Alert archive / South Carolina / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 162, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Jun 18, 2011, 5:26 PM EDT for 5 counties in South Carolina. It was in force for 34 min. 1 report 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
- Jun 18, 2011, 5:26 PM EDT (21:26 UTC)
- Expired
- Jun 18, 2011, 6:00 PM EDT
- In force
- 34 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
Counties Chesterfield County, SC, Fairfield County, SC, Kershaw County, SC, Lancaster County, SC, Lee County, SC
The radar
The Columbia radar (KCAE), 97 km from the middle of the area, began a volume at 21:26 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 |
|---|---|---|---|
| Jun 18, 5:58 PM EDT | TSTM WND DMG | 5 Ene Chesterfield, SC | SHERRIFF OFFICE REPORTS TREES DOWN ON BROCKS MILL ROAD. TIME ESTIMATED BY RADAR. |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 18, 4:08 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 9.4 hours before the alert went out and 177 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
- 151 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 901 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -76 m²/s²
- 0-3 km storm-relative helicity
- -45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
869
WUUS52 KCAE 182126
SVRCAE
SCC025-039-055-057-061-182200-
/O.NEW.KCAE.SV.W.0162.110618T2126Z-110618T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
526 PM EDT SAT JUN 18 2011
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CHESTERFIELD COUNTY IN CENTRAL SOUTH CAROLINA
NORTHEASTERN FAIRFIELD COUNTY IN CENTRAL SOUTH CAROLINA
NORTHERN KERSHAW COUNTY IN CENTRAL SOUTH CAROLINA
SOUTHERN LANCASTER COUNTY IN CENTRAL SOUTH CAROLINA
NORTHERN LEE COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 600 PM EDT
* AT 522 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
FROM PAGELAND TO HEATH SPRINGS TO 16 MILES NORTHWEST OF
WINNSBORO...AND MOVING SOUTHEAST AT 35 MPH.
* SOME COMMUNITIES IN THE WARNING AREA INCLUDE CHESTERFIELD...
PAGELAND...KERSHAW...HEATH SPRINGS...CHERAW AND BISHOPVILLE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF ON OR NEAR LAKE WATEREE...GET OUT OF THE WATER AND MOVE INDOORS.
DON'T BE CAUGHT ON THE WATER IN A THUNDERSTORM!
THIS LINE OF STORMS HAS A HISTORY OF PRODUCING WIDESPREAD WIND
DAMAGE ACROSS WESTERN NORTH CAROLINA...UPSTATE SOUTH CAROLINA...AND
IN NORTHERN LANCASTER COUNTY SOUTH CAROLINA.
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.
&&
LAT...LON 3449 7990 3450 7999 3449 8005 3437 8028
3431 8024 3436 8020 3436 8017 3433 8018
3423 8012 3419 8014 3422 8043 3456 8139
3454 8088 3459 8088 3459 8080 3482 8057
3481 7993 3469 7987 3462 7979
TIME...MOT...LOC 2125Z 302DEG 31KT 3479 8044 3454 8070
3448 8132
$$1 follow-up statement
469
WWUS52 KCAE 182148
SVSCAE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
548 PM EDT SAT JUN 18 2011
SCC025-039-055-057-061-182200-
/O.CON.KCAE.SV.W.0162.000000T0000Z-110618T2200Z/
CHESTERFIELD SC-FAIRFIELD SC-KERSHAW SC-LANCASTER SC-LEE SC-
548 PM EDT SAT JUN 18 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR LEE...LANCASTER...KERSHAW...FAIRFIELD AND CHESTERFIELD
COUNTIES...
AT 547 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 20 MILES WEST OF CHERAW TO 14 MILES NORTHEAST OF
CAMDEN TO WINNSBORO...MOVING SOUTHEAST AT 35 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CHESTERFIELD...PATRICK...MCBEE...BISHOPVILLE AND BETHUNE
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS. SEEK
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!
REPORT LARGE HAIL...DAMAGING WINDS OR FLOODING TO YOUR COUNTY
SHERIFF...OR CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1...8 7
7...6 3 3...6 7 7 2.
&&
LAT...LON 3449 7990 3450 7999 3449 8005 3437 8028
3431 8024 3436 8020 3436 8017 3433 8018
3423 8012 3419 8014 3422 8043 3456 8139
3454 8088 3456 8073 3459 8048 3482 8033
3481 7993 3469 7987 3462 7979
TIME...MOT...LOC 2148Z 302DEG 31KT 3468 8024 3443 8050
3438 8112
$$The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 10:21 PM EDT | Special Weather Statement | CAE | Bamberg | 24 min |
| Jun 18, 4:23 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Fairfield, Kershaw, Lancaster, Lee | 67 min |
| Jun 18, 5:01 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield, Kershaw, Lexington, Newberry, Richland, Saluda | 59 min |
| Jun 18, 5:58 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield | 32 min |
| Jun 18, 5:59 PM EDT | Severe Thunderstorm Warning | CAE | Aiken, Calhoun, Clarendon, Edgefield, Fairfield, Kershaw and 6 more | 61 min |
| Jun 18, 6:17 PM EDT | Special Weather Statement | CAE | McCormick | 28 min |
| Jun 18, 6:18 PM EDT | Special Weather Statement | CAE | McCormick | 27 min |
| Jun 18, 6:54 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield, McCormick | 36 min |
| Jun 18, 7:11 PM EDT | Severe Thunderstorm Warning | CAE | Edgefield, McCormick | 49 min |
| Jun 18, 7:58 PM EDT | Special Weather Statement | CAE | Lexington, Saluda | 32 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2011Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.