Alert archive / South Carolina / Tornado Warnings in 2021

Tornado Warning 8, NWS Greenville-Spartanburg, SC

March 25, 2021Cherokee County, Spartanburg County, South Carolina; Cleveland County, Rutherford County, North Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Mar 25, 2021, 4:01 PM EDT for Cherokee County, Spartanburg County, South Carolina; Cleveland County, Rutherford County, North Carolina. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 25, 2021, 4:01 PM EDT (20:01 UTC)
Expired
Mar 25, 2021, 4:45 PM EDT
In force
44 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Cleveland County, NC, Rutherford County, NC, Cherokee County, SC, Spartanburg County, SC

The radar

The Greer radar (KGSP), 73 km from the middle of the area, began a volume at 19:59 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 nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.0 hours before the alert went out and 175 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-pSkew-T log-p diagram, Greensboro/Hi Pt, NC at 12:00Z on 2021-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2021-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
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
1 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
703 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

320 
WFUS52 KGSP 252001
TORGSP
NCC045-161-SCC021-083-252045-
/O.NEW.KGSP.TO.W.0008.210325T2001Z-210325T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Greenville-Spartanburg SC
401 PM EDT Thu Mar 25 2021

The National Weather Service in Greenville-Spartanburg has issued a

* Tornado Warning for...
  Southeastern Rutherford County in western North Carolina...
  Southern Cleveland County in the Piedmont of North Carolina...
  Northeastern Spartanburg County in Upstate South Carolina...
  Northern Cherokee County in Upstate South Carolina...

* Until 445 PM EDT.
    
* At 401 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 13 miles north of Spartanburg, or near Chesnee, moving
  east at 45 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...
  Gaffney around 420 PM EDT.
  Shelby, Earl, Patterson Springs, Blacksburg and Boiling Springs NC 
  around 430 PM EDT.
  Grover, Kings Mountain, Crowders Mountain State Park and Waco 
  around 440 PM EDT.

Other locations impacted by this dangerous thunderstorm include
Cliffside and Henrietta.

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.

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 3535 8139 3533 8136 3531 8137 3528 8136
      3526 8132 3516 8133 3517 8137 3514 8140
      3512 8140 3502 8196 3519 8202 3519 8197
      3521 8197 3537 8141
TIME...MOT...LOC 2001Z 253DEG 37KT 3514 8190 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

RWH
3 follow-up statements
097 
WWUS52 KGSP 252019
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
419 PM EDT Thu Mar 25 2021

NCC161-SCC083-252028-
/O.CAN.KGSP.TO.W.0008.000000T0000Z-210325T2045Z/
Rutherford NC-Spartanburg SC-
419 PM EDT Thu Mar 25 2021

...THE TORNADO WARNING FOR SOUTHEASTERN RUTHERFORD AND NORTHEASTERN
SPARTANBURG COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
these counties. Therefore the warning has been cancelled.

LAT...LON 3533 8136 3531 8137 3528 8136 3526 8132
      3516 8133 3517 8137 3514 8140 3512 8140
      3505 8181 3507 8181 3518 8187 3518 8177
      3528 8173 3537 8141
TIME...MOT...LOC 2018Z 253DEG 37KT 3519 8169 

$$

NCC045-SCC021-252045-
/O.CON.KGSP.TO.W.0008.000000T0000Z-210325T2045Z/
Cleveland NC-Cherokee SC-
419 PM EDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR SOUTHERN
CLEVELAND AND NORTHERN CHEROKEE COUNTIES...
    
At 418 PM EDT, a severe thunderstorm capable of producing a tornado
was located 8 miles north of Gaffney, or 4 miles south of Boiling
Springs NC, moving east at 45 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...
  Boiling Springs NC around 420 PM EDT.
  Shelby, Patterson Springs, Earl and Blacksburg around 430 PM EDT.
  Grover, Waco and Crowders Mountain State Park around 440 PM EDT.
  Kings Mountain around 450 PM EDT.

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.

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 3533 8136 3531 8137 3528 8136 3526 8132
      3516 8133 3517 8137 3514 8140 3512 8140
      3505 8181 3507 8181 3518 8187 3518 8177
      3528 8173 3537 8141
TIME...MOT...LOC 2018Z 253DEG 37KT 3519 8169 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

RWH
741 
WWUS52 KGSP 252033
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
433 PM EDT Thu Mar 25 2021

NCC045-SCC021-252045-
/O.CON.KGSP.TO.W.0008.000000T0000Z-210325T2045Z/
Cleveland NC-Cherokee SC-
433 PM EDT Thu Mar 25 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EDT FOR
SOUTHEASTERN CLEVELAND AND NORTHEASTERN CHEROKEE COUNTIES...
    
At 433 PM EDT, a severe thunderstorm capable of producing a tornado
was located 6 miles south of Shelby, or over Earl, moving east at 35
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...
  Grover around 440 PM EDT.
  Crowders Mountain State Park and Kings Mountain around 450 PM EDT.

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.

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 3533 8136 3531 8137 3528 8136 3526 8132
      3516 8133 3517 8137 3514 8140 3512 8140
      3508 8163 3518 8164 3531 8162 3537 8141
TIME...MOT...LOC 2033Z 262DEG 30KT 3520 8155 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

RWH
056 
WWUS52 KGSP 252043
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
443 PM EDT Thu Mar 25 2021

NCC045-SCC021-252052-
/O.EXP.KGSP.TO.W.0008.000000T0000Z-210325T2045Z/
Cleveland NC-Cherokee SC-
443 PM EDT Thu Mar 25 2021

...THE TORNADO WARNING FOR SOUTHEASTERN CLEVELAND AND NORTHEASTERN
CHEROKEE COUNTIES WILL EXPIRE AT 445 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning will be allowed to expire. However gusty winds 
are still possible with this thunderstorm.

LAT...LON 3533 8136 3531 8137 3528 8136 3526 8132
      3516 8133 3517 8137 3514 8140 3512 8140
      3508 8163 3518 8164 3531 8162 3537 8141
TIME...MOT...LOC 2042Z 253DEG 37KT 3523 8144 

$$

RWH

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 2:14 PM EDTSpecial Weather StatementGSPOconee31 min
Mar 25, 2:40 PM EDTTornado WarningGSPGreenville, Pickens, Spartanburg50 min
Mar 25, 3:27 PM EDTTornado WarningGSPAbbeville, Anderson, Greenville48 min
Mar 25, 4:14 PM EDTTornado WarningGSPAbbeville, Greenville, Greenwood, Laurens, Union46 min
Mar 25, 4:54 PM EDTTornado WarningGSPChester, Laurens, Union51 min
Mar 25, 5:47 PM EDTSevere Thunderstorm WarningGSPChester28 min
Mar 25, 6:23 PM EDTSpecial Weather StatementGSPGreenville22 min
Mar 25, 6:54 PM EDTSpecial Weather StatementGSPSpartanburg51 min
Mar 25, 7:41 PM EDTAreal Flood AdvisoryGSPOconee11 hr
Mar 25, 4:16 AM EDTFlash Flood WatchGSPGraham, Haywood, Jackson, Macon, Swain, Transylvania23 hr
Mar 25, 1:14 PM EDTSpecial Weather StatementGSPMacon31 min
Mar 25, 4:51 PM EDTAreal Flood AdvisoryGSPMacon3 hr
Mar 25, 5:59 PM EDTSpecial Weather StatementGSPUnion31 min
Mar 25, 6:13 PM EDTTornado WarningGSPCabarrus, Union17 min
Mar 25, 6:30 PM EDTSpecial Weather StatementGSPUnion15 min
Mar 25, 6:50 PM EDTAreal Flood AdvisoryGSPHenderson, Transylvania3 hr
Mar 25, 7:11 PM EDTRiver Flood WarningGSPHenderson, Transylvania3 days
Mar 25, 7:19 PM EDTRiver Flood AdvisoryGSPBuncombe, Henderson3 hr

Nearby

Tornado Warnings in South Carolina, 2021Tornado Warnings in North 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.