Alert archive / Virginia / Special Weather Statements in 2012

Special Weather Statement, NWS Blacksburg, VA

July 9, 20124 counties in Virginia

NWS Blacksburg, VA issued this special weather statement at Jul 9, 2012, 2:30 PM EDT for 4 counties in Virginia. It was in force for 60 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
Jul 9, 2012, 2:30 PM EDT (18:30 UTC)
Expired
Jul 9, 2012, 3:30 PM EDT
In force
60 min
Issued by
NWS Blacksburg, VA

Counties Amherst County, VA, City of Buena Vista, VA, City of Lexington, VA, Rockbridge County, VA

The radar

The Roanoke radar (KFCX), 119 km from the middle of the area, began a volume at 18:32 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, 6.5 hours before the alert went out and 63 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 2012-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 43 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 2012-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -16 square meters per square second.1939Sfc1 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
43 J/kg
Mixed-layer CIN
-217 J/kg
Mixed-layer LCL
1063 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-16 m²/s²
0-3 km storm-relative helicity
68 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 Jul 9, 1:17 PM EDT, 1 hour 13 minutes earlier.

Area forecast discussion, Jul 9, 1:17 PM EDT, 1 hour 13 minutes before
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Hazardous weather outlook, Jul 9, 9:12 AM EDT, 5 hours 18 minutes before
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In the hours before

Local storm report, Jul 9, 11:09 AM EDT, 3 hours 21 minutes before
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Special weather statement, Jul 9, 1:03 PM EDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
103 PM EDT MON JUL 9 2012

VAZ019-020-WVZ045-091730-
ALLEGHANY VA-BATH VA-GREENBRIER WV-
103 PM EDT MON JUL 9 2012

...A STRONG THUNDERSTORM WILL AFFECT ALLEGHANY...BATH AND GREENBRIER
COUNTIES...

AT 100 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 4 MILES SOUTHEAST
OF NEOLA...MOVING EAST AT 20 MPH.

WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THIS STORM. FREQUENT CLOUD TO
GROUND LIGHTNING IS ASSOCIATED WITH THIS STORM. IF YOU ARE OUT ON THE
WATER GET BACK TO LAND AND FIND A SAFE BUILDING OR SAFE VEHICLE.

THIS STORM WILL BE NEAR NATURAL WELL AROUND 115 PM...CALLISON AROUND
120 PM...CARLOOVER AROUND 125 PM AND HOLLINS AROUND 130 PM.

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

LAT...LON 3795 7959 3792 7961 3779 7979 3780 7982
      3775 7987 3773 7990 3781 8023 3804 8013

AMS
Special weather statement, Jul 9, 1:21 PM EDT, 1 hour 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
121 PM EDT MON JUL 9 2012

VAZ011-WVZ042>044-091745-
GILES VA-MERCER WV-MONROE WV-SUMMERS WV-
121 PM EDT MON JUL 9 2012

...A STRONG THUNDERSTORM WILL AFFECT GILES...MERCER...MONROE AND
SUMMERS COUNTIES...

AT 118 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 7 MILES SOUTH OF
PIPESTEM...MOVING EAST AT 20 MPH.

WIND GUSTS TO 40 MPH 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. IF ON OR NEAR
BLUESTONE LAKE...GET OUT OF THE WATER AND MOVE INDOORS OR INSIDE A
VEHICLE. SUDDEN WIND GUSTS MAY BE STRONG ENOUGH TO CAPSIZE YOUR
VESSEL.

THIS STORM WILL BE NEAR WILLOWTON AROUND 130 PM...GLEN LYN AROUND 135
PM...RICH CREEK AROUND 140 PM AND PETERSTOWN AROUND 145 PM.

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

LAT...LON 3747 8057 3725 8065 3733 8106 3752 8098
Special weather statement, Jul 9, 1:41 PM EDT, 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
141 PM EDT MON JUL 9 2012

VAZ019-WVZ045-091815-
ALLEGHANY VA-GREENBRIER WV-
141 PM EDT MON JUL 9 2012

...A STRONG THUNDERSTORM WILL AFFECT ALLEGHANY AND GREENBRIER
COUNTIES...

AT 139 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 4 MILES WEST OF
WHITE SULPHUR SPRINGS...MOVING EAST AT 20 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THIS STORM.

THIS STORM WILL BE NEAR WHITE SULPHUR SPRINGS AROUND 150 PM...
ALLEGHANY AROUND 200 PM AND CALLAGHAN AROUND 215 PM.

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

LAT...LON 3789 8000 3764 8006 3767 8029 3769 8030
      3769 8034 3771 8035 3769 8037 3771 8039
      3770 8043 3770 8049 3789 8039

AMS
Special weather statement, Jul 9, 2:12 PM EDT, 18 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
212 PM EDT MON JUL 9 2012

VAZ019-023-024-091845-
ALLEGHANY VA-BOTETOURT VA-ROCKBRIDGE VA-
212 PM EDT MON JUL 9 2012

...A STRONG THUNDERSTORM WILL AFFECT ALLEGHANY...BOTETOURT AND
ROCKBRIDGE COUNTIES...

AT 209 PM EDT...A STRONG THUNDERSTORM WAS LOCATED OVER COVINGTON
CITY...MOVING EAST AT 30 MPH.

WIND GUSTS TO 40 MPH 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 HOLLINS AROUND 220 PM...CLIFTON FORGE CITY
AROUND 230 PM...GLEN WILTON AROUND 235 PM...EAGLE ROCK AROUND 240 PM
AND COLLIERSTOWN AROUND 245 PM.

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

LAT...LON 3781 7953 3753 7972 3762 8003 3765 8002
      3766 8003 3764 8007 3765 8012 3787 8001

AMS
Special weather statement, Jul 9, 2:30 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
230 PM EDT MON JUL 9 2012

VAZ024-035-091930-
AMHERST VA-ROCKBRIDGE VA-
230 PM EDT MON JUL 9 2012

...A STRONG THUNDERSTORM WILL AFFECT AMHERST AND ROCKBRIDGE
COUNTIES...

AT 228 PM EDT...A STRONG THUNDERSTORM WAS LOCATED OVER LEXINGTON
CITY...MOVING EAST AT 15 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 ROCKBRIDGE BATHS AROUND 245 PM...BUENA VISTA
CITY AROUND 255 PM...FAIRFIELD...AND BROWNSBURG AROUND 310 PM...
CORNWALL AROUND 315 PM...ORONOCO AROUND 320 PM AND PLEASANT VIEW
AROUND 325 PM.

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

LAT...LON 3789 7915 3782 7916 3777 7906 3772 7906
      3770 7899 3763 7893 3762 7894 3760 7943
      3762 7944 3760 7946 3760 7958 3761 7959
      3789 7961 3798 7929

KK

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 8:15 PM EDTSpecial Weather StatementRNKAmherst, Bedford60 min
Jul 8, 8:58 PM EDTSpecial Weather StatementRNKCampbell62 min
Jul 8, 9:20 PM EDTSpecial Weather StatementRNKBedford40 min
Jul 8, 9:32 PM EDTAreal Flood AdvisoryRNKAppomattox, Campbell3 hr
Jul 8, 9:46 PM EDTSpecial Weather StatementRNKAppomattox, Charlotte59 min
Jul 8, 9:55 PM EDTSpecial Weather StatementRNKPatrick65 min
Jul 8, 11:05 PM EDTSpecial Weather StatementRNKCharlotte, Halifax, City of Danville55 min
Jul 8, 11:08 PM EDTSpecial Weather StatementRNKCity of Martinsville67 min
Jul 8, 11:17 PM EDTSpecial Weather StatementRNKGrayson58 min
Jul 9, 12:16 AM EDTSpecial Weather StatementRNKGrayson29 min
Jul 9, 12:17 AM EDTSpecial Weather StatementRNKCity of Danville28 min
Jul 9, 12:23 AM EDTAreal Flood AdvisoryRNKCity of Danville106 min
Jul 9, 12:48 AM EDTSpecial Weather StatementRNKCity of Danville27 min
Jul 9, 12:49 AM EDTSpecial Weather StatementRNKPatrick26 min
Jul 9, 1:03 PM EDTSpecial Weather StatementRNKAlleghany, City of Covington27 min
Jul 9, 1:21 PM EDTSpecial Weather StatementRNKGiles24 min
Jul 9, 1:41 PM EDTSpecial Weather StatementRNKAlleghany34 min
Jul 9, 2:12 PM EDTSpecial Weather StatementRNKAlleghany, Botetourt, City of Covington33 min
Jul 9, 3:25 PM EDTSpecial Weather StatementRNKBedford, Botetourt, City of Lynchburg65 min
Jul 9, 3:45 PM EDTSpecial Weather StatementRNKAppomattox, Campbell60 min
Jul 9, 4:13 PM EDTSevere Thunderstorm WarningRNKAppomattox, Campbell, Charlotte62 min
Jul 9, 4:49 PM EDTSpecial Weather StatementRNKCampbell56 min
Jul 9, 4:51 PM EDTSpecial Weather StatementRNKCity of Martinsville54 min
Jul 9, 4:59 PM EDTSpecial Weather StatementRNKFranklin61 min
Jul 9, 5:08 PM EDTSpecial Weather StatementRNKRoanoke67 min
Jul 9, 6:07 PM EDTSpecial Weather StatementRNKFranklin53 min
Jul 9, 6:24 PM EDTSpecial Weather StatementRNKFloyd51 min
Jul 9, 7:17 PM EDTSpecial Weather StatementRNKHenry, Patrick, City of Martinsville58 min
Jul 8, 9:11 PM EDTSpecial Weather StatementRNKAlleghany34 min
Jul 8, 9:31 PM EDTSpecial Weather StatementRNKWatauga44 min
Jul 9, 12:19 AM EDTSpecial Weather StatementRNKWilkes26 min
Jul 9, 12:20 AM EDTSpecial Weather StatementRNKSurry25 min
Jul 9, 12:46 AM EDTSpecial Weather StatementRNKWilkes29 min
Jul 9, 12:47 AM EDTSpecial Weather StatementRNKSurry58 min
Jul 9, 1:14 AM EDTSpecial Weather StatementRNKYadkin31 min
Jul 9, 1:15 AM EDTSpecial Weather StatementRNKSurry30 min
Jul 9, 4:55 PM EDTSpecial Weather StatementRNKYadkin65 min
Jul 9, 5:49 PM EDTSpecial Weather StatementRNKCaswell56 min
Jul 9, 6:29 PM EDTSevere Thunderstorm WarningRNKCaswell61 min
Jul 9, 7:14 PM EDTAreal Flood AdvisoryRNKCaswell106 min

Nearby

Special Weather Statements in Virginia, 2012Every special weather statement in 2012

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.