Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 30, NWS Wilmington, NC

June 15, 2021Brunswick County, Columbus County, North Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Jun 15, 2021, 4:12 PM EDT for Brunswick County, Columbus County, North Carolina. It was in force for 63 min. 6 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: Jun 15, 2021, 4:12 PM EDT (20:12 UTC)
Expired: Jun 15, 2021, 5:15 PM EDT
In force: 63 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Brunswick County, NC, Columbus County, NC

The radar

The Wilmington radar (KLTX), 32 km from the middle of the area, began a volume at 20:14 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
Jun 15, 4:26 PM EDT	TSTM WND DMG	6 Sse Brunswick, NC	WIND DAMAGE TO EXTERIOR WOODEN STAIRCASE LEADING UP TO A HOUSE, SWINGSET, AND TRAMPOLINE, LOCATED ALONG BOBBIES WAY OFF OF NC-130 IN WHITEVILLE. TIME OF EVENT IS RADAR ESTIMATED.
Jun 15, 4:32 PM EDT	TSTM WND DMG	6 Nne Nakina, NC	12 INCH DIAMETER PINE TREE SNAPPED ON SIDE OF NEW BRITTON HIGHWAY.
Jun 15, 4:34 PM EDT	TSTM WND DMG	6 Nne Nakina, NC	TWO HARDWOODS SNAPPED, APPROXIMATELY SIX INCH DIAMETER. A FEW LARGE LIMBS BROKEN OUT OF TREES ALSO.
Jun 15, 4:35 PM EDT	TSTM WND DMG	6 Ne Nakina, NC	ONE 12 INCH DIAMETER HARDWOOD SNAPPED, AND A FEW LARGE LIMBS BROKEN OUT OF TREES, ACROSS SNAKE ISLAND RD
Jun 15, 4:37 PM EDT	TSTM WND DMG	8 Ne Nakina, NC	FOUR PINE TREES SNAPPED, SIX TO TWELVE INCH DIAMETER. ALSO NUMEROUS LARGE LIMBS BROKEN OUT, AND PARTIAL ROOF LOSS TO TWO SMALL METAL SHEDS.
Jun 15, 4:38 PM EDT	HAIL 1	8 Ne Nakina, NC	PUBLIC REPORTED ESTIMATED HAIL SIZE AROUND 1 INCH (QUARTER SIZE) ASSOCIATED WIHT A SEVERE THUNDERSTORM OFF OF CRUSOE ISLAND ROAD.

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
Jun 15, 1:58 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 8.2 hours before the alert went out and 175 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: 1287 J/kg
Mixed-layer CIN: -82 J/kg
Mixed-layer LCL: 947 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 78 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

As transmitted.

345 
WUUS52 KILM 152012
SVRILM
NCC019-047-152115-
/O.NEW.KILM.SV.W.0030.210615T2012Z-210615T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Wilmington NC
412 PM EDT Tue Jun 15 2021

The National Weather Service in Wilmington has issued a

* Severe Thunderstorm Warning for...
  West central Brunswick County in southeastern North Carolina...
  Central Columbus County in southeastern North Carolina...

* Until 515 PM EDT.

* At 411 PM EDT, a severe thunderstorm was located near Southeastern
  Community College, or near Whiteville, moving southeast at 30 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...
  Whiteville, Chadbourn, Bethel, Lake Waccamaw, Makatoka, Freeland,
  Hallsboro, Honey Island, Nakina, Redbug, Old Dock, Mollie, Exum,
  Bughill, Sidney, Southeastern Community College, Clarendon,
  Williams, Ash and Crusoe Island.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

&&

LAT...LON 3422 7889 3439 7878 3423 7828 3397 7847
TIME...MOT...LOC 2011Z 300DEG 24KT 3428 7876 

HAIL...1.00IN
WIND...60MPH
 
$$

MORGAN

2 follow-up statements

300 
WWUS52 KILM 152036
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
436 PM EDT Tue Jun 15 2021

NCC019-047-152115-
/O.CON.KILM.SV.W.0030.000000T0000Z-210615T2115Z/
Brunswick NC-Columbus NC-
436 PM EDT Tue Jun 15 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 515 PM EDT
FOR WEST CENTRAL BRUNSWICK AND CENTRAL COLUMBUS COUNTIES...

At 436 PM EDT, a severe thunderstorm was located over Crusoe Island,
or 11 miles southeast of Whiteville, moving southeast at 30 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...
Lake Waccamaw, Makatoka, Freeland, Honey Island, Ash, Nakina, Old
Dock, Exum and Crusoe Island.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 3415 7870 3432 7857 3428 7844 3423 7828
      3399 7845
TIME...MOT...LOC 2036Z 300DEG 24KT 3419 7858 

HAIL...1.00IN
WIND...60MPH
 
$$

MORGAN

566 
WWUS52 KILM 152119
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
519 PM EDT Tue Jun 15 2021

NCC019-047-152129-
/O.EXP.KILM.SV.W.0030.000000T0000Z-210615T2115Z/
Brunswick NC-Columbus NC-
519 PM EDT Tue Jun 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL BRUNSWICK AND
CENTRAL COLUMBUS COUNTIES HAS EXPIRED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been allowed to expire.

A Severe Thunderstorm Watch remains in effect until 700 PM EDT for
southeastern North Carolina.

LAT...LON 3415 7870 3432 7857 3428 7844 3423 7828
      3399 7845
TIME...MOT...LOC 2119Z 300DEG 24KT 3406 7830 

$$

MORGAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 12:43 PM EDT	Coastal Flood Advisory	ILM	New Hanover	15 hr
Jun 15, 2:24 PM EDT	Special Marine Warning	ILM		66 min
Jun 15, 2:27 PM EDT	Special Marine Warning	ILM		63 min
Jun 15, 2:43 PM EDT	Special Marine Warning	ILM		32 min
Jun 15, 3:19 PM EDT	Special Weather Statement	ILM	Pender	26 min
Jun 15, 3:20 PM EDT	Special Marine Warning	ILM		85 min
Jun 15, 3:23 PM EDT	Special Weather Statement	ILM	New Hanover	67 min
Jun 15, 3:33 PM EDT	Special Marine Warning	ILM		57 min
Jun 15, 3:34 PM EDT	Severe Thunderstorm Warning	ILM	New Hanover, Pender	26 min
Jun 15, 4:25 PM EDT	Special Marine Warning	ILM		20 min
Jun 15, 4:31 PM EDT	Special Marine Warning	ILM		47 min
Jun 15, 4:38 PM EDT	Special Marine Warning	ILM		37 min
Jun 15, 4:50 PM EDT	Special Marine Warning	ILM		40 min
Jun 15, 5:14 PM EDT	Areal Flood Advisory	ILM	New Hanover	75 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.