Alert archive / Virginia / Special Weather Statements in 2015

Special Weather Statement, NWS Blacksburg, VA

June 19, 2015Carroll County, Patrick County, Virginia

NWS Blacksburg, VA issued this special weather statement at Jun 19, 2015, 4:01 PM EDT for Carroll County, Patrick County, Virginia. It was in force for 59 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 19, 2015, 4:01 PM EDT (20:01 UTC)
Expired: Jun 19, 2015, 5:00 PM EDT
In force: 59 min
Issued by: NWS Blacksburg, VA

Counties Carroll County, VA, Patrick County, VA

The radar

The Roanoke radar (KFCX), 63 km from the middle of the area, began a volume at 20:01 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, 8.0 hours before the alert went out and 96 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: 32 J/kg
Mixed-layer CIN: -222 J/kg
Mixed-layer LCL: 1354 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 34 m²/s²
0-3 km storm-relative helicity: 43 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 19, 1:59 PM EDT, 2 hours 2 minutes earlier.

Area forecast discussion, Jun 19, 1:59 PM EDT, 2 hours 2 minutes before

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Hazardous weather outlook, Jun 19, 3:34 PM EDT, 27 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE BLACKSBURG VA
334 PM EDT FRI JUN 19 2015

VAZ007-009>014-018>020-022>024-WVZ042>044-507-508-201945-
TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CRAIG-
ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-MERCER-SUMMERS-MONROE-
EASTERN GREENBRIER-WESTERN GREENBRIER-
334 PM EDT FRI JUN 19 2015

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY AFTERNOON THROUGH
SUNDAY MORNING...

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

WIDELY SCATTERED THUNDERSTORMS WILL CONTINUE INTO THIS EVENING...A
FEW OF WHICH WILL BECOME STRONG TO SEVERE. THE MAIN THREAT WOULD
BE DAMAGING WINDS...ALTHOUGH LARGE HAIL AND LOCALLY HEAVY RAIN ARE
ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLASH FLOOD WATCH.

THE REMNANTS OF TROPICAL DEPRESSION BILL WILL PROGRESS THROUGH
THE AREA LATE SATURDAY INTO THE EARLY MORNING HOURS OF SUNDAY.
THE MAIN THREAT WITH THIS SYSTEM WILL BE HEAVY RAIN...WITH AN
INCREASED CHANCE OF FLASH FLOODING...ESPECIALLY ACROSS PARTS OF
SOUTHEAST WEST VIRGINIA AND THE VIRGINIA HIGHLANDS. DAMAGING WINDS
ARE ALSO POSSIBLE IN A FEW OF THE STRONGER THUNDERSTORMS. THE
STRONG WIND GUSTS...IN COMBINATION WITH WET SOILS...WILL BE
CAPABLE OF SPORADICALLY UPROOTING TREES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED LATER SATURDAY INTO SATURDAY
NIGHT.

NCZ001>006-018>020-VAZ015>017-032>035-043>047-058-059-201945-
ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES-
YADKIN-GRAYSON-CARROLL-FLOYD-PATRICK-FRANKLIN-BEDFORD-AMHERST-HENRY-
PITTSYLVANIA-CAMPBELL-APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-
334 PM EDT FRI JUN 19 2015

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

WIDELY SCATTERED THUNDERSTORMS WILL CONTINUE INTO THIS EVENING...A
FEW OF WHICH WILL BECOME STRONG TO SEVERE. THE MAIN THREAT WOULD
BE DAMAGING WINDS...ALTHOUGH LARGE HAIL AND LOCALLY HEAVY RAIN ARE
ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

THE REMNANTS OF TROPICAL DEPRESSION BILL WILL PASS NORTH OF THE
AREA...LATER SATURDAY NIGHT. THE MAIN THREAT WITH THIS SYSTEM
WILL BE HEAVY RAIN...WITH AN INCREASED CHANCE OF LOCALIZED FLOODING.
DAMAGING WINDS ARE ALSO POSSIBLE IN A FEW OF THE STRONGER
THUNDERSTORMS. THE STRONG WIND GUSTS...IN COMBINATION WITH WET
SOILS...WILL BE CAPABLE OF SPORADICALLY UPROOTING TREES ESPECIALLY
NEAR THE BLUE RIDGE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Jun 19, 2:54 PM EDT, 1 hour 7 minutes before

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Special weather statement, Jun 19, 3:12 PM EDT, 49 minutes before

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Special weather statement, Jun 19, 3:18 PM EDT, 43 minutes before

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Special weather statement, Jun 19, 3:29 PM EDT, 32 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
329 PM EDT FRI JUN 19 2015

NCZ003-004-VAZ032-192030-
SURRY-STOKES-PATRICK-
329 PM EDT FRI JUN 19 2015

...A STRONG THUNDERSTORM WILL AFFECT
EASTERN SURRY...NORTHWESTERN STOKES AND SOUTHWESTERN PATRICK
COUNTIES THROUGH 430 PM EDT...

AT 329 PM EDT...A STRONG THUNDERSTORM WAS OVER WHITE PLAINS...MOVING
EAST AT 15 MPH.

WINDS IN EXCESS OF 35 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
MOUNT AIRY...
FAIRVIEW...
FLAT ROCK...
DOBSON...
AND PILOT MOUNTAIN.

LAT...LON 3628 8069 3649 8079 3656 8063 3656 8061
      3657 8062 3670 8032 3635 8019
TIME...MOT...LOC 1929Z 249DEG 13KT 3643 8064

KK

Special weather statement, Jun 19, 3:54 PM EDT, 7 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
354 PM EDT FRI JUN 19 2015

VAZ013-014-017-192100-
MONTGOMERY-FLOYD-PULASKI-
354 PM EDT FRI JUN 19 2015

...A STRONG THUNDERSTORM WILL AFFECT
CITY OF RADFORD...CENTRAL PULASKI...NORTHERN FLOYD AND SOUTHERN
MONTGOMERY COUNTIES THROUGH 500 PM EDT...

AT 354 PM EDT...A STRONG THUNDERSTORM WAS OVER GRAYSONTOWN...MOVING
EAST AT 25 MPH.

WINDS IN EXCESS OF 30 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
CHRISTIANSBURG...
RADFORD...
PULASKI...
DUBLIN...
AND PILOT.

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

LAT...LON 3713 8077 3717 8018 3711 8018 3711 8014
      3695 8016 3695 8017 3694 8018 3696 8077
TIME...MOT...LOC 1954Z 269DEG 24KT 3705 8056

KK

Special weather statement, Jun 19, 4:01 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
401 PM EDT FRI JUN 19 2015

NCZ003-VAZ015>017-032-192100-
SURRY-FLOYD-PATRICK-GRAYSON-CARROLL-
401 PM EDT FRI JUN 19 2015

...A STRONG THUNDERSTORM WILL AFFECT
NORTHWESTERN SURRY...CENTRAL PATRICK...SOUTHEASTERN GRAYSON...
SOUTHWESTERN FLOYD AND SOUTHERN CARROLL COUNTIES THROUGH 500 PM
EDT...

AT 400 PM EDT...A STRONG THUNDERSTORM WAS NEAR LOW GAP...MOVING
NORTHEAST AT 35 MPH.

WINDS IN EXCESS OF 45 MPH AND PEA SIZE HAIL ARE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
MOUNT AIRY...
GALAX...
FLAT ROCK...
HILLSVILLE...
AND STUART.

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

LAT...LON 3653 8092 3656 8090 3656 8095 3660 8098
      3696 8038 3669 8016 3640 8083
TIME...MOT...LOC 2000Z 237DEG 30KT 3652 8081

KK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:36 PM EDT	Special Weather Statement	RNK	Smyth, Wythe	54 min
Jun 18, 9:42 PM EDT	Special Weather Statement	RNK	Carroll, Grayson, City of Galax	63 min
Jun 18, 10:28 PM EDT	Severe Thunderstorm Warning	RNK	Carroll	37 min
Jun 18, 11:52 PM EDT	Special Weather Statement	RNK	Henry, City of Martinsville	53 min
Jun 19, 12:31 AM EDT	Special Weather Statement	RNK	Grayson, Smyth	59 min
Jun 19, 1:27 AM EDT	Special Weather Statement	RNK	Pulaski, Wythe	63 min
Jun 19, 3:18 PM EDT	Special Weather Statement	RNK	Smyth	57 min
Jun 19, 3:26 PM EDT	Flash Flood Watch	RNK	Alleghany, Bath, Bland, Botetourt, Craig, Giles and 13 more	29 hr
Jun 19, 3:54 PM EDT	Special Weather Statement	RNK	Pulaski, City of Radford	66 min
Jun 19, 5:02 PM EDT	Special Weather Statement	RNK	Franklin	58 min
Jun 19, 5:09 PM EDT	Special Weather Statement	RNK	Floyd	66 min
Jun 19, 5:29 PM EDT	Severe Thunderstorm Warning	RNK	Franklin, Patrick, Pittsylvania	61 min
Jun 19, 5:44 PM EDT	Flash Flood Warning	RNK	Franklin, Henry	4 hr
Jun 19, 6:04 PM EDT	Severe Thunderstorm Warning	RNK	Halifax, Pittsylvania	56 min
Jun 19, 6:26 PM EDT	Special Weather Statement	RNK	Pittsylvania	64 min
Jun 19, 7:16 PM EDT	Special Weather Statement	RNK	Halifax	59 min
Jun 19, 1:16 PM EDT	Special Weather Statement	RNK	Wilkes	59 min
Jun 19, 2:18 PM EDT	Special Weather Statement	RNK	Surry, Wilkes	57 min
Jun 19, 2:54 PM EDT	Special Weather Statement	RNK	Yadkin	66 min
Jun 19, 3:12 PM EDT	Special Weather Statement	RNK	Alleghany	63 min
Jun 19, 3:29 PM EDT	Special Weather Statement	RNK	Stokes, Surry	61 min
Jun 19, 4:20 PM EDT	Special Weather Statement	RNK	Stokes	55 min
Jun 19, 7:28 PM EDT	Special Weather Statement	RNK	Caswell	62 min

Nearby

Special Weather Statements in Virginia, 2015 Every special weather statement in 2015

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.