Alert archive / West Virginia / Special Weather Statements in 2017

Special Weather Statement, NWS Blacksburg, VA

April 6, 2017Monroe County, Summers County, West Virginia

NWS Blacksburg, VA issued this special weather statement at Apr 6, 2017, 12:52 AM EDT for Monroe County, Summers County, West Virginia. 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 6, 2017, 12:52 AM EDT (04:52 UTC)
Expired
Apr 6, 2017, 1:45 AM EDT
In force
53 min
Issued by
NWS Blacksburg, VA

Counties Monroe County, WV, Summers County, WV

The radar

The Roanoke radar (KFCX), 72 km from the middle of the area, began a volume at 04:56 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, 4.9 hours before the alert went out and 104 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-pSkew-T log-p diagram, Roanoke, VA at 00:00Z on 2017-04-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 00:00Z on 2017-04-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 311 square meters per square second.1939587897117136Sfc1 km3 km6 km9 kmRMLM
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
1255 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
311 m²/s²
0-3 km storm-relative helicity
305 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 5, 11:25 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Apr 5, 11:25 PM EDT, 1 hour 27 minutes before
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      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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Hazardous weather outlook, Apr 5, 3:48 PM EDT, 9 hours 4 minutes before
Hazardous Weather Outlook
National Weather Service Blacksburg VA
348 PM EDT Wed Apr 5 2017

VAZ007-009>014-018>020-WVZ042>044-507-061200-
Tazewell-Smyth-Bland-Giles-Wythe-Pulaski-Montgomery-Craig-
Alleghany VA-Bath-Mercer-Summers-Monroe-Eastern Greenbrier-
348 PM EDT Wed Apr 5 2017

...WIND ADVISORY IN EFFECT FROM 8 AM THURSDAY TO 8 PM EDT FRIDAY...

This Hazardous Weather Outlook is for southwest Virginia, west
central Virginia and southeast West Virginia.

.DAY ONE...This afternoon and tonight.

There is a slight risk of severe thunderstorms tonight. The primary
threat is damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.

Snow is expected Thursday night and Friday night. Light
accumulations
are possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed tonight.

WVZ508-061200-
Western Greenbrier-
348 PM EDT Wed Apr 5 2017

...WIND ADVISORY IN EFFECT FROM 8 AM THURSDAY TO 8 PM EDT FRIDAY...

This Hazardous Weather Outlook is for southeast West Virginia.

.DAY ONE...This afternoon and tonight.

There is a slight risk of severe thunderstorms tonight. The primary
threat is damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.

Snow is expected Thursday night and Friday night. Light to moderate
accumulations
are possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed tonight.

NCZ003>006-019-020-VAZ023-024-032>035-043>045-061200-
Surry-Stokes-Rockingham-Caswell-Wilkes-Yadkin-Botetourt-Rockbridge-
Patrick-Franklin-Bedford-Amherst-Henry-Pittsylvania-Campbell-
348 PM EDT Wed Apr 5 2017

...WIND ADVISORY IN EFFECT FROM 8 AM THURSDAY TO 8 PM EDT FRIDAY...

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 slight risk of severe thunderstorms tonight. The primary
threat is damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Wind Advisory.

Patchy frost is possible late Saturday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed tonight.

VAZ046-047-058-059-061200-
Appomattox-Buckingham-Halifax-Charlotte-
348 PM EDT Wed Apr 5 2017

This Hazardous Weather Outlook is for central Virginia and south
central Virginia.

.DAY ONE...This afternoon and tonight.

There is a slight risk of severe thunderstorms tonight. The primary
threat is damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

NCZ001-002-018-VAZ015>017-022-061200-
Ashe-Alleghany NC-Watauga-Grayson-Carroll-Floyd-Roanoke-
348 PM EDT Wed Apr 5 2017

...HIGH WIND WARNING IN EFFECT FROM 8 AM THURSDAY TO 8 PM EDT
FRIDAY...

This Hazardous Weather Outlook is for northwest North Carolina,
southwest Virginia and west central Virginia.

.DAY ONE...This afternoon and tonight.

There is a slight risk of severe thunderstorms tonight. The primary
threat is damaging winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   High Wind Warning.

Snow is expected Thursday night and Friday night. Light
accumulations
are possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed tonight.

In the hours before

Special weather statement, Apr 5, 11:14 PM EDT, 1 hour 38 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
1114 PM EDT WED APR 5 2017

VAZ007-060345-
Tazewell-
1114 PM EDT WED APR 5 2017

...A STRONG THUNDERSTORM WILL AFFECT
SOUTHWESTERN TAZEWELL COUNTY...

At 1112 PM EDT, a thunderstorm was located near Davenport, moving
northeast at 40 mph.

Winds in excess of 40 mph and pea size hail are possible with this
storm.

Locations impacted include...
Richlands...
Tazewell...
Cedar Bluff...
Raven...
and Glen Burke.

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

LAT...LON 3716 8187 3717 8187 3720 8176 3724 8174
      3724 8172 3720 8168 3721 8156 3723 8153
      3705 8142 3698 8169 3697 8171 3696 8178
      3705 8182 3711 8189 3714 8190
TIME...MOT...LOC 0312Z 244DEG 37KT 3707 8203

RS
Special weather statement, Apr 5, 11:57 PM EDT, 55 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
1157 PM EDT WED APR 5 2017

VAZ007-060430-
Tazewell-
1157 PM EDT WED APR 5 2017

...A THUNDERSTORM WILL AFFECT NORTHEASTERN TAZEWELL COUNTY...

At 1155 PM EDT, a thunderstorm was located over Tazewell, moving
northeast at 35 mph.

Winds in excess of 40 mph are possible with this storm.

Locations impacted include...
Bluefield...
Tazewell...
Pocahontas...
Tiptop...
and Gratton.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 3721 8156 3724 8151 3726 8150 3725 8148
      3727 8145 3727 8142 3731 8140 3733 8137
      3723 8124 3722 8128 3717 8126 3716 8132
      3714 8133 3714 8132 3713 8130 3704 8154
      3720 8164
TIME...MOT...LOC 0355Z 245DEG 32KT 3716 8152

RS
Special weather statement, Apr 6, 12:17 AM EDT, 35 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
1217 AM EDT THU APR 6 2017

VAZ007-010-011-WVZ042-043-060515-
Tazewell-Giles-Bland-Mercer-Summers-
1217 AM EDT THU APR 6 2017

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT
WESTERN GILES...NORTHEASTERN TAZEWELL...BLAND...SOUTHWESTERN SUMMERS
AND MERCER COUNTIES...

At 1216 AM EDT, radar indicated strong thunderstorms along a line
extending from near Flat Top to near Sandlick to near Burkes Garden.
Movement was southeast at 50 mph.

Winds in excess of 40 mph are possible with these storms, along with
brief heavy rainfall.

Locations impacted include...
Bluefield...
Bland...
Princeton...
Narrows...
and Athens.

This includes The following Location Mercer County Airport.

LAT...LON 3734 8129 3748 8128 3750 8126 3751 8121
      3758 8119 3760 8114 3759 8112 3760 8109
      3749 8087 3745 8085 3743 8086 3742 8083
      3721 8071 3718 8080 3712 8089 3711 8093
      3710 8094 3704 8108 3705 8145
TIME...MOT...LOC 0416Z 298DEG 43KT 3757 8117 3731 8120 3707 8134

RAB
Special weather statement, Apr 6, 12:52 AM EDT, 0 minutes before
Special Weather Statement
National Weather Service BLACKSBURG VA
1252 AM EDT THU APR 6 2017

WVZ043-044-060545-
Summers-Monroe-
1252 AM EDT THU APR 6 2017

...A LINE OF STRONG THUNDERSTORMS WILL AFFECT SOUTHEASTERN SUMMERS
AND MONROE COUNTIES THROUGH 145 AM EDT...

At 1252 AM EDT, radar indicated strong thunderstorms along a line
extending from Hix to near Lick Creek. Movement was east at 30 mph.

Winds in excess of 40 mph are possible with these storms.

Locations impacted include...
Alderson...
Peterstown...
Union...
Red Sulphur Spring...
and Laurel Branch.

LAT...LON 3773 8066 3769 8052 3769 8046 3770 8043
      3770 8038 3769 8038 3770 8036 3769 8033
      3769 8029 3766 8028 3763 8022 3737 8076
      3743 8084 3748 8087 3752 8095 3775 8082
TIME...MOT...LOC 0452Z 274DEG 26KT 3770 8079 3750 8088

RAB

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 11:14 PM EDTSpecial Weather StatementRNKTazewell31 min
Apr 5, 11:57 PM EDTSpecial Weather StatementRNKTazewell33 min
Apr 6, 12:17 AM EDTSpecial Weather StatementRNKBland58 min
Apr 6, 1:22 AM EDTSpecial Weather StatementRNKGiles53 min
Apr 6, 2:17 AM EDTSpecial Weather StatementRNKAlleghany, Bath, City of Covington58 min
Apr 6, 3:26 AM EDTWinter Weather AdvisoryRNKGrayson35 hr
Apr 6, 5:31 AM EDTSevere Thunderstorm WarningRNKHenry, Pittsylvania, City of Danville, City of Martinsville59 min
Apr 6, 5:49 AM EDTSpecial Weather StatementRNKCampbell, Pittsylvania, City of Lynchburg56 min
Apr 6, 6:27 AM EDTSpecial Weather StatementRNKHalifax63 min
Apr 6, 6:31 AM EDTSevere Thunderstorm WarningRNKHalifax23 min
Apr 6, 6:52 AM EDTSpecial Weather StatementRNKCity of Danville38 min
Apr 6, 7:29 AM EDTSpecial Weather StatementRNKCharlotte, Halifax61 min
Apr 6, 7:33 AM EDTSpecial Weather StatementRNKCarroll, Craig, Montgomery, Pulaski, Roanoke, City of Radford57 min
Apr 6, 8:24 AM EDTSpecial Weather StatementRNKAppomattox, Buckingham, Charlotte51 min
Apr 6, 8:27 AM EDTSpecial Weather StatementRNKAlleghany, Bath, Craig, City of Covington48 min
Apr 6, 9:05 AM EDTSpecial Weather StatementRNKFloyd, Patrick55 min
Apr 6, 9:11 AM EDTSpecial Weather StatementRNKBotetourt34 min
Apr 6, 9:20 AM EDTSpecial Weather StatementRNKBath25 min
Apr 6, 10:04 AM EDTSpecial Weather StatementRNKBedford26 min
Apr 6, 10:07 AM EDTSpecial Weather StatementRNKHalifax, City of Danville38 min
Apr 6, 10:19 AM EDTSpecial Weather StatementRNKFranklin26 min
Apr 6, 10:33 AM EDTSpecial Weather StatementRNKAppomattox, Campbell27 min
Apr 6, 10:37 AM EDTSpecial Weather StatementRNKAmherst23 min
Apr 6, 10:54 AM EDTSpecial Weather StatementRNKAppomattox, Buckingham, Charlotte, Halifax51 min
Apr 6, 3:54 PM EDTFreeze WatchRNKAmherst, Appomattox, Bedford, Botetourt, Campbell, Franklin and 10 more23 hr
Apr 6, 2:28 AM EDTSpecial Weather StatementRNKRockingham62 min
Apr 6, 5:08 AM EDTSpecial Weather StatementRNKStokes67 min
Apr 6, 5:59 AM EDTSevere Thunderstorm WarningRNKCaswell42 min

Nearby

Special Weather Statements in West Virginia, 2017Every special weather statement in 2017

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.