Alert archive / South Carolina / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 9, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Mar 9, 2011, 3:18 PM EST for 4 counties in South Carolina; 4 counties in Georgia. It was in force for 57 min. 2 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
- Mar 9, 2011, 3:18 PM EST (20:18 UTC)
- Expired
- Mar 9, 2011, 4:15 PM EST
- In force
- 57 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
Counties Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Aiken County, SC, Edgefield County, SC, McCormick County, SC, Saluda County, SC
The radar
The Columbia radar (KCAE), 105 km from the middle of the area, began a volume at 20:20 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 |
|---|---|---|---|
| Mar 9, 3:42 PM EST | TSTM WND GST 0 | 5 N Harlem, GA | EM REPORTS TRACTOR TRAILER OVERTURNED AT I-20 EASTBOUND REST AREA |
| Mar 9, 3:47 PM EST | TSTM WND DMG | Grovetown, GA | PUBLIC REPORT OF GRILL BLOWN INTO YARD AND LARGE TREE |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.3 hours before the alert went out and 217 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 548 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 690 m²/s²
- 0-3 km storm-relative helicity
- 795 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
764
WUUS52 KCAE 092018
SVRCAE
GAC073-181-189-245-SCC003-037-065-081-092115-
/O.NEW.KCAE.SV.W.0009.110309T2018Z-110309T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
318 PM EST WED MAR 9 2011
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN RICHMOND COUNTY IN EAST CENTRAL GEORGIA
EASTERN MCDUFFIE COUNTY IN EAST CENTRAL GEORGIA
SOUTHEASTERN LINCOLN COUNTY IN EAST CENTRAL GEORGIA
COLUMBIA COUNTY IN EAST CENTRAL GEORGIA
EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA
SOUTHEASTERN MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA
SOUTHERN SALUDA COUNTY IN CENTRAL SOUTH CAROLINA
NORTHWESTERN AIKEN COUNTY IN CENTRAL SOUTH CAROLINA
* UNTIL 415 PM EST
* AT 311 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS STORM WAS LOCATED NEAR GROVETOWN...AND MOVING EAST
AT 40 MPH.
* SOME COMMUNITIES IN THE WARNING AREA INCLUDE MARTINEZ...HARLEM...
GROVETOWN...FORT GORDON...EVANS...AUGUSTA...NORTH AUGUSTA...
JOHNSTON...EDGEFIELD...CLEARWATER AND BELVEDERE
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 3369 8238 3395 8204 3396 8201 3401 8197
3373 8154 3327 8225 3332 8235 3332 8238
3337 8254
TIME...MOT...LOC 2018Z 253DEG 35KT 3354 8217
$$
TTH1 follow-up statement
005
WWUS52 KCAE 092044
SVSCAE
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
344 PM EST WED MAR 9 2011
GAC181-189-SCC065-092048-
/O.CAN.KCAE.SV.W.0009.000000T0000Z-110309T2115Z/
MCDUFFIE GA-LINCOLN GA-MCCORMICK SC-
344 PM EST WED MAR 9 2011
...THE SEVERE THUNDERSTORM WARNING FOR MCCORMICK...LINCOLN AND
MCDUFFIE COUNTIES IS CANCELLED...
THE STRONGEST WINDS HAVE SHIFTED EAST OF MCCORMICK...LINCOLN
AND MCDUFFIE COUNTIES.
REPORT DAMAGING WINDS TO YOUR COUNTY SHERIFF...OR CALL THE NATIONAL
WEATHER SERVICE TOLL FREE AT 1...8 7 7...6 3 3...6 7 7 2.
LAT...LON 3336 8229 3341 8234 3364 8220 3359 8213
3362 8210 3365 8211 3370 8217 3395 8204
3396 8200 3401 8197 3373 8154 3327 8225
3332 8234
TIME...MOT...LOC 2038Z 253DEG 35KT 3359 8195
$$
GAC073-245-SCC003-037-081-092115-
/O.CON.KCAE.SV.W.0009.000000T0000Z-110309T2115Z/
RICHMOND GA-COLUMBIA GA-EDGEFIELD SC-SALUDA SC-AIKEN SC-
344 PM EST WED MAR 9 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EST
FOR AIKEN...SALUDA...EDGEFIELD...COLUMBIA AND RICHMOND COUNTIES...
AT 338 PM WEATHER RADAR CONTINUED TO SHOW A BAND OF SHOWERS AND
EMBEDDED THUNDERSTORMS EXTENDING FROM NEAR EDGEFIELD SOUTHWARD INTO
WESTERN RICHMOND COUNTY. MOVEMENT WAS EASTWARD NEAR 30 MPH. SOME OF
THE SHOWERS AND THUNDERSTORMS LIKELY CONTAINED WIND GUSTS OF 40 TO
60 MPH.
REPORT DAMAGING WINDS 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 3336 8229 3341 8234 3364 8220 3359 8213
3362 8210 3365 8211 3370 8217 3395 8204
3396 8200 3401 8197 3373 8154 3327 8225
3332 8234
TIME...MOT...LOC 2038Z 253DEG 35KT 3359 8195
$$The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 9, 4:09 AM EST | Lake Wind Advisory | CAE | Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more | 43 hr |
| Mar 9, 10:12 AM EST | River Flood Watch | CAE | Calhoun, Lexington, Richland | 11 hr |
| Mar 9, 3:39 PM EST | Severe Thunderstorm Warning | CAE | Aiken, Barnwell | 66 min |
| Mar 9, 4:14 PM EST | Severe Thunderstorm Warning | CAE | Aiken, Edgefield, Lexington, Saluda | 61 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2011Severe Thunderstorm Warnings in Georgia, 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.