Alert archive / South Carolina / Tornado Warnings in 2017
Tornado Warning 20, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this tornado warning at Oct 8, 2017, 4:08 PM EDT for Laurens County, South Carolina. It was in force for 37 min. 4 reports 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
- Oct 8, 2017, 4:08 PM EDT (20:08 UTC)
- Expired
- Oct 8, 2017, 4:45 PM EDT
- In force
- 37 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Laurens County, SC
The radar
The Greer radar (KGSP), 62 km from the middle of the area, began a volume at 20:07 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 |
|---|---|---|---|
| Oct 8, 4:08 PM EDT | TORNADO | 3 Wsw Cross Hill, SC | NWS STORM SURVEY CONFIRMED AN EF2 TORNADO IN LAURENS COUNTY SC |
| Oct 8, 4:10 PM EDT | TORNADO | 4 Wsw Cross Hill, SC | PUBLIC RELAYED THROUGH 911. JUNCTION HWY 221 AND 72. |
| Oct 8, 4:10 PM EDT | TORNADO | 4 Wsw Cross Hill, SC | TORNADO DAMAGED A BUILDING AND DOWNED POWER LINES. |
| Oct 8, 4:15 PM EDT | TORNADO | 3 Nne Waterloo, SC | SEVERAL TREES UPROOTED AND TREES SNAPPED OFF ALONG HIGHWAY 39 NEAR BEAVERDAM CHURCH ROAD. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 8.1 hours before the alert went out and 247 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
- 591 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 656 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 71 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
678
WFUS52 KGSP 082008
TORGSP
SCC059-082045-
/O.NEW.KGSP.TO.W.0020.171008T2008Z-171008T2045Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Greenville-Spartanburg SC
408 PM EDT SUN OCT 8 2017
The National Weather Service in Greenville-Spartanburg has issued a
* Tornado Warning for...
Central Laurens County in Upstate South Carolina...
* Until 445 PM EDT
* At 408 PM EDT, a severe thunderstorm capable of producing a tornado
was located 10 miles northeast of Greenwood, or near Cross Hill,
moving north at 30 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...
Cross Hill around 410 PM EDT.
Waterloo around 420 PM EDT.
Laurens and Clinton around 440 PM EDT.
Other locations impacted by this dangerous thunderstorm include
Mountville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A brief, weak tornado is likely. Mobile homes could be flipped.
Falling trees can cause death or serious injury, and major damage to
houses. Move to a basement or an interior room on the lowest floor of
a sturdy building.
Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!
Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg 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 3427 8205 3430 8208 3430 8210 3458 8209
3450 8180 3424 8200
TIME...MOT...LOC 2008Z 195DEG 24KT 3430 8204
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
081 follow-up statement
435
WWUS52 KGSP 082019
SVSGSP
Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
419 PM EDT SUN OCT 8 2017
SCC059-082045-
/O.CON.KGSP.TO.W.0020.000000T0000Z-171008T2045Z/
Laurens SC-
419 PM EDT SUN OCT 8 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR CENTRAL
LAURENS COUNTY...
At 419 PM EDT, a confirmed large and extremely dangerous tornado was
located 8 miles south of Laurens, or near Waterloo, moving north at
30 mph.
This is a PARTICULARLY DANGEROUS SITUATION. TAKE COVER NOW!
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...You are in a life-threatening situation. Flying debris may
be deadly to those caught without shelter. Mobile homes
will be destroyed. Considerable damage to homes,
businesses, and vehicles is likely and complete destruction
is possible.
The tornado will be near...
Laurens and Clinton around 440 PM EDT.
Other locations impacted by this dangerous storm include Mountville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a large, extremely dangerous and potentially deadly
tornado is on the ground. To protect your life, 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.
A brief, weak tornado is likely. Mobile homes could be flipped.
Falling trees can cause death or serious injury, and major damage to
houses. Move to a basement or an interior room on the lowest floor of
a sturdy building.
Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!
Please report damaging winds, hail, or flooding to the National
Weather Service Greenville-Spartanburg 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 3432 8198 3435 8209 3458 8208 3451 8184
TIME...MOT...LOC 2019Z 195DEG 24KT 3437 8202
TORNADO...OBSERVED
TORNADO DAMAGE THREAT...CONSIDERABLE
HAIL...<.75IN
$$
08The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 8, 12:55 PM EDT | Special Weather Statement | GSP | Greenville | 65 min |
| Oct 8, 3:05 PM EDT | Special Weather Statement | GSP | Spartanburg | 40 min |
| Oct 8, 3:17 PM EDT | Special Weather Statement | GSP | Pickens | 43 min |
| Oct 8, 3:39 PM EDT | Areal Flood Advisory | GSP | Oconee | 2 hr |
| Oct 8, 3:46 PM EDT | Special Weather Statement | GSP | Cherokee | 44 min |
| Oct 8, 4:01 PM EDT | Special Weather Statement | GSP | Laurens | 44 min |
| Oct 8, 4:15 PM EDT | Tornado Warning | GSP | Greenwood, Laurens | 30 min |
| Oct 8, 4:33 PM EDT | Tornado Warning | GSP | Greenville, Pickens | 42 min |
| Oct 8, 4:35 PM EDT | Tornado Warning | GSP | Laurens, Spartanburg | 40 min |
| Oct 8, 4:38 PM EDT | Tornado Warning | GSP | Laurens, Union | 37 min |
| Oct 8, 5:04 PM EDT | Tornado Warning | GSP | Cherokee, Spartanburg, Union | 41 min |
| Oct 8, 5:14 PM EDT | Tornado Warning | GSP | Spartanburg, Union | 46 min |
| Oct 8, 6:00 PM EDT | Tornado Warning | GSP | Cherokee, Union | 45 min |
| Oct 8, 6:12 PM EDT | Areal Flood Advisory | GSP | Greenville, Spartanburg | 2 hr |
| Oct 8, 6:24 PM EDT | Tornado Warning | GSP | Cherokee | 36 min |
| Oct 8, 6:42 PM EDT | Special Weather Statement | GSP | Cherokee, Union | 48 min |
| Oct 8, 6:53 PM EDT | Special Weather Statement | GSP | Union | 37 min |
Nearby
Tornado Warnings in South Carolina, 2017Every tornado warning in 2017Tornadoes in 2017
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.