Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 20, NWS Wilmington, NC

May 7, 2021Bladen County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at May 7, 2021, 9:06 AM EDT for Bladen 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: May 7, 2021, 9:06 AM EDT (13:06 UTC)
Expired: May 7, 2021, 9:31 AM EDT
In force: 25 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Bladen County, NC

The radar

The Wilmington radar (KLTX), 75 km from the middle of the area, began a volume at 13:08 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 7, 9:10 AM EDT	HAIL 1	White Lake, NC

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 1.1 hours before the alert went out and 136 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: 5 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 954 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: -127 m²/s²
0-3 km storm-relative helicity: -25 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

223 
WUUS52 KILM 071306
SVRILM
NCC017-071345-
/O.NEW.KILM.SV.W.0020.210507T1306Z-210507T1345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington NC
906 AM EDT Fri May 7 2021

The National Weather Service in Wilmington has issued a

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

* Until 945 AM EDT.

* At 906 AM EDT, a severe thunderstorm was located near Lagoon, or 8
  miles east of Elizabethtown, moving east at 20 mph.

  HAZARD...Quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Minor damage to vehicles is possible.

* Locations impacted include...
  White Lake.

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 3473 7839 3472 7838 3470 7837 3469 7835
      3468 7835 3467 7832 3465 7832 3464 7831
      3463 7832 3461 7831 3458 7827 3456 7825
      3454 7827 3460 7856 3473 7854 3475 7839
TIME...MOT...LOC 1306Z 270DEG 18KT 3463 7846 

HAIL...1.00IN
WIND...<50MPH
 
$$

VAO

1 follow-up statement

038 
WWUS52 KILM 071331
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
931 AM EDT Fri May 7 2021

NCC017-071340-
/O.CAN.KILM.SV.W.0020.000000T0000Z-210507T1345Z/
Bladen NC-
931 AM EDT Fri May 7 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BLADEN COUNTY IS
CANCELLED...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning has been cancelled.

LAT...LON 3473 7839 3472 7838 3470 7837 3469 7835
      3468 7835 3467 7832 3465 7832 3464 7831
      3463 7832 3461 7831 3458 7827 3456 7825
      3454 7827 3460 7856 3473 7854 3475 7839
TIME...MOT...LOC 1328Z 270DEG 18KT 3463 7831 

$$

VAO

The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 3:47 AM EDT	Small Craft Advisory	ILM		20 hr
May 7, 5:47 AM EDT	Special Marine Warning	ILM		28 min
May 7, 5:55 AM EDT	Special Marine Warning	ILM		20 min
May 7, 7:35 AM EDT	Special Weather Statement	ILM	Robeson	55 min
May 7, 8:13 AM EDT	Special Weather Statement	ILM	Bladen	32 min
May 7, 8:26 AM EDT	Special Weather Statement	ILM	Robeson	34 min
May 7, 8:41 AM EDT	Special Weather Statement	ILM	Bladen	64 min
May 7, 8:47 AM EDT	Severe Thunderstorm Warning	ILM	Bladen	28 min
May 7, 8:57 AM EDT	Special Weather Statement	ILM	Bladen	33 min
May 7, 9:28 AM EDT	Special Weather Statement	ILM	Bladen	47 min
May 7, 10:01 AM EDT	Special Weather Statement	ILM	New Hanover, Pender	59 min
May 7, 10:27 AM EDT	Severe Thunderstorm Warning	ILM	Brunswick, New Hanover, Pender	33 min
May 7, 10:41 AM EDT	Special Marine Warning	ILM		49 min
May 7, 11:31 AM EDT	Special Marine Warning	ILM		29 min
May 7, 3:30 PM EDT	Fire Weather Watch	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender, Robeson	15 hr
May 7, 3:44 PM EDT	Special Weather Statement	ILM	Robeson	31 min
May 7, 3:59 PM EDT	Special Weather Statement	ILM	Brunswick	61 min
May 7, 4:38 PM EDT	Special Marine Warning	ILM		37 min
May 7, 4:40 PM EDT	Special Weather Statement	ILM	New Hanover	20 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.