Alert archive / North Carolina / Tornado Warnings in 2020

Tornado Warning 28, NWS Raleigh, NC

December 24, 2020Cumberland County, Sampson County, North Carolina

NWS Raleigh, NC issued this tornado warning at Dec 24, 2020, 2:59 PM EST for Cumberland County, Sampson 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
Dec 24, 2020, 2:59 PM EST (19:59 UTC)
Expired
Dec 24, 2020, 3:30 PM EST
In force
31 min
Issued by
NWS Raleigh, NC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Cumberland County, NC, Sampson County, NC

The radar

The Raleigh/Durham radar (KRAX), 69 km from the middle of the area, began a volume at 20:00 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.

IssuedProductOfficeLasted
Dec 24, 2:19 PM ESTTornado WatchSPC9 hr

The nearest sounding before it

Newport, NC (KMHX), launched 12:00Z, 8.0 hours before the alert went out and 142 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 12:00Z on 2020-12-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 12:00Z on 2020-12-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 square meters per square second.19395878Sfc1 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
35 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1064 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
230 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

237 
WFUS52 KRAH 241959
TORRAH
NCC051-163-242030-
/O.NEW.KRAH.TO.W.0028.201224T1959Z-201224T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Raleigh NC
259 PM EST Thu Dec 24 2020

The National Weather Service in Raleigh has issued a

* Tornado Warning for...
  Northern Sampson County in central North Carolina...
  Southeastern Cumberland County in central North Carolina...

* Until 330 PM EST.
    
* At 259 PM EST, a severe thunderstorm capable of producing a tornado
  was located 7 miles northeast of Ammon, or 12 miles southwest of
  Clinton, moving northeast at 45 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...
  Clinton around 315 PM EST.

Other locations impacted by this tornadic thunderstorm include
Hobbton, Salemburg, Newton Grove, Roseboro and Bushy Lake Natural
Area.

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 3485 7850 3485 7864 3526 7846 3526 7841
      3527 7835 3520 7816 3516 7816 3478 7843
TIME...MOT...LOC 1959Z 204DEG 37KT 3489 7850 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Green
1 follow-up statement
098 
WWUS52 KRAH 242007
SVSRAH

Severe Weather Statement
National Weather Service Raleigh NC
307 PM EST Thu Dec 24 2020

NCC051-242016-
/O.CAN.KRAH.TO.W.0028.000000T0000Z-201224T2030Z/
Cumberland NC-
307 PM EST Thu Dec 24 2020

...THE TORNADO WARNING FOR SOUTHEASTERN CUMBERLAND COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 1000 PM EST for central North
Carolina.

LAT...LON 3526 7846 3526 7841 3527 7835 3520 7816
      3516 7816 3488 7836 3497 7859
TIME...MOT...LOC 2006Z 204DEG 37KT 3496 7846 

$$

NCC163-242030-
/O.CON.KRAH.TO.W.0028.000000T0000Z-201224T2030Z/
Sampson NC-
307 PM EST Thu Dec 24 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EST FOR NORTHERN
SAMPSON COUNTY...
    
At 306 PM EST, a severe thunderstorm capable of producing a tornado
was located 7 miles west of Clinton, moving northeast at 45 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...
  Clinton around 315 PM EST.

Other locations impacted by this tornadic thunderstorm include
Hobbton, Salemburg, Newton Grove and Roseboro.

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 3526 7846 3526 7841 3527 7835 3520 7816
      3516 7816 3488 7836 3497 7859
TIME...MOT...LOC 2006Z 204DEG 37KT 3496 7846 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Green

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 9:24 AM ESTWind AdvisoryRAHCumberland, Edgecombe, Halifax, Johnston, Nash, Sampson and 2 more16 hr
Dec 24, 12:12 PM ESTSpecial Weather StatementRAHCumberland, Harnett, Johnston, Wake63 min
Dec 24, 1:17 PM ESTSpecial Weather StatementRAHFranklin, Granville, Johnston, Nash, Sampson, Vance and 2 more58 min
Dec 24, 2:33 PM ESTSpecial Weather StatementRAHEdgecombe, Franklin, Halifax, Johnston, Nash, Sampson and 3 more57 min
Dec 24, 2:35 PM ESTTornado WarningRAHJohnston, Sampson, Wayne40 min
Dec 24, 2:46 PM ESTTornado WarningRAHCumberland, Sampson14 min
Dec 24, 3:15 PM ESTTornado WarningRAHJohnston, Wayne18 min
Dec 24, 3:28 PM ESTTornado WarningRAHJohnston, Sampson, Wayne32 min
Dec 24, 3:37 PM ESTSpecial Weather StatementRAHWilson23 min
Dec 24, 3:45 PM ESTSevere Thunderstorm WarningRAHFranklin, Johnston, Wake30 min
Dec 24, 3:54 PM ESTTornado WarningRAHCumberland, Sampson36 min
Dec 24, 3:58 PM ESTTornado WarningRAHEdgecombe, Johnston, Nash, Wayne, Wilson32 min
Dec 24, 4:27 PM ESTSevere Thunderstorm WarningRAHEdgecombe, Halifax, Nash, Wilson64 min
Dec 24, 4:30 PM ESTSevere Thunderstorm WarningRAHJohnston, Sampson, Wayne, Wilson60 min
Dec 24, 4:50 PM ESTSpecial Weather StatementRAHSampson55 min
Dec 24, 5:36 PM ESTSpecial Weather StatementRAHEdgecombe, Halifax, Wayne54 min
Dec 24, 6:03 PM ESTAreal Flood AdvisoryRAHEdgecombe, Halifax, Nash, Wayne, Wilson3 hr

Nearby

Tornado Warnings in North Carolina, 2020Every tornado warning in 2020Tornadoes in 2020

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.