Alert archive / Virginia / Special Weather Statements in 2012

Special Weather Statement, NWS Blacksburg, VA

May 1, 2012Tazewell County, Virginia

NWS Blacksburg, VA issued this special weather statement at May 1, 2012, 12:34 PM EDT for Tazewell County, Virginia. It was in force for 41 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: May 1, 2012, 12:34 PM EDT (16:34 UTC)
Expired: May 1, 2012, 1:15 PM EDT
In force: 41 min
Issued by: NWS Blacksburg, VA

County Tazewell County, VA

The radar

The Roanoke radar (KFCX), 129 km from the middle of the area, began a volume at 16:33 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 4.6 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: 6 J/kg
Mixed-layer CIN: -386 J/kg
Mixed-layer LCL: 1318 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 144 m²/s²
0-3 km storm-relative helicity: 137 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.6

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this special weather statement went out at May 1, 12:17 PM EDT, 17 minutes earlier.

Area forecast discussion, May 1, 12:17 PM EDT, 17 minutes before

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Hazardous weather outlook, May 1, 7:28 AM EDT, 5 hours 6 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
728 AM EDT TUE MAY 1 2012

VAZ011-013-014-017>020-022>024-033>035-045>047-059-WVZ042>045-021130-
GILES-PULASKI-MONTGOMERY-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-
BOTETOURT-ROCKBRIDGE-FRANKLIN-BEDFORD-AMHERST-CAMPBELL-APPOMATTOX-
BUCKINGHAM-CHARLOTTE-MERCER-SUMMERS-MONROE-GREENBRIER-
728 AM EDT TUE MAY 1 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL VIRGINIA...SOUTH
CENTRAL VIRGINIA...SOUTHWEST VIRGINIA...WEST CENTRAL VIRGINIA AND
SOUTHEAST WEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ001>006-018>020-VAZ007-009-010-012-015-016-032-043-044-058-021130-
ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES-
YADKIN-TAZEWELL-SMYTH-BLAND-WYTHE-GRAYSON-CARROLL-PATRICK-HENRY-
PITTSYLVANIA-HALIFAX-
728 AM EDT TUE MAY 1 2012

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH
CAROLINA...NORTHWEST NORTH CAROLINA...SOUTH CENTRAL VIRGINIA AND
SOUTHWEST VIRGINIA.

.DAY ONE...TODAY AND TONIGHT.

THUNDERSTORMS THIS AFTERNOON AND EVENING COULD BE SEVERE...
CONTAINING LARGE HAIL AND DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Local storm report, May 1, 10:46 AM EDT, 1 hour 48 minutes before

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Special weather statement, May 1, 12:34 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1234 PM EDT TUE MAY 1 2012

VAZ007-009-010-012-011715-
BLAND VA-SMYTH VA-TAZEWELL VA-WYTHE VA-
1234 PM EDT TUE MAY 1 2012

...A STRONG THUNDERSTORM WILL AFFECT BLAND...SMYTH...TAZEWELL AND
WYTHE COUNTIES...

AT 1233 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 6 MILES SOUTHEAST
OF RICHLANDS...MOVING EAST AT 30 MPH.

WIND GUSTS TO 50 MPH AND HAIL UP TO DIME SIZE ARE POSSIBLE WITH THIS
STORM.

THIS STORM WILL BE NEAR CLIFFIELD AROUND 1240 PM...ASBERRYS AROUND
1255 PM...TAZEWELL AROUND 100 PM...NEBO AROUND 105 PM...GRATTON
AROUND 110 PM AND CERES AROUND 115 PM.

LISTEN TO NOAA WEATHER RADIO OR YOUR FAVORITE MEDIA OUTLET FOR LATER
UPDATES OR POSSIBLE WARNINGS.

LAT...LON 3710 8186 3724 8132 3690 8124 3693 8184
      3694 8184 3696 8181 3696 8179 3705 8183
      3707 8185

AMS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 9:59 PM EDT	Dense Fog Advisory	RNK	Amherst, Bedford, Botetourt, Campbell, Roanoke, Rockbridge and 5 more	9 hr
Apr 30, 11:19 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	56 min
May 1, 2:57 AM EDT	Special Weather Statement	RNK	Alleghany, City of Covington	63 min
May 1, 2:58 AM EDT	Special Weather Statement	RNK	Alleghany, Bath, City of Covington	62 min
May 1, 3:44 AM EDT	Special Weather Statement	RNK	Bath	61 min
May 1, 4:45 AM EDT	Special Weather Statement	RNK	Amherst, City of Buena Vista, City of Lexington	60 min
May 1, 4:49 AM EDT	Special Weather Statement	RNK	Bedford, City of Lynchburg	56 min
May 1, 5:46 AM EDT	Special Weather Statement	RNK	Franklin, Pittsylvania	59 min
May 1, 12:39 PM EDT	Special Weather Statement	RNK	Bland	51 min
May 1, 1:52 PM EDT	Special Weather Statement	RNK	Floyd, Montgomery, Pulaski, City of Radford	53 min
May 1, 2:12 PM EDT	Special Weather Statement	RNK	Pittsylvania	33 min
May 1, 2:19 PM EDT	Special Weather Statement	RNK	Franklin	26 min
May 1, 2:27 PM EDT	Severe Thunderstorm Warning	RNK	Bedford, Floyd, Franklin, Pittsylvania	63 min
May 1, 3:02 PM EDT	Severe Thunderstorm Warning	RNK	Franklin, Henry, Pittsylvania	58 min
May 1, 3:14 PM EDT	Severe Thunderstorm Warning	RNK	Halifax, Pittsylvania	76 min
May 1, 3:28 PM EDT	Severe Thunderstorm Warning	RNK	Franklin, Henry, Patrick, Pittsylvania, City of Martinsville	62 min
May 1, 3:49 PM EDT	Special Weather Statement	RNK	Tazewell	56 min
May 1, 3:54 PM EDT	Severe Thunderstorm Warning	RNK	Charlotte, Halifax, Pittsylvania	66 min
May 1, 5:50 PM EDT	Special Weather Statement	RNK	Patrick	55 min
May 1, 6:13 PM EDT	Special Weather Statement	RNK	Patrick	32 min
May 1, 6:18 PM EDT	Severe Thunderstorm Warning	RNK	City of Martinsville	35 min
May 1, 7:06 PM EDT	Special Weather Statement	RNK	Henry	54 min
Apr 30, 8:06 PM EDT	Special Weather Statement	RNK	Wilkes	54 min
Apr 30, 8:58 PM EDT	Special Weather Statement	RNK	Watauga	62 min
Apr 30, 9:51 PM EDT	Special Weather Statement	RNK	Wilkes	39 min
Apr 30, 10:03 PM EDT	Severe Thunderstorm Warning	RNK	Surry, Wilkes	42 min
Apr 30, 10:49 PM EDT	Severe Thunderstorm Warning	RNK	Surry	56 min
Apr 30, 11:24 PM EDT	Special Weather Statement	RNK	Rockingham	51 min
Apr 30, 11:50 PM EDT	Special Weather Statement	RNK	Stokes	40 min
May 1, 12:01 AM EDT	Special Weather Statement	RNK	Stokes	44 min
May 1, 2:30 PM EDT	Special Weather Statement	RNK	Surry	30 min
May 1, 2:37 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry	43 min
May 1, 3:18 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry	57 min
May 1, 3:40 PM EDT	Special Weather Statement	RNK	Wilkes	35 min
May 1, 3:47 PM EDT	Severe Thunderstorm Warning	RNK	Wilkes, Yadkin	58 min
May 1, 4:11 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry, Yadkin	35 min
May 1, 5:01 PM EDT	Severe Thunderstorm Warning	RNK	Yadkin	29 min
May 1, 5:22 PM EDT	Special Weather Statement	RNK	Caswell	23 min
May 1, 5:44 PM EDT	Special Weather Statement	RNK	Surry	61 min
May 1, 3:01 AM EDT	Special Weather Statement	RNK	Mercer, Monroe, Summers	59 min
May 1, 5:13 PM EDT	Special Weather Statement	RNK	Mercer	62 min

Nearby

Special Weather Statements in Virginia, 2012 Every special weather statement 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.