Alert archive / North Carolina / Tornado Warnings in 2023

Tornado Warning 9, NWS Wilmington, NC

August 30, 2023Brunswick County, North Carolina

NWS Wilmington, NC issued this tornado warning at Aug 30, 2023, 6:14 PM EDT for Brunswick 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: Aug 30, 2023, 6:14 PM EDT (22:14 UTC)
Expired: Aug 30, 2023, 6:45 PM EDT
In force: 31 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Brunswick County, NC

The radar

The Wilmington radar (KLTX), 30 km from the middle of the area, began a volume at 22:12 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 30, 10:51 AM EDT	Tornado Watch	SPC	11 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 10.2 hours before the alert went out and 146 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: 633 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 889 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 25 m²/s²
0-3 km storm-relative helicity: 51 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.0

Open this sounding in Storm Lab

The text

As transmitted.

663 
WFUS52 KILM 302214
TORILM
NCC019-302245-
/O.NEW.KILM.TO.W.0009.230830T2214Z-230830T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Wilmington NC
614 PM EDT Wed Aug 30 2023

The National Weather Service in Wilmington has issued a

* Tornado Warning for...
  Southeastern Brunswick County in southeastern North Carolina...

* Until 645 PM EDT.
    
* At 614 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over St. James, or over Yaupon Beach, moving northwest
  at 15 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  St. James around 620 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Bolivia, Varnamtown, Brunswick Novant Medical Center, and Dosher
Memorial Hospital.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3389 7803 3391 7812 3391 7821 3401 7831
      3412 7809 3393 7799
TIME...MOT...LOC 2214Z 140DEG 15KT 3394 7809 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

RJB

2 follow-up statements

200 
WWUS52 KILM 302230
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
630 PM EDT Wed Aug 30 2023

NCC019-302245-
/O.CON.KILM.TO.W.0009.000000T0000Z-230830T2245Z/
Brunswick NC-
630 PM EDT Wed Aug 30 2023

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR
SOUTHEASTERN BRUNSWICK COUNTY...
    
At 629 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Boiling Spring Lakes, or 7 miles north of Oak
Island, moving north at 30 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Boiling Spring Lakes and Mill Creek around 635 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Bolivia and Brunswick Novant Medical Center.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3397 7801 3394 7817 3403 7827 3412 7809
TIME...MOT...LOC 2229Z 184DEG 24KT 3403 7810 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

RJB

630 
WWUS52 KILM 302240
SVSILM

Severe Weather Statement
National Weather Service Wilmington NC
640 PM EDT Wed Aug 30 2023

NCC019-302249-
/O.EXP.KILM.TO.W.0009.000000T0000Z-230830T2245Z/
Brunswick NC-
640 PM EDT Wed Aug 30 2023

...THE TORNADO WARNING FOR SOUTHEASTERN BRUNSWICK COUNTY WILL EXPIRE
AT 645 PM EDT...
                
The storm which prompted the warning is weakening and no longer 
appears capable of producing a tornado. Therefore, the warning will 
be allowed to expire.

A Tornado Watch remains in effect until 1000 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.

LAT...LON 3397 7801 3394 7817 3403 7827 3412 7809
TIME...MOT...LOC 2239Z 140DEG 15KT 3406 7813 

$$

RJB

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 30, 3:24 AM EDT	High Surf Advisory	ILM	Brunswick, New Hanover, Pender	30 hr
Aug 30, 5:08 AM EDT	Coastal Flood Advisory	ILM	Brunswick, New Hanover, Pender	20 hr
Aug 30, 9:44 AM EDT	River Flood Warning	ILM	Robeson	21 days
Aug 30, 9:44 AM EDT	River Flood Warning	ILM	Pender	21 days
Aug 30, 2:59 PM EDT	Special Marine Warning	ILM		61 min
Aug 30, 4:01 PM EDT	Special Marine Warning	ILM		44 min
Aug 30, 4:52 PM EDT	Special Marine Warning	ILM		53 min
Aug 30, 4:59 PM EDT	Special Marine Warning	ILM		16 min
Aug 30, 5:05 PM EDT	Special Marine Warning	ILM		40 min
Aug 30, 5:38 PM EDT	Special Marine Warning	ILM		22 min
Aug 30, 6:47 PM EDT	Tornado Warning	ILM	Brunswick	28 min
Aug 30, 6:52 PM EDT	Special Marine Warning	ILM		23 min
Aug 30, 7:00 PM EDT	Tornado Warning	ILM	Brunswick	30 min
Aug 30, 7:13 PM EDT	Tornado Warning	ILM	Brunswick	32 min
Aug 30, 7:23 PM EDT	Tornado Warning	ILM	Brunswick, New Hanover	37 min
Aug 30, 7:41 PM EDT	Areal Flood Advisory	ILM	Brunswick, Columbus, New Hanover	5 hr

Nearby

Tornado Warnings in North Carolina, 2023 Every tornado warning in 2023 Tornadoes in 2023

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.