Alert archive / Virginia / Special Weather Statements in 2012

Special Weather Statement, NWS Blacksburg, VA

June 21, 2012Bath County, Virginia

NWS Blacksburg, VA issued this special weather statement at Jun 21, 2012, 10:59 PM EDT for Bath County, Virginia. It was in force for 46 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 21, 2012, 10:59 PM EDT (02:59 UTC)
Expired: Jun 21, 2012, 11:45 PM EDT
In force: 46 min
Issued by: NWS Blacksburg, VA

County Bath County, VA

The radar

The Roanoke radar (KFCX), 123 km from the middle of the area, began a volume at 02:58 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

Roanoke, VA (KRNK), launched 00:00Z, 3.0 hours before the alert went out and 92 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: 709 J/kg
Mixed-layer CIN: -52 J/kg
Mixed-layer LCL: 1113 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 15 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.

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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 Jun 21, 10:15 PM EDT, 44 minutes earlier.

Area forecast discussion, Jun 21, 10:15 PM EDT, 44 minutes before

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Hazardous weather outlook, Jun 21, 9:16 PM EDT, 1 hour 43 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
916 PM EDT THU JUN 21 2012

NCZ001>006-018>020-VAZ007-009>020-022>024-032>035-043>047-058-059-
WVZ042>045-230130-
ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES-
YADKIN-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-GRAYSON-
CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-
PATRICK-FRANKLIN-BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-
APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-MERCER-SUMMERS-MONROE-
GREENBRIER-
916 PM EDT THU JUN 21 2012

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

.DAY ONE...TONIGHT.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

SCATTERED SHOWERS AND THUNDERSTORM ARE EXPECTED TO DEVELOP ON
FRIDAY AS A COOL FRONT APPROACHES THE AREA FROM THE WEST. SOME OF
THE STRONGER STORMS ON FRIDAY AFTERNOON AND EVENING MAY BE
ACCOMPANIED BY GUSTY WINDS...SMALL HAIL...AND LOCALLY HEAVY RAIN
THAT MAY CAUSE ISOLATED FLOODING PROBLEMS IN AREAS OF POOR
DRAINAGE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jun 21, 7:44 PM EDT, 3 hours 15 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
744 PM EDT THU JUN 21 2012

VAZ045>047-220030-
BUCKINGHAM VA-CAMPBELL VA-APPOMATTOX VA-
744 PM EDT THU JUN 21 2012

...THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A SPECIAL
WEATHER STATEMENT FOR
WEST CENTRAL BUCKINGHAM...NORTHEASTERN CAMPBELL AND
NORTHWESTERN APPOMATTOX COUNTIES UNTIL 830 PM EDT...

AT 742 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
TRACKING A STRONG THUNDERSTORM NEAR RIVERVILLE...OR 4 MILES
SOUTHWEST OF BENT CREEK...MOVING NORTH AT 5 MPH.

WIND GUSTS UP TO 50 MPH IS EXPECTED WITH THIS STORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3729 7893 3743 7903 3749 7894 3750 7895
      3750 7892 3752 7889 3753 7890 3754 7887
      3754 7883 3757 7881 3759 7883 3759 7877
TIME...MOT...LOC 2342Z 199DEG 5KT 3750 7890

Local storm report, Jun 21, 8:49 PM EDT, 2 hours 10 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BLACKSBURG VA
849 PM EDT THU JUN 21 2012

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0643 PM     TSTM WND DMG     4 ENE FOREST            37.40N 79.22W
06/21/2012                   CITY OF LYNCHBURG  VA   BROADCAST MEDIA

            ONE LARGE TREE LIMB BLOWN DOWN ON HIGHWAY 501 NEAR
            LAKESIDE DRIVE, BLOCKING THE ROAD.

0645 PM     LIGHTNING        4 E FOREST              37.36N 79.21W
06/21/2012                   CITY OF LYNCHBURG  VA   BROADCAST MEDIA

            LIGHTNING STRIKE CAUSED A SHED TO CATCH FIRE. THIS ALSO
            RESULTED IN A TEMPORARY CLOSURE OF TIMBERLAKE ROAD.

0708 PM     TSTM WND DMG     NNE LYNCHBURG CITY      37.42N 79.15W
06/21/2012                   CITY OF LYNCHBURG  VA   BROADCAST MEDIA

            TREE BLOWN DOWN NEAR 300 BLOCK OF RIVERMONT AVENUE,
            BLOCKING THE ROAD.

&&

WHP

Special weather statement, Jun 21, 9:18 PM EDT, 1 hour 41 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
918 PM EDT THU JUN 21 2012

VAZ019-WVZ045-220215-
ALLEGHANY VA-GREENBRIER WV-
918 PM EDT THU JUN 21 2012

...THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A SPECIAL
WEATHER STATEMENT FOR
NORTHWESTERN ALLEGHANY AND EASTERN GREENBRIER
COUNTIES UNTIL 1015 PM EDT...

AT 916 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
TRACKING A LINE OF STRONG THUNDERSTORMS ALONG A LINE EXTENDING
FROM RORER TO RONCEVERTE...OR ALONG A LINE EXTENDING FROM RENICK
TO LEWISBURG...AND MOVING EAST AT 15 MPH.

PEA SIZE HAIL AND WIND GUSTS UP TO 50 MPH IS EXPECTED WITH THESE
STORMS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3808 8030 3805 8027 3804 8021 3804 8018
      3804 8016 3806 8011 3806 8001 3779 8018
      3773 8054 3808 8032
TIME...MOT...LOC 0116Z 253DEG 15KT 3804 8029 3775 8049

Special weather statement, Jun 21, 9:25 PM EDT, 1 hour 34 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
925 PM EDT THU JUN 21 2012

WVZ044-045-220230-
GREENBRIER WV-MONROE WV-
925 PM EDT THU JUN 21 2012

...THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A SPECIAL
WEATHER STATEMENT FOR
SOUTH CENTRAL GREENBRIER AND CENTRAL MONROE COUNTIES
 UNTIL 1030 PM EDT...

AT 925 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS
TRACKING A STRONG THUNDERSTORM NEAR UNION...MOVING EAST AT 10 MPH.

PEA SIZE HAIL AND WIND GUSTS UP TO 50 MPH IS EXPECTED WITH THIS
STORM.

THIS STRONG THUNDERSTORM WILL BE NEAR...
  WOLFCREEK AROUND 930 PM EDT.
  UNION AND LAUREL BRANCH AROUND 935 PM EDT.
  PICKAWAY AROUND 940 PM EDT.
  HOLLYWOOD AROUND 950 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3753 8045 3754 8066 3768 8066 3770 8042
TIME...MOT...LOC 0125Z 267DEG 15KT 3761 8058

Special weather statement, Jun 21, 10:23 PM EDT, 36 minutes before

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Special weather statement, Jun 21, 10:59 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 21, 10:23 PM EDT	Special Weather Statement	RNK	Tazewell	52 min
Jun 22, 12:43 PM EDT	Special Weather Statement	RNK	Patrick	32 min
Jun 22, 1:38 PM EDT	Special Weather Statement	RNK	Henry, Patrick, Pittsylvania, City of Martinsville	52 min
Jun 22, 1:55 PM EDT	Severe Thunderstorm Warning	RNK	Henry, Pittsylvania	55 min
Jun 22, 1:58 PM EDT	Severe Thunderstorm Warning	RNK	Buckingham	62 min
Jun 22, 2:38 PM EDT	Severe Thunderstorm Warning	RNK	Campbell, Charlotte, Halifax, Pittsylvania	67 min
Jun 22, 2:45 PM EDT	Severe Thunderstorm Warning	RNK	Halifax, Henry, Pittsylvania, City of Danville	60 min
Jun 22, 2:55 PM EDT	Severe Thunderstorm Warning	RNK	Appomattox, Buckingham	50 min
Jun 22, 3:10 PM EDT	Special Weather Statement	RNK	Charlotte	20 min
Jun 22, 3:41 PM EDT	Special Weather Statement	RNK	Charlotte	34 min
Jun 22, 4:02 PM EDT	Special Weather Statement	RNK	Halifax	43 min
Jun 22, 4:12 PM EDT	Special Weather Statement	RNK	Bath	33 min
Jun 22, 4:15 PM EDT	Severe Thunderstorm Warning	RNK	Halifax	30 min
Jun 22, 4:34 PM EDT	Special Weather Statement	RNK	Roanoke, City of Roanoke, City of Salem	41 min
Jun 22, 4:58 PM EDT	Special Weather Statement	RNK	Franklin	47 min
Jun 22, 5:03 PM EDT	Severe Thunderstorm Warning	RNK	Roanoke, City of Roanoke, City of Salem	42 min
Jun 22, 5:12 PM EDT	Special Weather Statement	RNK	Bedford, Botetourt	48 min
Jun 22, 5:39 PM EDT	Severe Thunderstorm Warning	RNK	Bedford	66 min
Jun 22, 5:42 PM EDT	Severe Thunderstorm Warning	RNK	Rockbridge, City of Buena Vista, City of Lexington	63 min
Jun 22, 6:10 PM EDT	Severe Thunderstorm Warning	RNK	Amherst	65 min
Jun 22, 12:32 PM EDT	Special Weather Statement	RNK	Wilkes	58 min
Jun 22, 1:14 PM EDT	Severe Thunderstorm Warning	RNK	Alleghany, Ashe, Watauga, Wilkes	61 min
Jun 22, 2:47 PM EDT	Severe Thunderstorm Warning	RNK	Stokes, Surry, Wilkes, Yadkin	73 min
Jun 22, 6:39 PM EDT	Special Weather Statement	RNK	Watauga	51 min
Jun 21, 9:18 PM EDT	Special Weather Statement	RNK	Greenbrier	57 min
Jun 21, 9:25 PM EDT	Special Weather Statement	RNK	Monroe	65 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.