Alert archive / Virginia / Special Weather Statements in 2021

Special Weather Statement, NWS Blacksburg, VA

September 8, 2021Charlotte County, Virginia

NWS Blacksburg, VA issued this special weather statement at Sep 8, 2021, 11:49 AM EDT for Charlotte County, Virginia. It was in force for 56 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
Sep 8, 2021, 11:49 AM EDT (15:49 UTC)
Expired
Sep 8, 2021, 12:45 PM EDT
In force
56 min
Issued by
NWS Blacksburg, VA
Hail
0.25 in
Wind
40

County Charlotte County, VA

The radar

The Raleigh/Durham radar (KRAX), 128 km from the middle of the area, began a volume at 15:51 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 12:00Z, 3.8 hours before the alert went out and 90 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 12:00Z on 2021-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 216 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2021-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 square meters per square second.193958Sfc1 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
216 J/kg
Mixed-layer CIN
-96 J/kg
Mixed-layer LCL
875 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
37 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 Sep 8, 10:05 AM EDT, 1 hour 44 minutes earlier.

Area forecast discussion, Sep 8, 10:05 AM EDT, 1 hour 44 minutes before
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Hazardous weather outlook, Sep 8, 10:22 AM EDT, 1 hour 27 minutes before
Hazardous Weather Outlook
National Weather Service Blacksburg VA
1022 AM EDT Wed Sep 8 2021

NCZ001-002-018-VAZ007-009>016-018>020-022>024-WVZ042>044-507-508-
091430-
Ashe-Alleghany NC-Watauga-Tazewell-Smyth-Bland-Giles-Wythe-Pulaski-
Montgomery-Grayson-Carroll-Craig-Alleghany VA-Bath-Roanoke-Botetourt-
Rockbridge-Mercer-Summers-Monroe-Eastern Greenbrier-
Western Greenbrier-
1022 AM EDT Wed Sep 8 2021

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

.DAY ONE...Today and tonight.

Isolated to scattered thunderstorms are expected this afternoon and
early evening. A few of these storms may contain 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. Reports should be submitted by
phone by calling 1-866-215-4324, social media, by email at
rnk.skywarn@noaa.gov or online at www.weather.gov/rnk.

NCZ003>005-019-020-VAZ017-032>035-043>045-091430-
Surry-Stokes-Rockingham-Wilkes-Yadkin-Floyd-Patrick-Franklin-Bedford-
Amherst-Henry-Pittsylvania-Campbell-
1022 AM EDT Wed Sep 8 2021

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.

Isolated to scattered thunderstorms are expected this afternoon and
early evening. A few of these storms may contain damaging winds. Hail
may also accompany one or two of the storms.

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

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed. Reports should be submitted by
phone by calling 1-866-215-4324, social media, by email at
rnk.skywarn@noaa.gov or online at www.weather.gov/rnk.

NCZ006-VAZ046-047-058-059-091430-
Caswell-Appomattox-Buckingham-Halifax-Charlotte-
1022 AM EDT Wed Sep 8 2021

This Hazardous Weather Outlook is for north central North Carolina,
central Virginia and south central Virginia.

.DAY ONE...Today and tonight.

Isolated to scattered thunderstorms are expected this afternoon and
early evening. A few of these storms may contain damaging winds. Hail
may also accompany one or two of the storms. An isolated tornado is
also possible.

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

Hazardous weather is not expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed. Reports should be submitted by
phone by calling 1-866-215-4324, social media, by email at
rnk.skywarn@noaa.gov or online at www.weather.gov/rnk.

In the hours before

Special weather statement, Sep 8, 10:00 AM EDT, 1 hour 49 minutes before
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Special weather statement, Sep 8, 10:48 AM EDT, 1 hour 1 minute before
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Special weather statement, Sep 8, 11:07 AM EDT, 42 minutes before
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Special weather statement, Sep 8, 11:49 AM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 10:48 AM EDTSpecial Weather StatementRNKCity of Danville42 min
Sep 8, 1:21 PM EDTSpecial Weather StatementRNKCarroll54 min
Sep 8, 1:24 PM EDTSevere Thunderstorm WarningRNKCarroll37 min
Sep 8, 1:32 PM EDTSevere Thunderstorm WarningRNKCarroll58 min
Sep 8, 2:02 PM EDTSpecial Weather StatementRNKFloyd43 min
Sep 8, 2:20 PM EDTSevere Thunderstorm WarningRNKPatrick26 min
Sep 8, 2:22 PM EDTSpecial Weather StatementRNKFloyd23 min
Sep 8, 2:43 PM EDTSevere Thunderstorm WarningRNKFloyd, Franklin30 min
Sep 8, 2:51 PM EDTSpecial Weather StatementRNKBedford39 min
Sep 8, 3:15 PM EDTSpecial Weather StatementRNKFranklin45 min
Sep 8, 3:19 PM EDTSpecial Weather StatementRNKBedford41 min
Sep 8, 3:24 PM EDTSevere Thunderstorm WarningRNKBedford, Botetourt, Rockbridge36 min
Sep 8, 4:10 PM EDTSpecial Weather StatementRNKCity of Buena Vista35 min
Sep 8, 10:00 AM EDTSpecial Weather StatementRNKCaswell, Rockingham, Stokes60 min
Sep 8, 11:07 AM EDTSpecial Weather StatementRNKPerson38 min
Sep 8, 12:34 PM EDTSpecial Weather StatementRNKAlleghany56 min
Sep 8, 12:35 PM EDTSpecial Weather StatementRNKWilkes40 min
Sep 8, 1:27 PM EDTSpecial Weather StatementRNKSurry63 min
Sep 8, 1:47 PM EDTTornado WarningRNKSurry28 min
Sep 8, 2:15 PM EDTSevere Thunderstorm WarningRNKSurry, Wilkes29 min
Sep 8, 2:34 PM EDTSpecial Weather StatementRNKWilkes56 min
Sep 8, 2:54 PM EDTSpecial Weather StatementRNKSurry51 min
Sep 8, 3:04 PM EDTSevere Thunderstorm WarningRNKWilkes56 min
Sep 8, 3:31 PM EDTSevere Thunderstorm WarningRNKSurry, Yadkin33 min
Sep 8, 4:03 PM EDTSpecial Weather StatementRNKWilkes27 min
Sep 8, 6:06 PM EDTSpecial Weather StatementRNKYadkin24 min
Sep 8, 6:34 PM EDTSpecial Weather StatementRNKForsyth26 min
Sep 8, 7:01 PM EDTSpecial Weather StatementRNKStokes29 min
Sep 8, 7:40 PM EDTSpecial Weather StatementRNKStokes35 min
Sep 8, 6:28 PM EDTSpecial Weather StatementRNKGreenbrier32 min

Nearby

Special Weather Statements in Virginia, 2021Every special weather statement in 2021

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.