Alert archive / South Carolina / Tornado Warnings in 2024

Tornado Warning 13, NWS Greenville-Spartanburg, SC

December 29, 2024Laurens County, Union County, South Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Dec 29, 2024, 8:11 AM EST for Laurens County, Union County, South Carolina. It was in force for 34 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
Dec 29, 2024, 8:11 AM EST (13:11 UTC)
Expired
Dec 29, 2024, 8:45 AM EST
In force
34 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Laurens County, SC, Union County, SC

The radar

The Greer radar (KGSP), 54 km from the middle of the area, began a volume at 13:09 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

TimeReportWhereRemark
Dec 29, 8:15 AM ESTTORNADO2 Ne Cross Anchor, SCThis tornado began along Monument Road where several large limbs were snapped. The tornado moved quickly northeast uprooting several trees and snapping a number of large limbs along Battlefield Road and the remainder of Monument Road. The tornado continued int
Dec 29, 8:27 AM ESTTORNADO2 Ese Monarch Mills, SCThis tornado touched down along County Landfill Road where several large limbs were snapped along with a tree downed. The tornado moved northeast crossing Old Ferry Road were several trees were uprooted. The tornado reached peak intensity of 80 mph as it cross
Dec 29, 8:28 AM ESTTORNADO5 Wnw Buffalo, SCThis tornado began along John Hart Road near the intersection of Lee Road where numerous large limbs were snapped. The tornado continued northeast where a couple trees were downed along Mitchells Creek. The tornado crossed Mud Bridge Road where additional larg
Dec 29, 8:32 AM ESTTSTM WND DMGMonarch Mills, SC911 Center reports trees and power lines down across roads in spots mainly to the east and northeast of Union.

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.

IssuedProductOfficeLasted
Dec 29, 6:02 AM ESTTornado WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 1.2 hours before the alert went out and 213 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 2024-12-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 41 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 2024-12-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.193958Sfc1 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
41 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
531 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

993 
WFUS52 KGSP 291311
TORGSP
SCC059-087-291345-
/O.NEW.KGSP.TO.W.0013.241229T1311Z-241229T1345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Greenville-Spartanburg SC
811 AM EST Sun Dec 29 2024

The National Weather Service in Greenville-Spartanburg has issued a

* Tornado Warning for...
  East central Laurens County in Upstate South Carolina...
  Union County in Upstate South Carolina...

* Until 845 AM EST.

* At 811 AM EST, a severe thunderstorm capable of producing a tornado
  was located 12 miles southwest of Union, or 5 miles west of Rose
  Hill State Park, moving northeast at 55 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...
  Union and Buffalo around 820 AM EST.

Other locations impacted by this dangerous thunderstorm include Cross
Keys, Sedalia, and Adamsburg.

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 3455 8189 3460 8185 3473 8181 3491 8171
      3491 8168 3490 8167 3490 8165 3488 8163
      3489 8159 3487 8156 3488 8153 3487 8153
      3488 8152 3487 8149 3484 8146 3482 8149
      3480 8146 3445 8172
TIME...MOT...LOC 1311Z 207DEG 49KT 3458 8176 

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

$$

TW
3 follow-up statements
116 
WWUS52 KGSP 291314
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
814 AM EST Sun Dec 29 2024

SCC059-291324-
/O.CAN.KGSP.TO.W.0013.000000T0000Z-241229T1345Z/
Laurens SC-
814 AM EST Sun Dec 29 2024

...THE TORNADO WARNING FOR EAST CENTRAL LAURENS COUNTY 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 100 PM EST for Upstate South
Carolina.

&&

LAT...LON 3456 8168 3455 8172 3457 8175 3457 8180
      3460 8184 3460 8185 3473 8181 3491 8171
      3490 8165 3488 8163 3489 8159 3487 8156
      3488 8153 3487 8153 3488 8152 3487 8149
      3484 8146 3482 8149 3480 8146 3454 8165
TIME...MOT...LOC 1314Z 207DEG 49KT 3462 8174 

$$

SCC087-291345-
/O.CON.KGSP.TO.W.0013.000000T0000Z-241229T1345Z/
Union SC-
814 AM EST Sun Dec 29 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM EST FOR UNION
COUNTY...

At 814 AM EST, a severe thunderstorm capable of producing a tornado
was located 9 miles southwest of Union, or 4 miles west of Rose Hill
State Park, moving northeast at 55 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...
  Union and Buffalo around 820 AM EST.

Other locations impacted by this tornadic thunderstorm include Cross
Keys, Sedalia, and Adamsburg.

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 3456 8168 3455 8172 3457 8175 3457 8180
      3460 8184 3460 8185 3473 8181 3491 8171
      3490 8165 3488 8163 3489 8159 3487 8156
      3488 8153 3487 8153 3488 8152 3487 8149
      3484 8146 3482 8149 3480 8146 3454 8165
TIME...MOT...LOC 1314Z 207DEG 49KT 3462 8174 

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

$$

TW
645 
WWUS52 KGSP 291326
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
826 AM EST Sun Dec 29 2024

SCC087-291345-
/O.CON.KGSP.TO.W.0013.000000T0000Z-241229T1345Z/
Union SC-
826 AM EST Sun Dec 29 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM EST FOR NORTHERN
UNION COUNTY...

At 826 AM EST, a severe thunderstorm capable of producing a tornado
was located near Union, moving northeast at 55 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
northern Union County, including the following locations...
Adamsburg.

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 3470 8182 3491 8171 3490 8165 3488 8163
      3489 8159 3487 8156 3488 8153 3487 8153
      3488 8152 3487 8149 3484 8146 3482 8149
      3480 8146 3463 8158 3470 8180
TIME...MOT...LOC 1326Z 207DEG 49KT 3477 8165 

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

$$

TW
175 
WWUS52 KGSP 291338
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
838 AM EST Sun Dec 29 2024

SCC087-291345-
/O.CON.KGSP.TO.W.0013.000000T0000Z-241229T1345Z/
Union SC-
838 AM EST Sun Dec 29 2024

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 845 AM EST FOR
NORTHEASTERN UNION COUNTY...

At 838 AM EST, a severe thunderstorm capable of producing a tornado
was located 8 miles north of Union, or 4 miles east of Jonesville,
moving northeast at 55 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.

Locations impacted include...
Jonesville, Adamsburg, and Lockhart.

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 3491 8171 3490 8165 3488 8163 3489 8159
      3487 8156 3488 8153 3487 8153 3488 8152
      3487 8149 3484 8146 3482 8149 3480 8146
      3473 8151 3484 8174
TIME...MOT...LOC 1338Z 206DEG 46KT 3484 8160 

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

$$

TW

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 29, 5:39 AM ESTSevere Thunderstorm WarningGSPOconee81 min
Dec 29, 6:20 AM ESTSevere Thunderstorm WarningGSPGreenville, Oconee, Pickens70 min
Dec 29, 6:43 AM ESTSevere Thunderstorm WarningGSPAnderson, Greenville, Oconee, Pickens62 min
Dec 29, 7:00 AM ESTSevere Thunderstorm WarningGSPAbbeville, Anderson, Greenwood60 min
Dec 29, 7:03 AM ESTTornado WarningGSPGreenville, Oconee, Pickens27 min
Dec 29, 7:26 AM ESTSevere Thunderstorm WarningGSPGreenville, Spartanburg79 min
Dec 29, 7:32 AM ESTSevere Thunderstorm WarningGSPCherokee, Greenville, Laurens, Spartanburg, Union73 min
Dec 29, 7:34 AM ESTSevere Thunderstorm WarningGSPLaurens, Union56 min
Dec 29, 7:54 AM ESTTornado WarningGSPGreenville, Spartanburg18 min
Dec 29, 8:17 AM ESTSevere Thunderstorm WarningGSPCherokee, Chester, Union, York73 min
Dec 29, 8:25 AM ESTSevere Thunderstorm WarningGSPCherokee80 min
Dec 29, 8:34 AM ESTTornado WarningGSPCherokee, Union, York41 min

Nearby

Tornado Warnings in South Carolina, 2024Every tornado warning in 2024Tornadoes in 2024

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.