Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 41, NWS Wilmington, NC

August 1, 2021Bladen County, Columbus County, Pender County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Aug 1, 2021, 4:51 PM EDT for Bladen County, Columbus County, Pender County, North Carolina. It was in force for 30 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, 4:51 PM EDT (20:51 UTC)
Expired: Aug 1, 2021, 5:21 PM EDT
In force: 30 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Bladen County, NC, Columbus County, NC, Pender County, NC

The radar

The Wilmington radar (KLTX), 59 km from the middle of the area, began a volume at 20:50 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, 4:55 PM EDT	TSTM WND DMG	Bladenboro, NC	SEVERAL TREES DOWN ON HORRIS RD AND SHEPARD RD

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

Newport, NC (KMHX), launched 12:00Z, 8.9 hours before the alert went out and 155 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: 756 J/kg
Mixed-layer CIN: -48 J/kg
Mixed-layer LCL: 934 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 99 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.4

Open this sounding in Storm Lab

The text

As transmitted.

502 
WUUS52 KILM 012051
SVRILM
NCC017-047-141-012145-
/O.NEW.KILM.SV.W.0041.210801T2051Z-210801T2145Z/

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

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  West central Pender County in southeastern North Carolina...
  Southern Bladen County in southeastern North Carolina...
  Northern Columbus County in southeastern North Carolina...

* Until 545 PM EDT.

* At 451 PM EDT, a severe thunderstorm was located near Bladenboro,
  or 11 miles northwest of Whiteville, moving east at 55 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...
  Whiteville, Rowan, Bladenboro, Lake Waccamaw, Sandyfield, Carvers,
  Hallsboro, Abbottsburg, Lisbon, Lagoon, Elkton, Emerson, Council,
  Kelly, Freeman, Evergreen, Butters, Clarkton, Bolton and East
  Arcadia.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3458 7826 3456 7825 3455 7825 3458 7824
      3457 7811 3426 7832 3440 7896 3445 7893
      3446 7890 3450 7885 3454 7886 3460 7883
TIME...MOT...LOC 2051Z 275DEG 46KT 3448 7881 

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

III

1 follow-up statement

046 
WWUS52 KILM 012121
SVSILM

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

NCC017-047-141-012130-
/O.CAN.KILM.SV.W.0041.000000T0000Z-210801T2145Z/
Pender NC-Bladen NC-Columbus NC-
521 PM EDT Sun Aug 1 2021

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL PENDER...SOUTHERN
BLADEN AND NORTHERN COLUMBUS COUNTIES IS CANCELLED...
                
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 has been cancelled.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
southeastern North Carolina.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Wilmington.

Remember, a Severe Thunderstorm Warning still remains in effect for
southern and central Columbus County.

LAT...LON 3458 7826 3456 7825 3455 7825 3458 7824
      3457 7811 3426 7832 3440 7896 3445 7893
      3446 7890 3450 7885 3454 7886 3460 7883
TIME...MOT...LOC 2118Z 275DEG 46KT 3444 7836 

$$

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	New Hanover, Pender	24 hr
Jul 31, 10:28 PM EDT	Special Weather Statement	ILM	Brunswick	62 min
Aug 1, 3:47 AM EDT	Heat Advisory	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender	15 hr
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, 4:05 PM EDT	Severe Thunderstorm Warning	ILM	Robeson	25 min
Aug 1, 4:29 PM EDT	Severe Thunderstorm Warning	ILM	Robeson	46 min
Aug 1, 4:59 PM EDT	Severe Thunderstorm Warning	ILM	Columbus	46 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 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.