Alert archive / South Carolina / Tornado Warnings in 2011
Tornado Warning 13, NWS Columbia, SC
NWS Columbia, SC issued this tornado warning at Nov 16, 2011, 5:36 PM EST for Lancaster County, South Carolina. It was in force for 33 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 16, 2011, 5:36 PM EST (22:36 UTC)
- Expired
- Nov 16, 2011, 6:09 PM EST
- In force
- 33 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
County Lancaster County, SC
The radar
The Columbia radar (KCAE), 110 km from the middle of the area, began a volume at 22:39 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 16, 4:30 PM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.6 hours before the alert went out and 156 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
- 116 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 472 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 98 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
182
WFUS52 KCAE 162236
TORCAE
SCC057-162330-
/O.NEW.KCAE.TO.W.0013.111116T2236Z-111116T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
536 PM EST WED NOV 16 2011
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN LANCASTER COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 630 PM EST
* AT 531 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
A TORNADO OVER YORK COUNTY...OR ABOUT 9 MILES NORTH OF CHESTER...
MOVING EAST AT 35 MPH.
* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
INDICATED COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE...TOLL FREE 1 877 6 3
3...6 7 7 2.
A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST THURSDAY MORNING
FOR CENTRAL SOUTH CAROLINA.
&&
LAT...LON 3506 8088 3494 8078 3483 8079 3482 8069
3476 8088 3483 8090 3484 8087 3486 8088
3490 8088 3492 8087 3501 8091 3507 8091
TIME...MOT...LOC 2236Z 251DEG 32KT 3485 8112
$$
LM1 follow-up statement
823
WWUS52 KCAE 162309
SVSCAE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
609 PM EST WED NOV 16 2011
SCC057-162318-
/O.CAN.KCAE.TO.W.0013.000000T0000Z-111116T2330Z/
LANCASTER SC-
609 PM EST WED NOV 16 2011
...THE TORNADO WARNING FOR LANCASTER COUNTY IS CANCELLED...
THE STORM HAS WEAKENED AND MOVED NORTHEAST OF THE AREA. A TORNADO
WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EST THURSDAY MORNING FOR
CENTRAL SOUTH CAROLINA.
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.
LAT...LON 3506 8088 3494 8078 3483 8079 3482 8069
3476 8088 3483 8090 3484 8087 3486 8088
3490 8088 3492 8087 3501 8091 3507 8091
TIME...MOT...LOC 2308Z 251DEG 32KT 3494 8079
$$
LMThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 16, 3:48 AM EST | Lake Wind Advisory | CAE | Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more | 20 hr |
| Nov 16, 4:50 PM EST | Severe Thunderstorm Warning | CAE | Aiken | 55 min |
| Nov 16, 5:49 PM EST | Tornado Warning | CAE | Aiken, Barnwell | 41 min |
| Nov 16, 6:32 PM EST | Severe Thunderstorm Warning | CAE | Bamberg, Barnwell, Calhoun, Lexington, Orangeburg | 58 min |
Nearby
Tornado Warnings in South Carolina, 2011Every tornado warning in 2011Tornadoes in 2011
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.