Alert archive / South Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 4, NWS Columbia, SC
NWS Columbia, SC issued this severe thunderstorm warning at Mar 25, 2021, 6:28 PM EDT for Chesterfield County, Kershaw County, Lancaster County, South Carolina. It was in force for 47 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
- Mar 25, 2021, 6:28 PM EDT (22:28 UTC)
- Expired
- Mar 25, 2021, 7:15 PM EDT
- In force
- 47 min
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Chesterfield County, SC, Kershaw County, SC, Lancaster County, SC
The radar
The Columbia radar (KCAE), 133 km from the middle of the area, began a volume at 22:29 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 nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.5 hours before the alert went out and 157 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
- 1 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 703 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 36 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
013
WUUS52 KCAE 252228
SVRCAE
SCC025-055-057-252315-
/O.NEW.KCAE.SV.W.0004.210325T2228Z-210325T2315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Columbia SC
628 PM EDT Thu Mar 25 2021
The National Weather Service in Columbia has issued a
* Severe Thunderstorm Warning for...
East central Lancaster County in central South Carolina...
Chesterfield County in central South Carolina...
North central Kershaw County in central South Carolina...
* Until 715 PM EDT.
* At 628 PM EDT, a severe thunderstorm was located 7 miles northeast
of Mt Pisgah, or 22 miles east of Lancaster, moving east at 55 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...
Cheraw, Pageland, Chesterfield, Carolina Sandhills Wildlife Refuge,
Cheraw State Park, Mt Pisgah, Northeastern Technical College,
Cheraw Municipal Airport, Jefferson, Ruby, Patrick, Mount Croghan,
Chesterfield Ruby Middle School, High Point Fire Station, Cheraw
Fish Hatchery, Bay Springs Fire Station, Taxahaw, Chesterfield
Detention Center and Central High School.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection seek shelter inside a sturdy building and stay
away from windows.
&&
LAT...LON 3460 7981 3456 7982 3454 8049 3482 8055
3481 7994 3476 7993 3474 7989 3468 7986
3465 7980 3462 7979 3462 7978
TIME...MOT...LOC 2228Z 262DEG 46KT 3466 8038
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
$$
JAQ2 follow-up statements
063
WWUS52 KCAE 252241
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
641 PM EDT Thu Mar 25 2021
SCC057-252249-
/O.CAN.KCAE.SV.W.0004.000000T0000Z-210325T2315Z/
Lancaster SC-
641 PM EDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL LANCASTER COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3460 7981 3456 7982 3454 8037 3466 8043
3482 8039 3481 7994 3476 7993 3474 7989
3468 7986 3465 7980 3462 7979 3462 7978
TIME...MOT...LOC 2239Z 262DEG 46KT 3468 8021
$$
SCC025-055-252315-
/O.CON.KCAE.SV.W.0004.000000T0000Z-210325T2315Z/
Chesterfield SC-Kershaw SC-
641 PM EDT Thu Mar 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR CHESTERFIELD AND NORTHEASTERN KERSHAW COUNTIES...
At 639 PM EDT, a severe thunderstorm was located 7 miles north of
Carolina Sandhills Wildlife Refuge, or 17 miles west of Cheraw,
moving east at 55 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Cheraw, Pageland, Chesterfield, Carolina Sandhills Wildlife Refuge,
Cheraw State Park, Northeastern Technical College, Cheraw Municipal
Airport, Jefferson, Ruby, Patrick, Mount Croghan, Chesterfield Ruby
Middle School, Cheraw Fish Hatchery, Bay Springs Fire Station,
Chesterfield Detention Center and Central High School.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This storm has a history of producing widespread wind damage in
Lancaster County.
This is a dangerous storm! Prepare immediately for strong winds
capable of producing significant damage. Seek shelter inside a sturdy
building and stay away from windows.
&&
LAT...LON 3460 7981 3456 7982 3454 8037 3466 8043
3482 8039 3481 7994 3476 7993 3474 7989
3468 7986 3465 7980 3462 7979 3462 7978
TIME...MOT...LOC 2239Z 262DEG 46KT 3468 8021
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
$$
JAQ220
WWUS52 KCAE 252258
SVSCAE
Severe Weather Statement
National Weather Service Columbia SC
658 PM EDT Thu Mar 25 2021
SCC055-252307-
/O.CAN.KCAE.SV.W.0004.000000T0000Z-210325T2315Z/
Kershaw SC-
658 PM EDT Thu Mar 25 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN KERSHAW COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3460 7981 3456 7982 3455 8019 3464 8025
3481 8025 3481 7994 3476 7993 3474 7989
3468 7986 3465 7980 3462 7979 3462 7978
TIME...MOT...LOC 2257Z 261DEG 32KT 3467 8009
$$
SCC025-252315-
/O.CON.KCAE.SV.W.0004.000000T0000Z-210325T2315Z/
Chesterfield SC-
658 PM EDT Thu Mar 25 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR NORTHEASTERN CHESTERFIELD COUNTY...
At 657 PM EDT, a severe thunderstorm was located near Chesterfield,
or 11 miles west of Cheraw, moving east at 35 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Cheraw, Chesterfield, Cheraw State Park, Cheraw Municipal Airport,
Northeastern Technical College, Ruby, Patrick, Mount Croghan,
Chesterfield Ruby Middle School, Cheraw Fish Hatchery, Bay Springs
Fire Station and Chesterfield Detention Center.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
This is a dangerous storm! Prepare immediately for strong winds
capable of producing significant damage. Seek shelter inside a sturdy
building and stay away from windows.
&&
LAT...LON 3460 7981 3456 7982 3455 8019 3464 8025
3481 8025 3481 7994 3476 7993 3474 7989
3468 7986 3465 7980 3462 7979 3462 7978
TIME...MOT...LOC 2257Z 261DEG 32KT 3467 8009
TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
$$
CALThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 25, 4:54 PM EDT | Tornado Warning | CAE | Fairfield, Newberry | 36 min |
| Mar 25, 5:48 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield, Kershaw, Lancaster | 42 min |
| Mar 25, 7:14 PM EDT | Severe Thunderstorm Warning | CAE | Chesterfield | 15 min |
Nearby
Severe 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.