Alert archive / Virginia / Tornado Warnings in 2011

Tornado Warning 77, NWS Wakefield, VA

September 28, 20115 counties in Virginia

NWS Wakefield, VA issued this tornado warning at Sep 28, 2011, 3:24 PM EDT for 5 counties in Virginia. It was in force for 36 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
Sep 28, 2011, 3:24 PM EDT (19:24 UTC)
Expired
Sep 28, 2011, 4:00 PM EDT
In force
36 min
Issued by
NWS Wakefield, VA
Area
Storm-based polygon

Counties City of Hampton, VA, City of Newport News, VA, City of Norfolk, VA, City of Portsmouth, VA, City of Suffolk, VA

The radar

The Norfolk radar (KAKQ), 59 km from the middle of the area, began a volume at 19:24 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
Sep 28, 3:50 PM EDTTSTM WND DMG4 N Downtown Norfolk, VALARGE OAK TREE BLOWN DOWN NEAR THE INTERSECTION OF NEWPORT AVENUE AND OXFORD STREET...NEAR GRANDBY HIGH SCHOOL. THE FALLEN TREE ALSO BROUGHT DOWN POWER LINES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 12:00Z, 7.4 hours before the alert went out and 139 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, Wallops Is Stn, VA at 12:00Z on 2011-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 600 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 12:00Z on 2011-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 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
600 J/kg
Mixed-layer CIN
-54 J/kg
Mixed-layer LCL
926 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

577 
WFUS51 KAKQ 281924
TORAKQ
VAC650-700-710-740-800-282000-
/O.NEW.KAKQ.TO.W.0077.110928T1924Z-110928T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WAKEFIELD VA
324 PM EDT WED SEP 28 2011

THE NATIONAL WEATHER SERVICE IN WAKEFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN CITY OF HAMPTON IN SOUTHEAST VIRGINIA...
  SOUTHEASTERN CITY OF NEWPORT NEWS IN SOUTHEAST VIRGINIA...
  NORTHERN CITY OF NORFOLK IN SOUTHEAST VIRGINIA...
  NORTHWESTERN CITY OF PORTSMOUTH IN SOUTHEAST VIRGINIA...
  EXTREME NORTHEASTERN CITY OF SUFFOLK IN SOUTHEAST VIRGINIA...

* UNTIL 400 PM EDT

* AT 320 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR CHURCHLAND...AND MOVING NORTHEAST AT 20 MPH.

  IN ADDITION...HAIL UP TO THE SIZE OF GOLF BALLS ARE POSSIBLE WITH  
  THIS STORM

* THIS DANGEROUS STORM WILL BE NEAR...
  NORFOLK NAVAL AIR STATION AROUND 345 PM EDT.
  WILLOUGHBY SPIT AND WARDS CORNER AROUND 350 PM EDT.
  FORT MONROE AND OCEAN VIEW AROUND 355 PM EDT.
  BUCKROE BEACH...HAMPTON AND GRAND VIEW AROUND 400 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS DANGEROUS STORM INCLUDE RALEIGH
TERRACE AND PHOEBUS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE... OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3692 7619 3686 7639 3687 7642 3684 7645
      3690 7652 3693 7648 3694 7646 3695 7645
      3709 7627 3698 7629 3695 7623 3694 7618
TIME...MOT...LOC 1923Z 235DEG 16KT 3690 7642

$$

ZIMMERMAN
3 follow-up statements
796 
WWUS51 KAKQ 281941
SVSAKQ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
341 PM EDT WED SEP 28 2011

VAC800-281951-
/O.CAN.KAKQ.TO.W.0077.000000T0000Z-110928T2000Z/
CITY OF SUFFOLK VA-
341 PM EDT WED SEP 28 2011

...THE TORNADO WARNING FOR EXTREME NORTHEASTERN CITY OF SUFFOLK
COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3692 7619 3687 7636 3697 7643 3709 7627
      3698 7629 3695 7623 3694 7618
TIME...MOT...LOC 1941Z 235DEG 16KT 3695 7634

$$

VAC650-700-710-740-282000-
/O.CON.KAKQ.TO.W.0077.000000T0000Z-110928T2000Z/
CITY OF NORFOLK VA-CITY OF HAMPTON VA-CITY OF PORTSMOUTH VA-
CITY OF NEWPORT NEWS VA-
341 PM EDT WED SEP 28 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN CITY OF
NEWPORT NEWS...NORTHWESTERN CITY OF PORTSMOUTH...SOUTHEASTERN CITY OF
HAMPTON AND NORTHERN CITY OF NORFOLK COUNTIES UNTIL 400 PM EDT...

AT 337 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR NORFOLK NAVAL AIR STATION...MOVING NORTHEAST
AT 20 MPH.

IN ADDITION...QUARTER SIZE HAIL IS POSSIBLE WITH THIS STORM.

THIS DANGEROUS STORM WILL BE NEAR...
  WILLOUGHBY SPIT AROUND 350 PM EDT.
  FORT MONROE...OCEAN VIEW AND BUCKROE BEACH AROUND 355 PM EDT.
  HAMPTON AND GRAND VIEW AROUND 400 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS DANGEROUS STORM INCLUDE PHOEBUS AND
HALLWOOD.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3692 7619 3687 7636 3697 7643 3709 7627
      3698 7629 3695 7623 3694 7618
TIME...MOT...LOC 1941Z 235DEG 16KT 3695 7634

$$

ZIMMERMAN
765 
WWUS51 KAKQ 281952
SVSAKQ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
352 PM EDT WED SEP 28 2011

VAC650-700-740-282001-
/O.CAN.KAKQ.TO.W.0077.000000T0000Z-110928T2000Z/
CITY OF HAMPTON VA-CITY OF PORTSMOUTH VA-CITY OF NEWPORT NEWS VA-
352 PM EDT WED SEP 28 2011

...THE TORNADO WARNING FOR SOUTHEASTERN CITY OF NEWPORT NEWS...
NORTHWESTERN CITY OF PORTSMOUTH AND SOUTHEASTERN CITY OF HAMPTON
COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA.

LAT...LON 3692 7619 3689 7628 3696 7632 3698 7629
      3695 7623 3694 7618
TIME...MOT...LOC 1951Z 235DEG 16KT 3698 7629

$$

VAC710-282000-
/O.CON.KAKQ.TO.W.0077.000000T0000Z-110928T2000Z/
CITY OF NORFOLK VA-
352 PM EDT WED SEP 28 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN CITY OF NORFOLK
COUNTY UNTIL 400 PM EDT...

AT 350 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED NEAR WILLOUGHBY SPIT...OR NEAR FORT MONROE...MOVING
NORTHEAST AT 20 MPH.

IN ADDITION...QUARTER SIZE HAIL IS POSSIBLE WITH THIS STORM.

THIS DANGEROUS STORM WILL AFFECT MAINLY PORTIONS OF NORTHERN CITY OF 
NORFOLK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3692 7619 3689 7628 3696 7632 3698 7629
      3695 7623 3694 7618
TIME...MOT...LOC 1951Z 235DEG 16KT 3698 7629

$$

ZIMMERMAN
831 
WWUS51 KAKQ 282000
SVSAKQ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WAKEFIELD VA
400 PM EDT WED SEP 28 2011

VAC710-282009-
/O.EXP.KAKQ.TO.W.0077.000000T0000Z-110928T2000Z/
CITY OF NORFOLK VA-
400 PM EDT WED SEP 28 2011

...THE TORNADO WARNING FOR NORTHERN CITY OF NORFOLK COUNTY WILL
EXPIRE AT 400 PM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA AND IS NOW MOVING OVER THE CHESAPEAKE BAY.

LAT...LON 3692 7619 3689 7628 3696 7632 3698 7629
      3695 7623 3694 7618
TIME...MOT...LOC 1959Z 235DEG 16KT 3700 7625

$$

ZIMMERMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 8:22 PM EDTSpecial Weather StatementAKQCity of Emporia53 min
Sep 27, 8:27 PM EDTSpecial Weather StatementAKQCharles City, Henrico, King William, New Kent, Prince George, City of Colonial Heights and 2 more53 min
Sep 27, 8:50 PM EDTSpecial Weather StatementAKQSussex30 min
Sep 27, 9:26 PM EDTSpecial Weather StatementAKQCharles City, James City, Prince George, Southampton, Surry, Sussex and 1 more59 min
Sep 28, 12:00 AM EDTSpecial Weather StatementAKQSouthampton, City of Franklin60 min
Sep 28, 12:50 AM EDTSpecial Weather StatementAKQCity of Chesapeake, City of Portsmouth, City of Suffolk55 min
Sep 28, 2:55 AM EDTAreal Flood AdvisoryAKQCumberland, Lunenburg, Mecklenburg, Nottoway, Prince Edward2 hr
Sep 28, 3:11 AM EDTSpecial Weather StatementAKQFluvanna64 min
Sep 28, 3:37 AM EDTAreal Flood AdvisoryAKQAmelia, Brunswick, Chesterfield, Cumberland, Dinwiddie, Fluvanna and 5 more113 min
Sep 28, 3:52 AM EDTAreal Flood AdvisoryAKQBrunswick, Dinwiddie, Greensville, Mecklenburg2 hr
Sep 28, 4:39 AM EDTAreal Flood AdvisoryAKQCaroline, Charles City, Chesterfield, Dinwiddie, Goochland, Hanover and 6 more111 min
Sep 28, 4:55 AM EDTSpecial Weather StatementAKQGreensville, Prince George, Sussex, City of Emporia, City of Hopewell, City of Petersburg65 min
Sep 28, 7:01 AM EDTSpecial Weather StatementAKQLancaster, Middlesex, Northumberland, Richmond, Westmoreland44 min
Sep 28, 1:36 PM EDTSpecial Weather StatementAKQSouthampton, City of Franklin39 min
Sep 28, 2:19 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, Southampton, City of Suffolk41 min
Sep 28, 2:37 PM EDTSpecial Weather StatementAKQCity of Franklin43 min
Sep 28, 2:57 PM EDTSevere Thunderstorm WarningAKQIsle of Wight, City of Chesapeake, City of Hampton, City of Newport News, City of Norfolk, City of Portsmouth and 1 more48 min
Sep 28, 3:06 PM EDTSpecial Weather StatementAKQIsle of Wight39 min
Sep 28, 3:20 PM EDTSpecial Marine WarningAKQ55 min
Sep 28, 3:31 PM EDTSpecial Marine WarningAKQ59 min
Sep 28, 3:43 PM EDTSpecial Weather StatementAKQIsle of Wight42 min
Sep 28, 4:28 PM EDTSpecial Marine WarningAKQ92 min
Sep 28, 4:46 PM EDTSpecial Weather StatementAKQCity of Chesapeake59 min
Sep 28, 4:52 PM EDTSpecial Weather StatementAKQNorthampton, City of Norfolk23 min
Sep 28, 5:15 PM EDTAreal Flood AdvisoryAKQCity of Chesapeake, City of Norfolk, City of Portsmouth, City of Virginia Beach2 hr
Sep 28, 5:27 PM EDTSpecial Weather StatementAKQCity of Virginia Beach63 min
Sep 28, 5:37 PM EDTFlash Flood WarningAKQCity of Virginia Beach3 hr
Sep 28, 5:45 PM EDTSpecial Weather StatementAKQCity of Chesapeake, City of Virginia Beach45 min
Sep 28, 6:01 PM EDTSpecial Marine WarningAKQ89 min
Sep 28, 6:06 PM EDTTornado WarningAKQCity of Virginia Beach24 min
Sep 28, 6:16 PM EDTSpecial Marine WarningAKQ89 min
Sep 28, 6:25 PM EDTSpecial Weather StatementAKQCity of Virginia Beach50 min

Nearby

Tornado Warnings in Virginia, 2011Every tornado warning in 2011Tornadoes in 2011

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.