Alert archive / South Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 39, NWS Wilmington, NC

August 1, 2021Dillon County, South Carolina; Robeson County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Aug 1, 2021, 4:05 PM EDT for Dillon County, South Carolina; Robeson County, North Carolina. It was in force for 25 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: Aug 1, 2021, 4:05 PM EDT (20:05 UTC)
Expired: Aug 1, 2021, 4:30 PM EDT
In force: 25 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Robeson County, NC, Dillon County, SC

The radar

The Wilmington radar (KLTX), 106 km from the middle of the area, began a volume at 20:07 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 1, 4:25 PM EDT	TSTM WND DMG	3 E Mcdonald, NC	MULTIPLE TREES DOWN

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 1, 12:37 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.1 hours before the alert went out and 172 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 365 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 818 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: -18 m²/s²
0-3 km storm-relative helicity: 21 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

818 
WUUS52 KILM 012005
SVRILM
NCC155-SCC033-012030-
/O.NEW.KILM.SV.W.0039.210801T2005Z-210801T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington NC
405 PM EDT Sun Aug 1 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  Southwestern Robeson County in southeastern North Carolina...
  North central Dillon County in northeastern South Carolina...

* Until 430 PM EDT.

* At 405 PM EDT, a severe thunderstorm was located near Raemon, or 12
  miles north of Dillon, moving east at 40 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect wind damage to trees and power lines.

* Locations impacted include...
  Lumberton, Fairmont, Rowland, Raemon, South Of The Border, Purvis,
  Elrod, Mcdonald, Raynham and Southeastern Regional Medical Center.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3466 7899 3443 7916 3454 7950 3462 7945
      3463 7946 3467 7942 3468 7942
TIME...MOT...LOC 2005Z 275DEG 36KT 3460 7939 

HAIL...0.75IN
WIND...60MPH
 
$$

III

1 follow-up statement

635 
WWUS52 KILM 012018
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
418 PM EDT Sun Aug 1 2021

NCC155-SCC033-012030-
/O.CON.KILM.SV.W.0039.000000T0000Z-210801T2030Z/
Robeson NC-Dillon SC-
418 PM EDT Sun Aug 1 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR CENTRAL ROBESON AND NORTH CENTRAL DILLON COUNTIES...

At 418 PM EDT, a severe thunderstorm was located over Elrod, or 12
miles west of Lumberton, moving east at 40 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect wind damage to trees and power lines.

Locations impacted include...
Lumberton, Fairmont, Rowland, Raemon, South Of The Border, Purvis,
Elrod, Mcdonald, Raynham and Southeastern Regional Medical Center.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3466 7899 3443 7916 3451 7939 3460 7938
      3463 7937 3468 7934
TIME...MOT...LOC 2018Z 276DEG 33KT 3458 7922 

HAIL...0.75IN
WIND...60MPH
 
$$

III

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 31, 8:26 PM EDT	Beach Hazards Statement	ILM	Georgetown, Horry	24 hr
Aug 1, 3:47 AM EDT	Heat Advisory	ILM	Florence, Georgetown, Horry, Marion, Williamsburg	15 hr
Aug 1, 3:33 PM EDT	Special Weather Statement	ILM	Marlboro	42 min
Aug 1, 3:56 PM EDT	Special Weather Statement	ILM	Darlington, Dillon, Marlboro	64 min
Aug 1, 4:29 PM EDT	Severe Thunderstorm Warning	ILM	Dillon, Florence, Marion	46 min
Aug 1, 4:59 PM EDT	Severe Thunderstorm Warning	ILM	Horry	46 min
Aug 1, 5:50 PM EDT	Special Weather Statement	ILM	Horry	25 min
Aug 1, 7:43 PM EDT	Special Weather Statement	ILM	Florence, Marion	62 min
Jul 31, 10:28 PM EDT	Special Weather Statement	ILM	Brunswick	62 min
Aug 1, 7:27 AM EDT	Special Marine Warning	ILM		48 min
Aug 1, 3:29 PM EDT	Special Weather Statement	ILM	Robeson	61 min
Aug 1, 3:46 PM EDT	Severe Thunderstorm Warning	ILM	Robeson	17 min
Aug 1, 4:51 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Columbus, Pender	30 min
Aug 1, 5:23 PM EDT	Special Weather Statement	ILM	Bladen	52 min
Aug 1, 5:44 PM EDT	Special Weather Statement	ILM	Brunswick	31 min
Aug 1, 5:46 PM EDT	Special Marine Warning	ILM		59 min
Aug 1, 6:00 PM EDT	Special Marine Warning	ILM		60 min
Aug 1, 6:01 PM EDT	Special Weather Statement	ILM	New Hanover	44 min
Aug 1, 6:54 PM EDT	Special Marine Warning	ILM		66 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2021 Severe Thunderstorm Warnings in North Carolina, 2021 Every 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.