Alert archive / Virginia / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 21, NWS Wakefield, VA

April 19, 201311 counties in Virginia; Northampton County, North Carolina

NWS Wakefield, VA issued this severe thunderstorm warning at Apr 19, 2013, 7:37 PM EDT for 11 counties in Virginia; Northampton County, North Carolina. It was in force for 53 min. 3 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: Apr 19, 2013, 7:37 PM EDT (23:37 UTC)
Expired: Apr 19, 2013, 8:30 PM EDT
In force: 53 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Northampton County, NC, Brunswick County, VA, Charles City County, VA, City of Emporia, VA, City of Petersburg, VA, Dinwiddie County, VA, Greensville County, VA, James City County, VA, Prince George County, VA, Southampton County, VA, Surry County, VA, Sussex County, VA

The radar

The Norfolk radar (KAKQ), 31 km from the middle of the area, began a volume at 23:38 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
Apr 19, 7:50 PM EDT	TSTM WND DMG	Henrico, NC	TREES DOWN. POWER OUTAGES DUE TO TREES ON POWERLINES.
Apr 19, 8:14 PM EDT	TSTM WND DMG	White City, VA	TREES DOWN AND SNAPPED ARCOSS THE NORTHWEST SIDE OF EMPORIA.
Apr 19, 8:18 PM EDT	TSTM WND DMG	Seaboard, NC	LIGHT POLE DOWN

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
Apr 19, 2:31 PM EDT	Tornado Watch	SPC	7 hr
Apr 19, 6:27 PM EDT	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 11.6 hours before the alert went out and 194 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: 105 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 491 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 250 m²/s²
0-3 km storm-relative helicity: 333 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

738 
WUUS51 KAKQ 192337
SVRAKQ
NCC131-VAC025-036-053-081-095-149-175-181-183-595-730-200030-
/O.NEW.KAKQ.SV.W.0021.130419T2337Z-130420T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WAKEFIELD VA
737 PM EDT FRI APR 19 2013

THE NATIONAL WEATHER SERVICE IN WAKEFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN NORTHAMPTON COUNTY IN NORTHEAST NORTH CAROLINA...
  SOUTHEASTERN BRUNSWICK COUNTY IN SOUTH CENTRAL VIRGINIA...
  SOUTHEASTERN CHARLES CITY COUNTY IN EAST CENTRAL VIRGINIA...
  EASTERN DINWIDDIE COUNTY IN SOUTH CENTRAL VIRGINIA...
  GREENSVILLE COUNTY IN SOUTH CENTRAL VIRGINIA...
  CENTRAL JAMES CITY COUNTY IN SOUTHEAST VIRGINIA...
  PRINCE GEORGE COUNTY IN SOUTH CENTRAL VIRGINIA...
  SOUTHAMPTON COUNTY IN SOUTHEAST VIRGINIA...
  SURRY COUNTY IN SOUTHEAST VIRGINIA...
  SUSSEX COUNTY IN SOUTHEAST VIRGINIA...
  CITY OF EMPORIA IN SOUTHEAST VIRGINIA...
  CITY OF PETERSBURG IN SOUTH CENTRAL VIRGINIA...

* UNTIL 830 PM EDT

* AT 734 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM PETERSBURG TO LITTLETON...AND MOVING EAST AT 40 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  PURDY AROUND 745 PM EDT.
  RADIUM...PRINCE GEORGE...BARLEY AND CARSON AROUND 750 PM EDT.
  GASTON...STONY CREEK AND JARRATT AROUND 800 PM EDT.
  GARYSVILLE...DISPUTANTA AND EMPORIA AROUND 805 PM EDT.
  DAHLIA AROUND 810 PM EDT.
  SEABOARD...SUSSEX AND GREEN PLAIN AROUND 815 PM EDT.

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
PLEASANT SHADE...RICHARD BLAND COLLEGE...REAMS...TRIPLET...ANTE...
VULTARE...NEW BOHEMIA...FIELDS CROSSROADS...BUFFORD CROSSROADS AND
TEMPLETON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3718 7752 3742 7670 3737 7671 3736 7675
      3732 7673 3654 7710 3645 7764 3648 7765
      3650 7789 3654 7792 3654 7795
TIME...MOT...LOC 2337Z 251DEG 32KT 3721 7741 3648 7791
WIND...HAIL 60MPH <.75IN

$$

ZIMMERMAN

2 follow-up statements

824 
WWUS51 KAKQ 200006
SVSAKQ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
806 PM EDT FRI APR 19 2013

NCC131-VAC025-036-053-081-095-149-175-181-183-595-730-200030-
/O.CON.KAKQ.SV.W.0021.000000T0000Z-130420T0030Z/
NORTHAMPTON NC-PRINCE GEORGE VA-SOUTHAMPTON VA-SUSSEX VA-
CITY OF EMPORIA VA-CITY OF PETERSBURG VA-GREENSVILLE VA-DINWIDDIE VA-
BRUNSWICK VA-CHARLES CITY VA-JAMES CITY VA-SURRY VA-
806 PM EDT FRI APR 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SURRY...
CENTRAL JAMES CITY...SOUTHEASTERN CHARLES CITY...SOUTHEASTERN
BRUNSWICK...EASTERN DINWIDDIE...GREENSVILLE...CITY OF PETERSBURG...
CITY OF EMPORIA...SUSSEX...SOUTHAMPTON...PRINCE GEORGE AND NORTHERN
NORTHAMPTON COUNTIES UNTIL 830 PM EDT...

AT 805 PM EDT...A LINE OF SEVERE THUNDERSTORMS WAS REPORTED...
PRODUCING  DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE 
LOCATED ALONG A LINE EXTENDING FROM SOUTH OF PETERSBURG TO 
JARRATT...EMPORIA AND DAHLIA...MOVING EAST AT 35 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  SEABOARD AND DAHLIA AROUND 815 PM EDT.
  GREEN PLAIN...CLARESVILLE AND DISPUTANTA AROUND 820 PM EDT.
  GARYSVILLE AND SUSSEX AROUND 825 PM EDT.
  BURROWSVILLE...HOMEVILLE...CABIN POINT AND WAVERLY AROUND 830 PM
  EDT.

OTHER LOCATIONS IMPACTED BY SEVERE THUNDERSTORMS INCLUDE PRINCE
GEORGE GOLF...EMPORIA AIRPORT...MASON...GRIZZARD...BRYANTS CORNER...
YALE...HILDA...GRAY...BOOKER AND ADAMS GROVE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3718 7752 3742 7670 3737 7671 3736 7675
      3732 7673 3654 7710 3645 7764 3648 7765
      3650 7789 3654 7792 3654 7795
TIME...MOT...LOC 0006Z 252DEG 30KT 3715 7732 3659 7762
WIND...HAIL 60MPH <.75IN

$$

JO

830 
WWUS51 KAKQ 200024
SVSAKQ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
824 PM EDT FRI APR 19 2013

VAC025-053-595-730-200032-
/O.CAN.KAKQ.SV.W.0021.000000T0000Z-130420T0030Z/
CITY OF EMPORIA VA-CITY OF PETERSBURG VA-DINWIDDIE VA-BRUNSWICK VA-
824 PM EDT FRI APR 19 2013

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BRUNSWICK...
EASTERN DINWIDDIE...CITY OF PETERSBURG AND CITY OF EMPORIA COUNTIES
IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3723 7729 3742 7670 3737 7671 3736 7675
      3732 7673 3655 7709 3655 7716 3652 7718
      3649 7747
TIME...MOT...LOC 0022Z 252DEG 30KT 3733 7701 3694 7724
          3654 7730

$$

NCC131-VAC036-081-095-149-175-181-183-200030-
/O.CON.KAKQ.SV.W.0021.000000T0000Z-130420T0030Z/
NORTHAMPTON NC-PRINCE GEORGE VA-SOUTHAMPTON VA-SUSSEX VA-
GREENSVILLE VA-CHARLES CITY VA-JAMES CITY VA-SURRY VA-
824 PM EDT FRI APR 19 2013

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SURRY...
CENTRAL JAMES CITY...SOUTHEASTERN CHARLES CITY...SOUTHEASTERN
GREENSVILLE...SUSSEX...SOUTHAMPTON...PRINCE GEORGE AND NORTHEASTERN
NORTHAMPTON COUNTIES UNTIL 830 PM EDT...

AT 818 PM EDT...A LINE OF SEVERE THUNDERSTORMS WAS REPORTED...
PRODUCING  DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE 
LOCATED ALONG A LINE EXTENDING FROM CHARLES CITY TO SUSSEX TO 
MARGARETTSVILLE...MOVING EAST AT 40 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  WAVERLY...BOYKINS...RUSTIC AND CLAREMONT AROUND 830 PM EDT.

OTHER LOCATIONS IMPACTED BY SEVERE THUNDERSTORMS INCLUDE CAPRON...
MOUNT AIRY...SHILOH...LITTLETON...SAVEDGE...GWALTNEY CORNER...SPRING
GROVE...SEBRELL...CARSLEY AND WARREN MILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF 
YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT 
DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3723 7729 3742 7670 3737 7671 3736 7675
      3732 7673 3655 7709 3655 7716 3652 7718
      3649 7747
TIME...MOT...LOC 0022Z 252DEG 30KT 3733 7701 3694 7724
          3654 7730
WIND...HAIL 60MPH <.75IN

$$

JO

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 19, 4:26 PM EDT	Special Weather Statement	AKQ	Mecklenburg	49 min
Apr 19, 4:37 PM EDT	Tornado Warning	AKQ	Mecklenburg	23 min
Apr 19, 4:57 PM EDT	Tornado Warning	AKQ	Mecklenburg	33 min
Apr 19, 5:23 PM EDT	Tornado Warning	AKQ	Brunswick, Dinwiddie, Lunenburg, Mecklenburg	37 min
Apr 19, 5:25 PM EDT	Severe Thunderstorm Warning	AKQ	Cumberland, Fluvanna, Prince Edward	35 min
Apr 19, 5:38 PM EDT	Severe Thunderstorm Warning	AKQ	Lunenburg, Mecklenburg, Prince Edward	52 min
Apr 19, 5:54 PM EDT	Severe Thunderstorm Warning	AKQ	Amelia, Cumberland, Fluvanna, Goochland, Louisa, Powhatan	51 min
Apr 19, 5:58 PM EDT	Severe Thunderstorm Warning	AKQ	Brunswick, Chesterfield, Dinwiddie, Prince George, City of Colonial Heights, City of Petersburg	47 min
Apr 19, 6:05 PM EDT	Severe Thunderstorm Warning	AKQ	Amelia, Chesterfield, Dinwiddie, Lunenburg, Nottoway, Powhatan	40 min
Apr 19, 6:09 PM EDT	Severe Thunderstorm Warning	AKQ	Brunswick, Dinwiddie, Nottoway	36 min
Apr 19, 6:23 PM EDT	Severe Thunderstorm Warning	AKQ	Caroline, Goochland, Hanover, Henrico, King William, Louisa and 2 more	52 min
Apr 19, 6:27 PM EDT	Severe Thunderstorm Warning	AKQ	Brunswick, Lunenburg, Mecklenburg, Nottoway	33 min
Apr 19, 6:32 PM EDT	Severe Thunderstorm Warning	AKQ	Charles City, Chesterfield, Dinwiddie, Henrico, James City, New Kent and 4 more	43 min
Apr 19, 6:36 PM EDT	Severe Thunderstorm Warning	AKQ	Chesterfield, Dinwiddie, Prince George, City of Colonial Heights, City of Hopewell, City of Petersburg	39 min
Apr 19, 6:48 PM EDT	Severe Thunderstorm Warning	AKQ	Caroline, Essex, King and Queen, King William	42 min
Apr 19, 6:57 PM EDT	Severe Thunderstorm Warning	AKQ	Amelia, Brunswick, Chesterfield, Dinwiddie, Greensville, Lunenburg and 2 more	48 min
Apr 19, 7:09 PM EDT	Severe Thunderstorm Warning	AKQ	Essex, King and Queen, King William, Richmond, Westmoreland	51 min
Apr 19, 7:12 PM EDT	Severe Thunderstorm Warning	AKQ	Charles City, Chesterfield, Henrico, James City, King and Queen, King William and 3 more	48 min
Apr 19, 7:31 PM EDT	Severe Thunderstorm Warning	AKQ	Chesterfield, Essex, Hanover, Henrico, King and Queen, King William and 5 more	44 min
Apr 19, 7:54 PM EDT	Severe Thunderstorm Warning	AKQ	Essex, Gloucester, King and Queen, Lancaster, Middlesex, Northumberland and 1 more	51 min
Apr 19, 7:59 PM EDT	Tornado Warning	AKQ	Greensville, Southampton, Sussex, City of Emporia	31 min

Nearby

Severe Thunderstorm Warnings in Virginia, 2013 Severe Thunderstorm Warnings in North Carolina, 2013 Every severe thunderstorm warning in 2013

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.