Alert archive / South Carolina / Tornado Warnings in 2022

Tornado Warning 19, NWS Columbia, SC

November 11, 20224 counties in South Carolina

NWS Columbia, SC issued this tornado warning at Nov 11, 2022, 3:22 AM EST for 4 counties in South Carolina. It was in force for 29 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: Nov 11, 2022, 3:22 AM EST (08:22 UTC)
Expired: Nov 11, 2022, 3:51 AM EST
In force: 29 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Calhoun County, SC, Lexington County, SC, Orangeburg County, SC, Richland County, SC

The radar

The Columbia radar (KCAE), 22 km from the middle of the area, began a volume at 08:24 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Nov 11, 12:42 AM EST	Tornado Watch	SPC	8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 8.4 hours before the alert went out and 136 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 479 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 666 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 331 m²/s²
0-3 km storm-relative helicity: 400 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 5.3

Open this sounding in Storm Lab

The text

As transmitted.

386 
WFUS52 KCAE 110822
TORCAE
SCC017-063-075-079-110915-
/O.NEW.KCAE.TO.W.0019.221111T0822Z-221111T0915Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
322 AM EST Fri Nov 11 2022

The National Weather Service in Columbia has issued a

* Tornado Warning for...
  Northwestern Calhoun County in central South Carolina...
  Central Lexington County in central South Carolina...
  North central Orangeburg County in central South Carolina...
  Central Richland County in central South Carolina...

* Until 415 AM EST.
    
* At 322 AM EST, a severe thunderstorm capable of producing a tornado
  was located 10 miles northwest of Brookdale, 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...
  Sandy Run around 340 AM EST.
  Gaston around 345 AM EST.
  SC State Farmer's Market around 350 AM EST.
  South Congaree, Pine Ridge and Columbia Metro Airport around 355 
  AM EST.
  Cayce, Springdale, Oak Grove, Red Bank, Riverbanks Zoo, West 
  Columbia Riverwalk, SC State Fair Grounds and Five Points around 
  400 AM EST.
  Lexington, West Columbia and St. Andrews around 405 AM EST.
  Columbia, Highway 6 at Lake Murray Dam and Columbia International 
  University around 410 AM EST.
  Irmo around 415 AM EST.

Other locations impacted by this tornadic thunderstorm include Seven
Oaks, New Zion, Lexington County Airport At Pelion, Olympia,
Rosewood, Lexington Acres Pond, Peachtree Rock, Cayce Riverwalk,
Edmund and Silver Lake.

This includes the following highways...
 Interstate 126 between mile markers 0 and 3.
 Interstate 20 in South Carolina between mile markers 48 and 71.
 Interstate 26 between mile markers 104 and 142.
 Interstate 77 between mile markers 0 and 7.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! If you are outdoors, in a mobile home, or in a
vehicle, move to an interior room or closet on the lowest floor of a
sturdy building immediately.

&&

LAT...LON 3359 8085 3355 8103 3400 8143 3411 8100
TIME...MOT...LOC 0822Z 160DEG 36KT 3362 8097 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

MG

2 follow-up statements

419 
WWUS52 KCAE 110841
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
341 AM EST Fri Nov 11 2022

SCC017-063-075-079-110915-
/O.CON.KCAE.TO.W.0019.000000T0000Z-221111T0915Z/
Calhoun SC-Lexington SC-Orangeburg SC-Richland SC-
341 AM EST Fri Nov 11 2022

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 AM EST FOR
NORTHWESTERN CALHOUN...SOUTHEASTERN LEXINGTON...NORTHWESTERN
ORANGEBURG AND CENTRAL RICHLAND COUNTIES...
    
At 340 AM EST, a severe thunderstorm capable of producing a tornado
was located near Gaston, or 10 miles south of Cayce, 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...
  SC State Farmer's Market around 350 AM EST.
  Cayce, Red Bank, South Congaree, Pine Ridge, Columbia Metro 
  Airport and SC State Fair Grounds around 355 AM EST.
  Springdale, Oak Grove, Riverbanks Zoo, West Columbia Riverwalk and 
  Five Points around 400 AM EST.
  Lexington, West Columbia and St. Andrews around 405 AM EST.
  Columbia and Columbia International University around 410 AM EST.
  Irmo around 415 AM EST.

Other locations impacted by this tornadic thunderstorm include Seven
Oaks, New Zion, Olympia, Rosewood, Lexington Acres Pond, Cayce
Riverwalk, Edmund, Silver Lake, Eau Claire and Guignard Park.

This includes the following highways...
 Interstate 126 between mile markers 0 and 3.
 Interstate 20 in South Carolina between mile markers 51 and 71.
 Interstate 26 between mile markers 104 and 132.
 Interstate 77 between mile markers 0 and 7.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! If you are outdoors, in a mobile home, or in a
vehicle, move to an interior room or closet on the lowest floor of a
sturdy building immediately.

&&

LAT...LON 3373 8089 3369 8107 3401 8137 3411 8100
TIME...MOT...LOC 0840Z 160DEG 36KT 3380 8105 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

MG

633 
WWUS52 KCAE 110851
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
351 AM EST Fri Nov 11 2022

SCC017-063-075-079-110900-
/O.CAN.KCAE.TO.W.0019.000000T0000Z-221111T0915Z/
Calhoun SC-Lexington SC-Orangeburg SC-Richland SC-
351 AM EST Fri Nov 11 2022

...THE TORNADO WARNING FOR NORTHWESTERN CALHOUN...SOUTHEASTERN
LEXINGTON...NORTHWESTERN ORANGEBURG AND CENTRAL RICHLAND COUNTIES IS
CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.  However gusty winds are
still possible with this thunderstorm.

A Tornado Watch remains in effect until 700 AM EST for central South
Carolina.

LAT...LON 3373 8089 3369 8107 3401 8137 3411 8100
TIME...MOT...LOC 0849Z 160DEG 36KT 3390 8109 

$$

MG

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 11, 1:32 AM EST	Tornado Warning	CAE	Richland, Sumter	28 min

Nearby

Tornado Warnings in South Carolina, 2022 Every tornado warning in 2022 Tornadoes in 2022

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.