 8253 3498 8255 3498 8253
3501 8254 3501 8260 3503 8259 3504 8260
3506 8260 3507 8257 3507 8262 3514 8260
3518 8247 3518 8246 3516 8246 3517 8244
3521 8239 3518 8237 3520 8226 3484 8244
TIME...MOT...LOC 2149Z 198DEG 33KT 3514 8243
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CACThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 11:47 AM EDT | Tornado Warning | GSP | Oconee | 13 min |
| Aug 17, 12:30 PM EDT | Flash Flood Warning | GSP | Oconee | 5 hr |
| Aug 17, 12:30 PM EDT | Tornado Warning | GSP | Oconee, Pickens | 23 min |
| Aug 17, 12:59 PM EDT | Tornado Warning | GSP | Anderson, Pickens | 23 min |
| Aug 17, 1:20 PM EDT | Tornado Warning | GSP | Pickens | 25 min |
| Aug 17, 2:03 PM EDT | Flash Flood Warning | GSP | Greenville, Pickens | 5 hr |
| Aug 17, 2:14 PM EDT | Tornado Warning | GSP | Greenwood, Laurens | 33 min |
| Aug 17, 2:52 PM EDT | Tornado Warning | GSP | Greenville | 26 min |
| Aug 17, 3:01 PM EDT | Tornado Warning | GSP | Greenville | 18 min |
| Aug 17, 3:25 PM EDT | Special Weather Statement | GSP | Spartanburg | 35 min |
| Aug 17, 3:26 PM EDT | Special Weather Statement | GSP | Oconee | 34 min |
| Aug 17, 4:34 PM EDT | Special Weather Statement | GSP | Abbeville, Anderson, Pickens | 26 min |
| Aug 17, 5:10 PM EDT | Tornado Warning | GSP | Abbeville, Greenville, Greenwood, Laurens | 50 min |
| Aug 17, 5:11 PM EDT | Tornado Warning | GSP | Abbeville, Greenwood, Laurens | 49 min |
| Aug 17, 5:33 PM EDT | Tornado Warning | GSP | Anderson, Greenville, Spartanburg | 42 min |
| Aug 17, 5:37 PM EDT | Tornado Warning | GSP | Chester, York | 38 min |
| Aug 17, 5:57 PM EDT | Tornado Warning | GSP | Greenville, Laurens, Spartanburg | 48 min |
| Aug 17, 5:58 PM EDT | Tornado Warning | GSP | Greenwood, Laurens | 47 min |
| Aug 17, 6:15 PM EDT | Tornado Warning | GSP | Laurens, Spartanburg, Union | 45 min |
| Aug 17, 6:16 PM EDT | Flash Flood Warning | GSP | Greenville, Pickens, Spartanburg | 3 hr |
| Aug 17, 6:42 PM EDT | Tornado Warning | GSP | Spartanburg | 48 min |
| Aug 17, 6:46 PM EDT | Tornado Warning | GSP | Cherokee, Spartanburg | 44 min |
| Aug 17, 6:51 PM EDT | Tornado Warning | GSP | Laurens, Spartanburg, Union | 39 min |
| Aug 17, 7:59 PM EDT | Tornado Warning | GSP | Cherokee, Spartanburg | 46 min |
Nearby
Tornado Warnings in South Carolina, 2021Every tornado warning in 2021Tornadoes in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.