Alert archive / Virginia / Tornado Warnings in 2016

Tornado Warning 3, NWS Blacksburg, VA

February 24, 20164 counties in Virginia

NWS Blacksburg, VA issued this tornado warning at Feb 24, 2016, 3:15 PM EST for 4 counties in Virginia. It was in force for 30 min. 1 report 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
Feb 24, 2016, 3:15 PM EST (20:15 UTC)
Expired
Feb 24, 2016, 3:45 PM EST
In force
30 min
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.25 in

Counties Campbell County, VA, Charlotte County, VA, Halifax County, VA, Pittsylvania County, VA

The radar

The Roanoke radar (KFCX), 110 km from the middle of the area, began a volume at 20:17 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

TimeReportWhereRemark
Feb 24, 3:25 PM ESTHAIL 1.51 S Leda, VAALSO MENTIONED SEVERAL 3-4 IN BRANCHES DOWN AROUND PROPERTY.

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.

IssuedProductOfficeLasted
Feb 24, 1:46 PM ESTTornado WatchSPC9 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 8.3 hours before the alert went out and 57 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, Roanoke, VA at 12:00Z on 2016-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Roanoke, VA at 12:00Z on 2016-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 828 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
465 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
828 m²/s²
0-3 km storm-relative helicity
913 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

735 
WFUS51 KRNK 242015
TORRNK
VAC031-037-083-143-242045-
/O.NEW.KRNK.TO.W.0003.160224T2015Z-160224T2045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
315 PM EST WED FEB 24 2016

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* TORNADO WARNING FOR...
  WEST CENTRAL CHARLOTTE COUNTY IN SOUTH CENTRAL VIRGINIA...
  EAST CENTRAL PITTSYLVANIA COUNTY IN SOUTH CENTRAL VIRGINIA...
  SOUTHEASTERN CAMPBELL COUNTY IN CENTRAL VIRGINIA...
  NORTHWESTERN HALIFAX COUNTY IN SOUTH CENTRAL VIRGINIA...

* UNTIL 345 PM EST
    
* AT 314 PM EST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER RIDGEWAY...MOVING NORTHEAST AT 40 MPH.

  HAZARD...TORNADO AND HALF DOLLAR 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...
  LEDA AROUND 330 PM EST.
  CODY AROUND 335 PM EST.
  NATHALIE AND CRYSTAL HILL AROUND 340 PM EST.

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.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF HAIL OF ANY
SIZE...AS WELL AS ANY REPORTS OF WIND DAMAGE...INCLUDING DOWNED TREES
OR LARGE LIMBS...TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE
AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS AND PICTURES CAN ALSO BE
SHARED ON THE NATIONAL WEATHER SERVICE BLACKSBURG FACEBOOK PAGE AND
ON TWITTER.

&&

LAT...LON 3663 7915 3681 7932 3717 7899 3690 7870
TIME...MOT...LOC 2014Z 229DEG 33KT 3679 7918 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

KK
1 follow-up statement
761 
WWUS51 KRNK 242046
SVSRNK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
346 PM EST WED FEB 24 2016

VAC031-037-083-143-242055-
/O.EXP.KRNK.TO.W.0003.000000T0000Z-160224T2045Z/
CHARLOTTE VA-PITTSYLVANIA VA-CAMPBELL VA-HALIFAX VA-
346 PM EST WED FEB 24 2016

...THE TORNADO WARNING FOR 
WEST CENTRAL CHARLOTTE...EAST CENTRAL PITTSYLVANIA...SOUTHEASTERN
CAMPBELL AND NORTHWESTERN HALIFAX COUNTIES HAS EXPIRED...
    
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY
AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 PM EST FOR NORTH CENTRAL
NORTH CAROLINA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 900 PM
EST FOR SOUTH CENTRAL VIRGINIA.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF HAIL OF ANY
SIZE...AS WELL AS ANY REPORTS OF WIND DAMAGE...INCLUDING DOWNED TREES
OR LARGE LIMBS...TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE
AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS AND PICTURES CAN ALSO BE
SHARED ON THE NATIONAL WEATHER SERVICE BLACKSBURG FACEBOOK PAGE AND
ON TWITTER.

LAT...LON 3663 7915 3681 7932 3717 7899 3690 7870
TIME...MOT...LOC 2042Z 229DEG 33KT 3679 7918 

$$

KK

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 24, 11:02 AM ESTRiver Flood WarningRNKCharlotte, Halifax67 hr
Feb 24, 11:02 AM ESTRiver Flood WarningRNKHalifax3 days
Feb 24, 11:34 AM ESTSpecial Weather StatementRNKCarroll, City of Galax56 min
Feb 24, 12:37 PM ESTSevere Thunderstorm WarningRNKCarroll, Floyd, Patrick53 min
Feb 24, 12:57 PM ESTSevere Thunderstorm WarningRNKFloyd, Franklin, Giles, Montgomery, Pulaski, Roanoke and 2 more32 min
Feb 24, 1:12 PM ESTSpecial Weather StatementRNKHenry33 min
Feb 24, 1:37 PM ESTSevere Thunderstorm WarningRNKFranklin, Henry, Patrick, Pittsylvania, City of Martinsville53 min
Feb 24, 1:55 PM ESTSevere Thunderstorm WarningRNKPittsylvania65 min
Feb 24, 2:03 PM ESTSpecial Weather StatementRNKBedford, Franklin27 min
Feb 24, 2:26 PM ESTSpecial Weather StatementRNKAmherst, Bedford, Rockbridge, City of Buena Vista, City of Lexington, City of Lynchburg34 min
Feb 24, 2:26 PM ESTSevere Thunderstorm WarningRNKHalifax, Henry, Pittsylvania, City of Danville64 min
Feb 24, 2:41 PM ESTTornado WarningRNKPittsylvania, City of Danville34 min
Feb 24, 2:54 PM ESTTornado WarningRNKHalifax, Pittsylvania, City of Danville36 min
Feb 24, 3:08 PM ESTSevere Thunderstorm WarningRNKAmherst, Appomattox, Campbell, Charlotte, Halifax, City of Lynchburg67 min
Feb 24, 3:27 PM ESTTornado WarningRNKAppomattox, Campbell33 min
Feb 24, 3:39 PM ESTSevere Thunderstorm WarningRNKAppomattox, Buckingham66 min
Feb 24, 3:43 PM ESTTornado WarningRNKAppomattox, Campbell, Charlotte32 min
Feb 24, 3:45 PM ESTTornado WarningRNKAppomattox, Buckingham30 min
Feb 24, 3:52 PM ESTSevere Thunderstorm WarningRNKCharlotte, Halifax53 min
Feb 24, 4:13 PM ESTTornado WarningRNKCharlotte, Halifax32 min
Feb 24, 4:34 PM ESTSevere Thunderstorm WarningRNKCharlotte, Halifax24 min

Nearby

Tornado Warnings in Virginia, 2016Every tornado warning in 2016Tornadoes in 2016

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.