Alert archive / South Carolina / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 10, NWS Wilmington, NC
NWS Wilmington, NC issued this severe thunderstorm warning at May 3, 2021, 6:13 PM EDT for 4 counties in South Carolina. It was in force for 32 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
- May 3, 2021, 6:13 PM EDT (22:13 UTC)
- Expired
- May 3, 2021, 6:45 PM EDT
- In force
- 32 min
- Issued by
- NWS Wilmington, NC
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Georgetown County, SC, Horry County, SC, Marion County, SC, Williamsburg County, SC
The radar
The Wilmington radar (KLTX), 82 km from the middle of the area, began a volume at 22:16 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 |
|---|---|---|---|
| May 3, 6:40 PM EDT | TSTM WND DMG | 2 Nne Conway, SC | SEVERAL REPORTS OF WIND DAMAGE NEAR COUNTRY CLUB DRIVE IN CONWAY - SEVERAL TREES AND LARGE LIMBS DOWN, INCLUDING TREE ON CAR, AND MAILBOX BLOWN DOWN. |
| May 3, 6:40 PM EDT | TSTM WND DMG | 2 Nne Conway, SC | TREE DOWN IN FRONT OF HOUSE ON BUTTERCUP LANE IN CONWAY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 12:00Z, 10.2 hours before the alert went out and 119 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
- 1333 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 765 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 141 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.0
The text
As transmitted.
702
WUUS52 KILM 032213
SVRILM
SCC043-051-067-089-032245-
/O.NEW.KILM.SV.W.0010.210503T2213Z-210503T2245Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington NC
613 PM EDT Mon May 3 2021
The National Weather Service in Wilmington has issued a
* Severe Thunderstorm Warning for...
North central Georgetown County in northeastern South Carolina...
Southwestern Horry County in northeastern South Carolina...
South central Marion County in northeastern South Carolina...
Eastern Williamsburg County in northeastern South Carolina...
* Until 645 PM EDT.
* At 613 PM EDT, a severe thunderstorm was located near Outland, or
16 miles southwest of Conway, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines.
* Locations impacted include...
Myrtle Beach, Conway, Red Hill, Socastee, Homewood, Horry
Georgetown Technical College Conway Campus, Bucksville, Pee Dee
Crossroads, Dongola, Outland, Forestbrook, Coastal Carolina
University, Lighthouse Care Center Of Conway and Conway Medical
Center.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with this storm. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 3366 7938 3380 7941 3382 7936 3380 7934
3380 7932 3381 7932 3382 7931 3383 7932
3392 7903 3371 7889
TIME...MOT...LOC 2213Z 255DEG 34KT 3375 7932
HAIL...1.00IN
WIND...60MPH
$$
VAO2 follow-up statements
703
WWUS52 KILM 032224
SVSILM
Severe Weather Statement
National Weather Service Wilmington NC
624 PM EDT Mon May 3 2021
SCC043-089-032234-
/O.CAN.KILM.SV.W.0010.000000T0000Z-210503T2245Z/
Georgetown SC-Williamsburg SC-
624 PM EDT Mon May 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL GEORGETOWN AND
EASTERN WILLIAMSBURG COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3371 7920 3370 7920 3370 7922 3369 7925
3371 7924 3370 7927 3372 7927 3372 7929
3375 7929 3380 7933 3382 7931 3383 7932
3392 7903 3371 7889 3368 7916
TIME...MOT...LOC 2224Z 255DEG 34KT 3378 7920
$$
SCC051-067-032245-
/O.CON.KILM.SV.W.0010.000000T0000Z-210503T2245Z/
Horry SC-Marion SC-
624 PM EDT Mon May 3 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM EDT
FOR SOUTHWESTERN HORRY AND SOUTH CENTRAL MARION COUNTIES...
At 624 PM EDT, a severe thunderstorm was located over Dongola, or 8
miles southwest of Conway, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor hail damage to vehicles is possible. Expect wind
damage to trees and power lines.
Locations impacted include...
Myrtle Beach, Conway, Red Hill, Socastee, Homewood, Horry Georgetown
Technical College Conway Campus, Bucksville, Pee Dee Crossroads,
Dongola, Forestbrook, Coastal Carolina University, Lighthouse Care
Center Of Conway and Conway Medical Center.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
&&
LAT...LON 3371 7920 3370 7920 3370 7922 3369 7925
3371 7924 3370 7927 3372 7927 3372 7929
3375 7929 3380 7933 3382 7931 3383 7932
3392 7903 3371 7889 3368 7916
TIME...MOT...LOC 2224Z 255DEG 34KT 3378 7920
HAIL...1.00IN
WIND...60MPH
$$
VAO097
WWUS52 KILM 032244 RRA
SVSILM
Severe Weather Statement
National Weather Service Wilmington NC
644 PM EDT Mon May 3 2021
SCC051-067-032254-
/O.EXP.KILM.SV.W.0010.000000T0000Z-210503T2245Z/
Horry SC-Marion SC-
644 PM EDT Mon May 3 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN HORRY AND SOUTH
CENTRAL MARION COUNTIES WILL EXPIRE AT 645 PM EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
Remember, a Severe Thunderstorm Warning still remains in effect for
South and Southeastern Horry County, including Conway, through 7:15
PM EDT.
LAT...LON 3371 7920 3370 7920 3370 7922 3369 7925
3371 7924 3370 7927 3372 7927 3372 7929
3375 7929 3380 7933 3382 7931 3383 7932
3392 7903 3371 7889 3368 7916
TIME...MOT...LOC 2244Z 255DEG 34KT 3382 7903
$$
VAOThe office that day
Everything else NWS Wilmington, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 3, 4:45 PM EDT | Severe Thunderstorm Warning | ILM | Darlington, Florence | 60 min |
| May 3, 5:23 PM EDT | Special Weather Statement | ILM | Dillon | 37 min |
| May 3, 5:25 PM EDT | Severe Thunderstorm Warning | ILM | Florence, Williamsburg | 21 min |
| May 3, 5:42 PM EDT | Special Weather Statement | ILM | Marion | 63 min |
| May 3, 5:44 PM EDT | Special Weather Statement | ILM | Williamsburg | 31 min |
| May 3, 5:50 PM EDT | Severe Thunderstorm Warning | ILM | Horry, Marion | 40 min |
| May 3, 6:26 PM EDT | Severe Thunderstorm Warning | ILM | Horry | 49 min |
| May 3, 6:43 PM EDT | Severe Thunderstorm Warning | ILM | Horry | 32 min |
| May 3, 6:55 PM EDT | Special Weather Statement | ILM | Georgetown | 65 min |
| May 3, 7:28 PM EDT | Special Weather Statement | ILM | Georgetown | 32 min |
| May 3, 7:59 PM EDT | Beach Hazards Statement | ILM | Georgetown, Horry | 24 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.