Alert archive / South Carolina / Tornado Warnings in 2021
Tornado Warning 16, NWS Columbia, SC
NWS Columbia, SC issued this tornado warning at Aug 17, 2021, 3:48 PM EDT for 4 counties in South Carolina. It was in force for 42 min. 9 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
- Aug 17, 2021, 3:48 PM EDT (19:48 UTC)
- Expired
- Aug 17, 2021, 4:30 PM EDT
- In force
- 42 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Fairfield County, SC, Lexington County, SC, Newberry County, SC, Richland County, SC
The radar
The Columbia radar (KCAE), 34 km from the middle of the area, began a volume at 19:49 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 |
|---|---|---|---|
| Aug 17, 3:49 PM EDT | TORNADO | 5 Ssw Little Mountain, SC | CALLER REPORTS A TORNADO TOUCHED DOWN NEAR LAKE MURRAY WITH A LINE OF DEBRIS AT THE CORNER OF STATE PARK ROAD AND DREHER ISLAND ROAD. TIME ESTIMATED FROM RADAR. |
| Aug 17, 3:49 PM EDT | TORNADO | 6 Ssw Little Mountain, SC | CALLER REPORTS AN LINE AROUND 20FT IN DIAMETER OF DOWNED WHEAT. TIME ESTIMATED FROM RADAR. |
| Aug 17, 3:49 PM EDT | TORNADO | 7 Sw Chapin, SC | A NATIONAL WEATHER SERVICE STORM SURVEY TEAM CONFIRMED AN EF1 TORNADO, WITH PEAK WINDS OF 95 MPH, IN THE AREA OF DREHER ISLAND STATE PARK AND IN OTHER AREAS SOUTHWEST OF CHAPIN, SC NEAR THE SHORES OF LAKE MURRAY IN NEWBERRY AND LEXINGTON COUNTIES. VIDEO PROVID |
| Aug 17, 3:50 PM EDT | TORNADO | 6 Sw Chapin, SC | SOCIAL MEDIA VIDEO OF A TORNADO MOVING ACROSS LAKE MURRAY NEAR DREHER ISLAND STATE PARK. THE VIDEO WAS SHOW FROM THE AUTUMN CAY NEIGHBORHOOD OFF OF STATE PARK ROAD. |
| Aug 17, 3:50 PM EDT | TORNADO | 7 Sw Chapin, SC | CORRECTS PREVIOUS TORNADO REPORT FROM 6 SW CHAPIN. SOCIAL MEDIA VIDEO OF A TORNADO MOVING ACROSS LAKE MURRAY NEAR DREHER ISLAND STATE PARK. THE VIDEO WAS SHOW FROM THE AUTUMN CAY NEIGHBORHOOD OFF OF STATE PARK ROAD. |
| Aug 17, 3:55 PM EDT | TORNADO | 5 Sw Chapin, SC | TREE DOWN ON HOME ON CRYSTAL COVE CT. TIME ESTIMATED FROM RADAR. |
| Aug 17, 4:01 PM EDT | TSTM WND DMG | 5 Sw Chapin, SC | POWERLINES DOWN ALONG CRYSTAL COVE CT. TIME ESTIMATED FROM RADAR. |
| Aug 17, 4:04 PM EDT | FUNNEL CLOUD | 2 Se Little Mountain, SC | CALLER REPORTS FUNNEL CLOUD OVER MEADOWLARK RD NEAR CHAPIN. TIME ESTIMATED FROM RADAR. |
| Aug 17, 4:04 PM EDT | TORNADO | 2 S Chapin, SC | VIDEO FROM HOME SECURITY CAMERA OF POSSIBLE TORNADO. LOCATED NEAR MURRAY LINDLER RD & VENTNOR AVE FACING WEST NORTHWEST. |
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 |
|---|---|---|---|
| Aug 17, 10:42 AM EDT | Tornado Watch | SPC | 8 hr |
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 7.8 hours before the alert went out and 190 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
- 1066 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 639 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 84 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.5
The text
As transmitted.
808
WFUS52 KCAE 171948
TORCAE
SCC039-063-071-079-172030-
/O.NEW.KCAE.TO.W.0016.210817T1948Z-210817T2030Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
348 PM EDT Tue Aug 17 2021
The National Weather Service in Columbia has issued a
* Tornado Warning for...
Southwestern Fairfield County in central South Carolina...
Southeastern Newberry County in central South Carolina...
Northwestern Lexington County in central South Carolina...
Northwestern Richland County in central South Carolina...
* Until 430 PM EDT.
* At 348 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Dreher Island State Park, or 11 miles west of
Highway 6 at Lake Murray Dam, moving north at 20 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...
Jenkinsville around 430 PM EDT.
Other locations impacted by this tornadic thunderstorm include Little
Mountain, Chapin, Fairview Fire Station, Peak, Melvin Park, Rocky
Point Recreation Area and Pomaria.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 3426 8121 3406 8137 3406 8148 3407 8148
3407 8147 3408 8149 3432 8145
TIME...MOT...LOC 1948Z 200DEG 17KT 3408 8142
TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN
$$
CJR3 follow-up statements
020
WWUS52 KCAE 172001
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
401 PM EDT Tue Aug 17 2021
SCC039-063-071-079-172030-
/O.CON.KCAE.TO.W.0016.000000T0000Z-210817T2030Z/
Fairfield SC-Newberry SC-Lexington SC-Richland SC-
401 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR
SOUTHWESTERN FAIRFIELD...SOUTHEASTERN NEWBERRY...NORTH CENTRAL
LEXINGTON AND NORTHWESTERN RICHLAND COUNTIES...
At 400 PM EDT, a confirmed tornado was located near Dreher Island
State Park, or 10 miles southwest of VC Summer Nuclear Station,
moving north at 30 mph.
HAZARD...Damaging tornado.
SOURCE...Radar confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornado will be near...
Jenkinsville around 420 PM EDT.
Other locations impacted by this tornadic thunderstorm include Peak,
Little Mountain, Chapin and Pomaria.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!
&&
LAT...LON 3410 8137 3412 8147 3432 8144 3427 8123
TIME...MOT...LOC 2000Z 199DEG 26KT 3416 8140
TORNADO...OBSERVED
MAX HAIL SIZE...0.00 IN
$$
CJR803
WWUS52 KCAE 172016
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
416 PM EDT Tue Aug 17 2021
SCC063-079-172025-
/O.CAN.KCAE.TO.W.0016.000000T0000Z-210817T2030Z/
Lexington SC-Richland SC-
416 PM EDT Tue Aug 17 2021
...THE TORNADO WARNING FOR NORTH CENTRAL LEXINGTON AND NORTHWESTERN
RICHLAND COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 700 PM EDT for central South
Carolina.
LAT...LON 3419 8137 3421 8146 3432 8144 3428 8129
TIME...MOT...LOC 2015Z 197DEG 17KT 3423 8137
$$
SCC039-071-172030-
/O.CON.KCAE.TO.W.0016.000000T0000Z-210817T2030Z/
Fairfield SC-Newberry SC-
416 PM EDT Tue Aug 17 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR
SOUTHWESTERN FAIRFIELD AND EAST CENTRAL NEWBERRY COUNTIES...
At 415 PM EDT, a confirmed tornado was located near Jenkinsville, or
near VC Summer Nuclear Station, moving north at 20 mph.
HAZARD...Damaging tornado.
SOURCE...Public confirmed tornado and previously radar confirmed.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
southwestern Fairfield and east central Newberry Counties, including
the following locations... Pomaria, Peak and Little Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!
&&
LAT...LON 3419 8137 3421 8146 3432 8144 3428 8129
TIME...MOT...LOC 2015Z 197DEG 17KT 3423 8137
TORNADO...OBSERVED
MAX HAIL SIZE...0.00 IN
$$
CJR063
WWUS52 KCAE 172027
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
427 PM EDT Tue Aug 17 2021
SCC039-071-172036-
/O.EXP.KCAE.TO.W.0016.000000T0000Z-210817T2030Z/
Fairfield SC-Newberry SC-
427 PM EDT Tue Aug 17 2021
...THE TORNADO WARNING FOR SOUTHWESTERN FAIRFIELD AND EAST CENTRAL
NEWBERRY COUNTIES WILL EXPIRE AT 430 PM EDT...
The storm which prompted the warning has weakened, and has exited the
warned area. Therefore, the tornado warning will be allowed to
expire. However gusty winds are still possible with this
thunderstorm and a severe thunderstorm warning is now in effect for
Newberry and Fairfield Counties.
A Tornado Watch remains in effect until 700 PM EDT for central South
Carolina.
LAT...LON 3419 8137 3421 8146 3432 8144 3428 8129
TIME...MOT...LOC 2026Z 200DEG 17KT 3427 8135
$$
CJRThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 12:31 PM EDT | Areal Flood Advisory | CAE | Aiken, Edgefield, McCormick, Saluda | 59 min |
| Aug 17, 12:59 PM EDT | Tornado Warning | CAE | Edgefield | 46 min |
| Aug 17, 1:34 PM EDT | Areal Flood Advisory | CAE | Aiken, Edgefield, Saluda | 56 min |
| Aug 17, 1:44 PM EDT | Tornado Warning | CAE | Edgefield, McCormick, Saluda | 17 min |
| Aug 17, 1:55 PM EDT | Tornado Warning | CAE | Aiken, Edgefield, Lexington, Saluda | 50 min |
| Aug 17, 2:08 PM EDT | Tornado Warning | CAE | Aiken | 37 min |
| Aug 17, 2:31 PM EDT | Tornado Warning | CAE | Barnwell | 44 min |
| Aug 17, 3:12 PM EDT | Tornado Warning | CAE | Lexington, Saluda | 48 min |
| Aug 17, 3:17 PM EDT | Areal Flood Advisory | CAE | Aiken, Edgefield, Lexington, Newberry, Saluda | 58 min |
| Aug 17, 4:25 PM EDT | Severe Thunderstorm Warning | CAE | Fairfield, Newberry | 50 min |
| Aug 17, 4:31 PM EDT | Areal Flood Advisory | CAE | Fairfield, Lexington, Newberry, Richland, Saluda | 59 min |
| Aug 17, 4:48 PM EDT | Severe Thunderstorm Warning | CAE | Bamberg, Orangeburg | 42 min |
| Aug 17, 4:56 PM EDT | Tornado Warning | CAE | Orangeburg | 34 min |
| Aug 17, 5:29 PM EDT | Areal Flood Advisory | CAE | Calhoun, Kershaw, Lexington, Richland | 3 hr |
| Aug 17, 5:29 PM EDT | Tornado Warning | CAE | Calhoun, Orangeburg | 46 min |
| Aug 17, 7:43 PM EDT | Special Weather Statement | CAE | Aiken | 32 min |
Nearby
Tornado Warnings in South Carolina, 2021Every tornado warning in 2021Tornadoes 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.