Alert archive / Georgia / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 80, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Dec 30, 2021, 4:25 PM EST for Burke County, Georgia; Barnwell County, South Carolina. It was in force for 50 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
- Dec 30, 2021, 4:25 PM EST (21:25 UTC)
- Expired
- Dec 30, 2021, 5:15 PM EST
- In force
- 50 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Burke County, GA, Barnwell County, SC
The radar
The Charleston,SC radar (KCLX), 74 km from the middle of the area, began a volume at 21:28 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 |
|---|---|---|---|
| Dec 30, 4:26 PM EST | HAIL 0.25 | 8 Ese Waynesboro, GA | PEA SIZED HAIL REPORTED AT A BUSINESS NEAR THE TOWN OF ALEXANDER. TIME ESTIMATED. |
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 |
|---|---|---|---|
| Dec 30, 2:05 PM EST | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 9.4 hours before the alert went out and 158 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
- 225 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 213 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted.
718
WUUS52 KCAE 302125
SVRCAE
GAC033-SCC011-302215-
/O.NEW.KCAE.SV.W.0080.211230T2125Z-211230T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Columbia SC
425 PM EST Thu Dec 30 2021
The National Weather Service in Columbia has issued a
* Severe Thunderstorm Warning for...
Southeastern Burke County in east central Georgia...
Southwestern Barnwell County in central South Carolina...
* Until 515 PM EST.
* At 425 PM EST, a severe thunderstorm was located over Alexander, or
8 miles southwest of Plant Vogtle, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Plant Vogtle, Sardis, Alexander and Girard.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3295 8182 3295 8186 3294 8193 3312 8193
3318 8147 3313 8142 3316 8154 3310 8162
3308 8161 3306 8156 3304 8156 3291 8176
TIME...MOT...LOC 2125Z 269DEG 36KT 3303 8184
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$2 follow-up statements
624
WWUS52 KCAE 302150
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
450 PM EST Thu Dec 30 2021
SCC011-302159-
/O.CAN.KCAE.SV.W.0080.000000T0000Z-211230T2215Z/
Barnwell SC-
450 PM EST Thu Dec 30 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BARNWELL COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 900 PM EST for
east central Georgia...and central South Carolina.
LAT...LON 3295 8182 3310 8163 3308 8161 3307 8158
3305 8157 3306 8156 3304 8156 3292 8175
3291 8176
TIME...MOT...LOC 2149Z 269DEG 36KT 3303 8154
$$
GAC033-302215-
/O.CON.KCAE.SV.W.0080.000000T0000Z-211230T2215Z/
Burke GA-
450 PM EST Thu Dec 30 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EST
FOR SOUTHEASTERN BURKE COUNTY...
At 449 PM EST, a severe thunderstorm was located just east of Sardis
and Girard, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Sardis and Girard.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3295 8182 3310 8163 3308 8161 3307 8158
3305 8157 3306 8156 3304 8156 3292 8175
3291 8176
TIME...MOT...LOC 2149Z 269DEG 36KT 3303 8154
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$629
WWUS52 KCAE 302206
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
506 PM EST Thu Dec 30 2021
GAC033-302216-
/O.EXP.KCAE.SV.W.0080.000000T0000Z-211230T2215Z/
Burke GA-
506 PM EST Thu Dec 30 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BURKE COUNTY WILL
EXPIRE AT 515 PM EST...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 900 PM EST for
east central Georgia...and central South Carolina.
LAT...LON 3295 8182 3310 8163 3308 8161 3307 8158
3305 8157 3306 8156 3304 8156 3292 8175
3291 8176
TIME...MOT...LOC 2206Z 269DEG 36KT 3303 8134
$$The office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 30, 1:12 PM EST | Severe Thunderstorm Warning | CAE | Columbia, Lincoln, McDuffie, Richmond | 22 min |
| Dec 30, 2:04 PM EST | Special Weather Statement | CAE | Richmond | 41 min |
| Dec 30, 3:53 PM EST | Special Weather Statement | CAE | Burke | 52 min |
| Dec 30, 3:55 AM EST | Special Weather Statement | CAE | Aiken | 50 min |
| Dec 30, 10:08 AM EST | Special Weather Statement | CAE | Aiken | 52 min |
| Dec 30, 10:55 AM EST | Special Weather Statement | CAE | Orangeburg | 50 min |
| Dec 30, 11:48 AM EST | Special Weather Statement | CAE | Dorchester | 27 min |
| Dec 30, 1:04 PM EST | Special Weather Statement | CAE | Bamberg, Barnwell, Calhoun, Orangeburg | 41 min |
| Dec 30, 3:32 PM EST | Special Weather Statement | CAE | Bamberg, Orangeburg | 58 min |
| Dec 30, 3:59 PM EST | Special Weather Statement | CAE | Bamberg | 31 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2021Severe Thunderstorm Warnings in South Carolina, 2021Every severe thunderstorm warning in 2021
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.