Alert archive / North Carolina / Tornado Warnings in 2021

Tornado Warning 27, NWS Wakefield, VA

August 1, 2021Chowan County, Perquimans County, North Carolina

NWS Wakefield, VA issued this tornado warning at Aug 1, 2021, 11:48 AM EDT for Chowan County, Perquimans County, North Carolina. It was in force for 27 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 1, 2021, 11:48 AM EDT (15:48 UTC)
Expired
Aug 1, 2021, 12:15 PM EDT
In force
27 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Chowan County, NC, Perquimans County, NC

The radar

The Norfolk radar (KAKQ), 106 km from the middle of the area, began a volume at 15:48 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 12:00Z, 3.8 hours before the alert went out and 148 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 2021-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 756 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 2021-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.1939Sfc1 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
756 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.4

Open this sounding in Storm Lab

The text

As transmitted.

758 
WFUS51 KAKQ 011548
TORAKQ
NCC041-143-011615-
/O.NEW.KAKQ.TO.W.0027.210801T1548Z-210801T1615Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Wakefield VA
1148 AM EDT Sun Aug 1 2021

The National Weather Service in Wakefield has issued a

* Tornado Warning for...
  Southwestern Perquimans County in northeastern North Carolina...
  Chowan County in northeastern North Carolina...

* Until 1215 PM EDT.
    
* At 1148 AM EDT, a severe thunderstorm capable of producing a
  tornado was located over Colerain, or 7 miles southwest of Ryland,
  moving southeast at 35 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...
  Tyner around 1155 AM EDT.
  Valhalla around 1200 PM EDT.
  Hertford and Winfall around 1215 PM EDT.

Other locations impacted by this tornadic thunderstorm include Smalls
Crossroads, Mavaton, Arrowhead Beach, Saint Johns, Mill Crossroads,
Hancock, Center Hill, Yeopim Station, Beach Springs and Light Nixon
Fork.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

Please report severe weather by calling 757-899-2415, posting to the
NWS Wakefield Facebook page, or using Twitter @NWSWAKEFIELDVA.

&&

LAT...LON 3604 7660 3606 7662 3605 7662 3606 7663
      3605 7663 3606 7664 3609 7671 3615 7674
      3620 7673 3626 7669 3623 7638 3604 7645
      3602 7647 3601 7651
TIME...MOT...LOC 1548Z 293DEG 29KT 3620 7674 

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

$$

Butner
2 follow-up statements
507 
WWUS51 KAKQ 011600
SVSAKQ

Severe Weather Statement
National Weather Service Wakefield VA
1200 PM EDT Sun Aug 1 2021

NCC041-143-011615-
/O.CON.KAKQ.TO.W.0027.000000T0000Z-210801T1615Z/
Perquimans NC-Chowan NC-
1200 PM EDT Sun Aug 1 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1215 PM EDT FOR
SOUTHWESTERN PERQUIMANS AND CHOWAN COUNTIES...
    
At 1200 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Valhalla, or near Ryland, moving east at 40 mph.

HAZARD...Tornado and quarter size hail.

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...
  Winfall around 1210 PM EDT.
  Hertford around 1215 PM EDT.

Other locations impacted by this tornadic thunderstorm include Smalls
Crossroads, Mavaton, Arrowhead Beach, Saint Johns, Mill Crossroads,
Hancock, Center Hill, Yeopim Station, Beach Springs and Light Nixon
Fork.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3604 7660 3606 7662 3605 7662 3606 7663
      3605 7663 3606 7664 3609 7671 3615 7674
      3620 7673 3626 7669 3623 7638 3604 7645
      3602 7647 3601 7651
TIME...MOT...LOC 1600Z 277DEG 33KT 3618 7660 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Butner
971 
WWUS51 KAKQ 011612
SVSAKQ

Severe Weather Statement
National Weather Service Wakefield VA
1212 PM EDT Sun Aug 1 2021

NCC041-143-011622-
/O.EXP.KAKQ.TO.W.0027.000000T0000Z-210801T1615Z/
Perquimans NC-Chowan NC-
1212 PM EDT Sun Aug 1 2021

...THE TORNADO WARNING FOR SOUTHWESTERN PERQUIMANS AND CHOWAN
COUNTIES WILL EXPIRE AT 1215 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

LAT...LON 3604 7660 3606 7662 3605 7662 3606 7663
      3605 7663 3606 7664 3609 7671 3615 7674
      3620 7673 3626 7669 3623 7638 3604 7645
      3602 7647 3601 7651
TIME...MOT...LOC 1612Z 293DEG 29KT 3614 7650 

$$

Butner

The office that day

Everything else NWS Wakefield, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 1, 9:28 AM EDTSpecial Weather StatementAKQNorthampton47 min
Aug 1, 9:44 AM EDTSpecial Weather StatementAKQGates46 min
Aug 1, 10:09 AM EDTSpecial Weather StatementAKQGates51 min
Aug 1, 10:18 AM EDTSpecial Weather StatementAKQNorthampton42 min
Aug 1, 10:19 AM EDTSpecial Weather StatementAKQPasquotank41 min
Aug 1, 10:27 AM EDTSevere Thunderstorm WarningAKQCamden, Currituck, Gates, Pasquotank, Perquimans63 min
Aug 1, 10:43 AM EDTTornado WarningAKQCamden, Currituck, Pasquotank47 min
Aug 1, 11:07 AM EDTSevere Thunderstorm WarningAKQCamden, Currituck, Pasquotank, Perquimans53 min
Aug 1, 11:10 AM EDTTornado WarningAKQPasquotank, Perquimans35 min
Aug 1, 11:14 AM EDTTornado WarningAKQCamden, Currituck61 min
Aug 1, 11:17 AM EDTSevere Thunderstorm WarningAKQBertie, Chowan, Gates, Hertford43 min
Aug 1, 11:24 AM EDTTornado WarningAKQBertie, Chowan, Hertford36 min
Aug 1, 11:27 AM EDTTornado WarningAKQCamden, Pasquotank48 min
Aug 1, 12:09 PM EDTSevere Thunderstorm WarningAKQCamden, Currituck, Pasquotank, Perquimans36 min
Aug 1, 12:11 PM EDTSevere Thunderstorm WarningAKQCamden, Chowan, Pasquotank, Perquimans49 min
Aug 1, 12:15 PM EDTAreal Flood AdvisoryAKQCamden, Currituck, Pasquotank3 hr
Aug 1, 12:44 PM EDTAreal Flood AdvisoryAKQCamden, Chowan, Currituck, Pasquotank, Perquimans3 hr
Aug 1, 12:58 PM EDTSpecial Weather StatementAKQCurrituck47 min
Aug 1, 1:05 PM EDTSevere Thunderstorm WarningAKQCurrituck23 min
Aug 1, 1:53 PM EDTSpecial Weather StatementAKQChowan22 min

Nearby

Tornado Warnings in North Carolina, 2021Every tornado warning in 2021Tornadoes 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.