Alert archive / Virginia / Special Weather Statements in 2011

Special Weather Statement, NWS Blacksburg, VA

May 23, 2011Campbell County, Virginia

NWS Blacksburg, VA issued this special weather statement at May 23, 2011, 4:55 AM EDT for Campbell County, Virginia. It was in force for 65 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 23, 2011, 4:55 AM EDT (08:55 UTC)
Expired: May 23, 2011, 6:00 AM EDT
In force: 65 min
Issued by: NWS Blacksburg, VA

County Campbell County, VA

The radar

The Roanoke radar (KFCX), 98 km from the middle of the area, began a volume at 08:58 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, 8.9 hours before the alert went out and 34 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: 69 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 2383 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 57 m²/s²
0-3 km storm-relative helicity: 106 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

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 23, 4:20 AM EDT, 35 minutes earlier.

Area forecast discussion, May 23, 4:20 AM EDT, 35 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, May 23, 4:34 AM EDT, 21 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BLACKSBURG VA
434 AM EDT MON MAY 23 2011

VAZ007-009>014-018>020-022>024-WVZ042>045-240845-
TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI-MONTGOMERY-CRAIG-
ALLEGHANY VA-BATH-ROANOKE-BOTETOURT-ROCKBRIDGE-MERCER-SUMMERS-MONROE-
GREENBRIER-
434 AM EDT MON MAY 23 2011

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

.DAY ONE...TODAY AND TONIGHT.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS...MAINLY THIS
AFTERNOON AND EVENING. THESE STORMS WILL BE CAPABLE OF PRODUCING
LARGE HAIL AND DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS TUESDAY AFTERNOON
AND EVENING. DAMAGING WINDS AND LARGE HAIL ARE THE GREATEST
CONCERN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED ESPECIALLY THIS AFTERNOON AND
EVENING.

NCZ001>006-018>020-VAZ015>017-032>035-043>047-058-059-240845-
ASHE-ALLEGHANY NC-SURRY-STOKES-ROCKINGHAM-CASWELL-WATAUGA-WILKES-
YADKIN-GRAYSON-CARROLL-FLOYD-PATRICK-FRANKLIN-BEDFORD-AMHERST-HENRY-
PITTSYLVANIA-CAMPBELL-APPOMATTOX-BUCKINGHAM-HALIFAX-CHARLOTTE-
434 AM EDT MON MAY 23 2011

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...TODAY AND TONIGHT.

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THIS
EVENING. THESE STORMS WILL BE CAPABLE OF PRODUCING LARGE HAIL AND
DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

A FEW THUNDERSTORMS TUESDAY AFTERNOON AND EVENING MAY BE STRONG
TO SEVERE WITH DAMAGING WINDS AND LARGE HAIL THE MAIN THREAT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED.

In the hours before

Special weather statement, May 23, 12:24 AM EDT, 4 hours 31 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1224 AM EDT MON MAY 23 2011

NCZ005-006-VAZ044-046-047-058-059-230530-
APPOMATTOX VA-BUCKINGHAM VA-CASWELL NC-CHARLOTTE VA-HALIFAX VA-
PITTSYLVANIA VA-ROCKINGHAM NC-
1224 AM EDT MON MAY 23 2011

...STRONG THUNDERSTORMS WILL AFFECT APPOMATTOX...BUCKINGHAM...
CASWELL...CHARLOTTE...HALIFAX...PITTSYLVANIA AND ROCKINGHAM
COUNTIES...

AT 1221 AM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM DILLWYN
TO 3 MILES NORTHEAST OF PHENIX TO PROVIDENCE...MOVING SOUTHEAST AT 25
MPH.

WIND GUSTS TO 50 MPH AND HAIL UP TO DIME SIZE ARE POSSIBLE WITH THESE
STORMS. VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND WILL CAUSE
WATER TO POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL
STREAMS.

THESE STORMS WILL BE NEAR SHEPPARDS...CULLEN...CRYSTAL HILL...AND
HAMER AROUND 1230 AM...HALIFAX...SEMORA...AND JERICHO AROUND 1235
AM...ABILENE...CHARLOTTE COURT HOUSE AND AND TURBEVILLE AROUND 1240
AM.

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

LAT...LON 3734 7846 3733 7852 3737 7859 3721 7869
      3708 7844 3689 7848 3670 7864 3663 7855
      3669 7867 3654 7873 3654 7913 3624 7916
      3624 7968 3703 7890 3766 7847 3755 7830

KK

Special weather statement, May 23, 1:17 AM EDT, 3 hours 38 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
117 AM EDT MON MAY 23 2011

NCZ002-003-VAZ015>017-032-230615-
ALLEGHANY NC-CARROLL VA-FLOYD VA-GRAYSON VA-PATRICK VA-SURRY NC-
117 AM EDT MON MAY 23 2011

...A STRONG THUNDERSTORM WILL AFFECT ALLEGHANY...CARROLL...FLOYD...
GRAYSON...PATRICK AND SURRY COUNTIES...

AT 112 AM EDT...A STRONG THUNDERSTORM WAS LOCATED 5 MILES NORTHEAST
OF ENNICE...MOVING EAST AT 20 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.
VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

THIS STORM WILL BE NEAR PIPERS GAP AROUND 135 AM...LAMBSBURG AROUND
140 AM...GALAX HILLSVILLE AIRPORT AROUND 145 AM...FANCY GAP AROUND
155 AM...HILLSVILLE AROUND 200 AM AND GLADESBORO AROUND 210 AM.

FOR ADDITIONAL WEATHER INFORMATION...VISIT US ON THE WEB AT
HTTP://WEATHER.GOV.

LAT...LON 3666 8106 3694 8048 3657 8020 3654 8035
      3655 8044 3653 8044 3646 8098

KK

Special weather statement, May 23, 2:11 AM EDT, 2 hours 44 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
211 AM EDT MON MAY 23 2011

NCZ004>006-VAZ032-033-043-044-230715-
CASWELL NC-FRANKLIN VA-HENRY VA-PATRICK VA-PITTSYLVANIA VA-
ROCKINGHAM NC-STOKES NC-
211 AM EDT MON MAY 23 2011

...A STRONG THUNDERSTORM WILL AFFECT CASWELL...FRANKLIN...HENRY...
PATRICK...PITTSYLVANIA...ROCKINGHAM AND STOKES COUNTIES...

AT 207 AM EDT...A STRONG THUNDERSTORM WAS LOCATED OVER STUART...
MOVING EAST AT 30 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.
VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

THIS STORM WILL BE NEAR AYERSVILLE AROUND 220 AM...PENNS STORE AROUND
225 AM...SANVILLE...AND SPENCER AROUND 230 AM...PHILPOTT DAM...FAIRY
STONE STATE PARK...PRICE...AND STONEVILLE AROUND 235 AM...BASSETT AND
AND FIELDALE AROUND 240 AM.

FOR ADDITIONAL WEATHER INFORMATION...VISIT US ON THE WEB AT
HTTP://WEATHER.GOV.

LAT...LON 3707 7967 3646 7935 3638 8042 3672 8041

KK

Special weather statement, May 23, 2:45 AM EDT, 2 hours 10 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
245 AM EDT MON MAY 23 2011

NCZ004>006-VAZ043-044-058-230745-
CASWELL NC-HALIFAX VA-HENRY VA-PITTSYLVANIA VA-ROCKINGHAM NC-
STOKES NC-
245 AM EDT MON MAY 23 2011

...STRONG THUNDERSTORMS WILL AFFECT CASWELL...HALIFAX...
HENRY...PITTSYLVANIA...ROCKINGHAM AND STOKES
COUNTIES...

AT 239 AM EDT...STRONG THUNDERSTORMS WERE LOCATED 3 MILES NORTHWEST
OF STONEVILLE...MOVING EAST AT 30 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.
VERY HEAVY RAIN WILL FALL...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

THESE STORMS WILL BE NEAR RIDGEWAY...RIDGEWAY...MARTINSVILLE AIRPORT...
AND VILLA HEIGHTS AROUND 250 AM...WENTWORTH...MARTINSVILLE CITY...AND
FIGSBORO AROUND 255 AM...EDEN...AND CHATMOSS AROUND 300 AM AND DRAPER
AROUND 305 AM.

THE PUBLIC IS ENCOURAGED TO RELAY REPORTS OF STRONG WINDS...HAIL OR
FLOODING TO THE NATIONAL WEATHER SERVICE IN BLACKSBURG BY CALLING
1...8 6 6...2 1 5...4 3 2 4...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3626 8003 3654 8006 3655 8005 3662 8005
      3668 8008 3678 8009 3681 7988 3679 7976
      3681 7974 3685 7964 3692 7922 3654 7909
      3653 7913 3640 7914 3639 7914

JH

Special weather statement, May 23, 3:38 AM EDT, 1 hour 17 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
338 AM EDT MON MAY 23 2011

NCZ005-VAZ032-033-043-044-058-230845-
FRANKLIN VA-HALIFAX VA-HENRY VA-PATRICK VA-PITTSYLVANIA VA-
ROCKINGHAM NC-
338 AM EDT MON MAY 23 2011

...A STRONG THUNDERSTORM WILL AFFECT FRANKLIN...HALIFAX...HENRY...
PATRICK...PITTSYLVANIA AND ROCKINGHAM COUNTIES...

AT 335 AM EDT...A STRONG THUNDERSTORM WAS LOCATED 3 MILES WEST OF
SPENCER...MOVING EAST AT 30 MPH.

WIND GUSTS TO 50 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THIS STORM.
VERY HEAVY RAIN WILL FALL FROM THIS STORM...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS.

THIS STORM WILL BE NEAR PHILPOTT DAM AROUND 345 AM...HORSE PASTURE...
PRICE...AND BASSETT AROUND 350 AM...VILLA HEIGHTS...FIELDALE...
COLLINSVILLE...AND RIDGEWAY AROUND 355 AM...MARTINSVILLE CITY AND AND
MARTINSVILLE AIRPORT AROUND 400 AM.

LAT...LON 3654 8003 3655 8014 3679 8019 3695 7919
      3655 7910 3654 7951 3653 7952 3651 8003

Special weather statement, May 23, 4:55 AM EDT, 0 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 8:02 PM EDT	Severe Thunderstorm Warning	RNK	Grayson, Smyth, Wythe	58 min
May 22, 8:20 PM EDT	Severe Thunderstorm Warning	RNK	Craig, Giles, Montgomery, Pulaski, City of Radford	55 min
May 22, 8:28 PM EDT	Severe Thunderstorm Warning	RNK	Bland, Pulaski, Smyth, Tazewell, Wythe	32 min
May 22, 8:33 PM EDT	Flash Flood Warning	RNK	Carroll, Grayson, Pulaski, Smyth, Wythe, City of Galax	4 hr
May 22, 8:48 PM EDT	Flash Flood Warning	RNK	Bland, Craig, Giles, Montgomery, Pulaski	4 hr
May 22, 9:11 PM EDT	Severe Thunderstorm Warning	RNK	Botetourt, Craig, Giles, Montgomery, Pulaski, Roanoke and 3 more	64 min
May 22, 10:27 PM EDT	Special Weather Statement	RNK	Amherst, Bedford, Rockbridge, City of Buena Vista, City of Lexington, City of Lynchburg	63 min
May 22, 10:39 PM EDT	Special Weather Statement	RNK	Campbell, Pittsylvania, City of Danville, City of Martinsville	36 min
May 22, 11:19 PM EDT	Special Weather Statement	RNK	Amherst, Appomattox, Buckingham, Campbell, Charlotte, Halifax and 3 more	56 min
May 23, 12:24 AM EDT	Special Weather Statement	RNK	Charlotte, Halifax	66 min
May 23, 12:38 AM EDT	Areal Flood Warning	RNK	Bland, Craig, Giles, Montgomery, Pulaski	6 hr
May 23, 1:17 AM EDT	Special Weather Statement	RNK	Carroll, Patrick, City of Galax	58 min
May 23, 2:11 AM EDT	Special Weather Statement	RNK	Henry, Patrick, City of Martinsville	64 min
May 23, 2:37 AM EDT	Severe Thunderstorm Warning	RNK	Carroll, Floyd, Franklin, Patrick	53 min
May 23, 2:45 AM EDT	Special Weather Statement	RNK	Henry, Pittsylvania, City of Danville, City of Martinsville	60 min
May 23, 3:38 AM EDT	Special Weather Statement	RNK	Henry, Pittsylvania, City of Danville, City of Martinsville	67 min
May 23, 3:48 AM EDT	Severe Thunderstorm Warning	RNK	Franklin, Henry, Pittsylvania, City of Martinsville	57 min
May 23, 5:38 AM EDT	Special Weather Statement	RNK	Charlotte, Halifax	67 min
May 23, 6:11 AM EDT	Special Weather Statement	RNK	Campbell	64 min
May 23, 6:41 PM EDT	Severe Thunderstorm Warning	RNK	Amherst, Appomattox, Buckingham	52 min
May 22, 8:17 PM EDT	Flash Flood Warning	RNK	Ashe, Watauga, Wilkes	4 hr
May 22, 9:50 PM EDT	Special Weather Statement	RNK	Yadkin	55 min
May 23, 12:12 AM EDT	Special Weather Statement	RNK	Ashe, Watauga	63 min
May 23, 12:14 AM EDT	Flash Flood Warning	RNK	Ashe, Watauga, Wilkes	4 hr
May 23, 3:08 PM EDT	Special Weather Statement	RNK	Wilkes	67 min
May 23, 3:15 PM EDT	Severe Thunderstorm Warning	RNK	Ashe, Watauga, Wilkes	45 min
May 23, 3:45 PM EDT	Flash Flood Warning	RNK	Ashe, Watauga, Wilkes	4 hr
May 23, 3:56 PM EDT	Severe Thunderstorm Warning	RNK	Surry, Wilkes, Yadkin	64 min
May 23, 4:14 PM EDT	Severe Thunderstorm Warning	RNK	Surry, Wilkes	46 min
May 23, 4:59 PM EDT	Special Weather Statement	RNK	Stokes	61 min

Nearby

Special Weather Statements in Virginia, 2011 Every special weather statement in 2011

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.