Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 23, NWS Wilmington, NC

May 29, 2021Bladen County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at May 29, 2021, 8:29 PM EDT for Bladen County, North Carolina. It was in force for 31 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
May 29, 2021, 8:29 PM EDT (00:29 UTC)
Expired
May 29, 2021, 9:00 PM EDT
In force
31 min
Issued by
NWS Wilmington, NC
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Bladen County, NC

The radar

The Wilmington radar (KLTX), 89 km from the middle of the area, began a volume at 00:29 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

Newport, NC (KMHX), launched 00:00Z, 0.5 hours before the alert went out and 147 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-pSkew-T log-p diagram, Newport, NC at 00:00Z on 2021-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 957 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 2021-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
957 J/kg
Mixed-layer CIN
-44 J/kg
Mixed-layer LCL
841 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.9

Open this sounding in Storm Lab

The text

As transmitted.

227 
WUUS52 KILM 300029
SVRILM
NCC017-300100-
/O.NEW.KILM.SV.W.0023.210530T0029Z-210530T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington NC
829 PM EDT Sat May 29 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  North central Bladen County in southeastern North Carolina...

* Until 900 PM EDT.

* At 829 PM EDT, a severe thunderstorm was located over Ammon, or 9
  miles north of Elizabethtown, moving east at 20 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...
  Ammon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3484 7849 3483 7847 3481 7846 3481 7845
      3477 7843 3475 7839 3473 7839 3472 7838
      3470 7837 3466 7864 3481 7870 3485 7859
      3485 7852 3486 7850
TIME...MOT...LOC 0029Z 253DEG 18KT 3476 7859 

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

21
2 follow-up statements
609 
WWUS52 KILM 300044
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
844 PM EDT Sat May 29 2021

NCC017-300100-
/O.CON.KILM.SV.W.0023.000000T0000Z-210530T0100Z/
Bladen NC-
844 PM EDT Sat May 29 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR NORTH CENTRAL BLADEN COUNTY...

At 844 PM EDT, a severe thunderstorm was located near Ammon, or 12
miles northeast of Elizabethtown, moving east at 20 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Ammon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3484 7849 3483 7847 3481 7846 3481 7845
      3477 7843 3475 7839 3473 7839 3472 7838
      3470 7837 3467 7855 3484 7861 3485 7859
      3485 7852 3486 7850
TIME...MOT...LOC 0044Z 253DEG 18KT 3478 7850 

HAIL...<.75IN
WIND...60MPH
 
$$

21
618 
WWUS52 KILM 300051
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
851 PM EDT Sat May 29 2021

NCC017-300101-
/O.EXP.KILM.SV.W.0023.000000T0000Z-210530T0100Z/
Bladen NC-
851 PM EDT Sat May 29 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BLADEN COUNTY
WILL EXPIRE AT 900 PM EDT...
                
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 will be allowed to expire.

LAT...LON 3484 7849 3483 7847 3481 7846 3481 7845
      3477 7843 3475 7839 3473 7839 3472 7838
      3470 7837 3467 7855 3484 7861 3485 7859
      3485 7852 3486 7850
TIME...MOT...LOC 0051Z 253DEG 18KT 3479 7847 

$$

21

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 8:23 PM EDTSpecial Weather StatementILMBladen52 min
May 29, 8:24 PM EDTSpecial Weather StatementILMBladen51 min
May 29, 9:14 PM EDTSpecial Weather StatementILMBladen61 min
May 30, 12:09 AM EDTSpecial Marine WarningILM36 min
May 30, 3:34 PM EDTCoastal Flood AdvisoryILMNew Hanover11 hr

Nearby

Severe Thunderstorm Warnings in North 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.