Alert archive / Virginia / Tornado Warnings in 2012

Tornado Warning 10, NWS Wakefield, VA

June 1, 2012Northampton County, Virginia

NWS Wakefield, VA issued this tornado warning at Jun 1, 2012, 8:57 PM EDT for Northampton County, Virginia. It was in force for 33 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: Jun 1, 2012, 8:57 PM EDT (00:57 UTC)
Expired: Jun 1, 2012, 9:30 PM EDT
In force: 33 min
Issued by: NWS Wakefield, VA
Area: Storm-based polygon

County Northampton County, VA

The radar

The Norfolk radar (KAKQ), 102 km from the middle of the area, began a volume at 00:59 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.

Issued	Product	Office	Lasted
Jun 1, 8:01 PM EDT	Tornado Watch	SPC	4 hr

The nearest sounding before it

Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.0 hours before the alert went out and 83 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: 1035 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 555 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 41 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.

092 
WFUS51 KAKQ 020057
TORAKQ
VAC131-020130-
/O.NEW.KAKQ.TO.W.0010.120602T0057Z-120602T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WAKEFIELD VA
857 PM EDT FRI JUN 1 2012

THE NATIONAL WEATHER SERVICE IN WAKEFIELD HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHAMPTON COUNTY IN EASTERN VIRGINIA...

* UNTIL 930 PM EDT

* AT 854 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO. THIS DANGEROUS STORM WAS LOCATED 5 MILES SOUTHWEST OF CAPE
  CHARLES...AND MOVING NORTHEAST AT 40 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  CHERITON AND BAY VIEW AROUND 905 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS DANGEROUS STORM INCLUDE OYSTER...
EASTVILLE...SIMPKINS...SMITH BEACH...MACHIPONGO AND BIRDSNEST.

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 3734 7579 3726 7591 3718 7600 3718 7601
      3725 7603 3731 7603 3733 7603 3737 7599
      3743 7599 3748 7594 3738 7575
TIME...MOT...LOC 0057Z 225DEG 34KT 3725 7606

$$

GINGRICH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 1, 8:14 PM EDT	Special Marine Warning	AKQ		46 min
Jun 1, 8:19 PM EDT	Special Weather Statement	AKQ	Lunenburg, Mecklenburg, Nottoway, Prince Edward	56 min
Jun 1, 8:21 PM EDT	Special Marine Warning	AKQ		39 min
Jun 1, 8:25 PM EDT	Special Weather Statement	AKQ	Gloucester, Isle of Wight, Mathews, Northampton, York, City of Chesapeake and 7 more	65 min
Jun 1, 8:38 PM EDT	Special Marine Warning	AKQ		82 min
Jun 1, 8:45 PM EDT	Special Weather Statement	AKQ	Caroline, Goochland, Hanover, City of Richmond	60 min
Jun 1, 9:30 PM EDT	Areal Flood Advisory	AKQ	Isle of Wight, Northampton, York, City of Chesapeake, City of Hampton, City of Newport News and 5 more	3 hr
Jun 1, 9:33 PM EDT	Special Weather Statement	AKQ	Accomack	42 min
Jun 1, 9:35 PM EDT	Special Weather Statement	AKQ	City of Chesapeake, City of Hampton, City of Norfolk, City of Portsmouth, City of Virginia Beach	55 min
Jun 1, 9:55 PM EDT	Special Marine Warning	AKQ		95 min
Jun 1, 10:13 PM EDT	Special Weather Statement	AKQ	Greensville, Sussex, City of Emporia	62 min
Jun 1, 10:34 PM EDT	Special Weather Statement	AKQ	City of Chesapeake, City of Virginia Beach	56 min
Jun 1, 11:21 PM EDT	Special Marine Warning	AKQ		54 min
Jun 2, 12:48 AM EDT	Special Weather Statement	AKQ	Northampton	57 min

Nearby

Tornado Warnings in Virginia, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.