Alert archive / North Carolina / Special Weather Statements in 2016

Special Weather Statement, NWS Blacksburg, VA

April 1, 20164 counties in North Carolina

NWS Blacksburg, VA issued this special weather statement at Apr 1, 2016, 4:37 AM EDT for 4 counties in North Carolina. It was in force for 53 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: Apr 1, 2016, 4:37 AM EDT (08:37 UTC)
Expired: Apr 1, 2016, 5:30 AM EDT
In force: 53 min
Issued by: NWS Blacksburg, VA

Counties Alleghany County, NC, Surry County, NC, Wilkes County, NC, Yadkin County, NC

The radar

The Roanoke radar (KFCX), 133 km from the middle of the area, began a volume at 08:39 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, 8.6 hours before the alert went out and 197 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 883 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 307 m²/s²
0-3 km storm-relative helicity: 422 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Apr 1, 1:51 AM EDT, 2 hours 46 minutes earlier.

Area forecast discussion, Apr 1, 1:51 AM EDT, 2 hours 46 minutes before

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Hazardous weather outlook, Mar 31, 3:44 PM EDT, 12 hours 53 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
344 PM EDT THU MAR 31 2016

NCZ003>006-019-020-VAZ032>035-043>047-058-059-011945-
SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-PATRICK-FRANKLIN-
BEDFORD-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX-BUCKINGHAM-
HALIFAX-CHARLOTTE-
344 PM EDT THU MAR 31 2016

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.

THERE IS A LOW PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER.

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

THERE IS A MARGINAL RISK OF SEVERE WEATHER FRIDAY...MAINLY IN THE
AFTERNOON AND EVENING. THE PRIMARY THREAT IS DAMAGING WIND GUSTS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NCZ001-002-018-VAZ007-009>020-022>024-WVZ042>044-507-508-011945-
ASHE-ALLEGHANY NC-WATAUGA-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-
MONTGOMERY-GRAYSON-CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE-
BOTETOURT-ROCKBRIDGE-MERCER-SUMMERS-MONROE-EASTERN GREENBRIER-
WESTERN GREENBRIER-
344 PM EDT THU MAR 31 2016

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

THERE IS A LOW PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER.

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

WINDS BEHIND A COLD FRONT COULD EXCEED ADVISORY LEVELS SATURDAY
NIGHT...MAINLY ALONG THE HIGHER ELEVATIONS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Apr 1, 12:13 AM EDT, 4 hours 24 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1213 AM EDT FRI APR 1 2016

VAZ058-059-010445-
CHARLOTTE-HALIFAX-
1213 AM EDT FRI APR 1 2016

...THUNDERSTORMS WILL AFFECT SOUTHEASTERN CHARLOTTE ANDSOUTHEASTERN
HALIFAX COUNTIES...

AT 1212 AM EDT...THUNDERSTORMS WITH HEAVY DOWNPOURS EXTENDED FROM
SAXE...THROUGH STAUNTON RIVER STATE PARK...TO NEAR
CLUSTER SPRINGS...AND WERE MOVING NORTHEAST AT 30 MPH.

WINDS IN EXCESS OF 30 MPH ARE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
KEYSVILLE...
REDOAK...
DRAKES BRANCH...
DRYBURG...
AND STAUNTON RIVER STATE PARK.

LAT...LON 3690 7849 3675 7860 3671 7865 3668 7863
      3664 7857 3669 7866 3668 7870 3667 7870
      3662 7875 3661 7886 3675 7872 3691 7870
      3713 7852 3709 7848 3708 7844
TIME...MOT...LOC 0412Z 224DEG 24KT 3693 7865 3675 7864 3664 7882

MBS

Special weather statement, Apr 1, 4:23 AM EDT, 14 minutes before

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Special weather statement, Apr 1, 4:37 AM 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
Apr 1, 12:13 AM EDT	Special Weather Statement	RNK	Charlotte	32 min
Apr 1, 2:54 PM EDT	Special Weather Statement	RNK	Franklin	36 min
Apr 1, 3:52 PM EDT	Freeze Watch	RNK	Amherst, Bedford, Botetourt, Franklin, Roanoke, Rockbridge and 5 more	13 hr
Apr 1, 3:52 PM EDT	Wind Advisory	RNK	Alleghany, Amherst, Bath, Bedford, Bland, Botetourt and 20 more	13 hr
Apr 1, 5:28 AM EDT	Special Weather Statement	RNK	Stokes, Surry, Yadkin	62 min
Apr 1, 3:43 PM EDT	Special Weather Statement	RNK	Yadkin	62 min
Apr 1, 4:15 PM EDT	Special Weather Statement	RNK	Stokes	45 min
Apr 1, 3:29 PM EDT	Special Weather Statement	RNK	Greenbrier	31 min

Nearby

Special Weather Statements in North Carolina, 2016 Every special weather statement in 2016

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.