Alert archive / Virginia / Special Weather Statements in 2011
Special Weather Statement, NWS Blacksburg, VA
NWS Blacksburg, VA issued this special weather statement at Sep 28, 2011, 2:13 AM EDT for Campbell County, Pittsylvania County, Virginia. It was in force for 47 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 28, 2011, 2:13 AM EDT (06:13 UTC)
- Expired
- Sep 28, 2011, 3:00 AM EDT
- In force
- 47 min
- Issued by
- NWS Blacksburg, VA
Counties Campbell County, VA, Pittsylvania County, VA
The radar
The Roanoke radar (KFCX), 109 km from the middle of the area, began a volume at 06:13 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, 6.2 hours before the alert went out and 45 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1971 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 40 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</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 Sep 28, 1:50 AM EDT, 23 minutes earlier.
Area forecast discussion, Sep 28, 1:50 AM EDT, 23 minutes before
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</html>Hazardous weather outlook, Sep 28, 12:16 AM EDT, 1 hour 57 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BLACKSBURG VA 1216 AM EDT WED SEP 28 2011 NCZ001-002-018-VAZ007-009>020-022>024-WVZ042>045-290430- ASHE-ALLEGHANY NC-WATAUGA-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI- MONTGOMERY-GRAYSON-CARROLL-FLOYD-CRAIG-ALLEGHANY VA-BATH-ROANOKE- BOTETOURT-ROCKBRIDGE-MERCER-SUMMERS-MONROE-GREENBRIER- 1216 AM EDT WED SEP 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST NORTH CAROLINA...SOUTHWEST VIRGINIA...WEST CENTRAL VIRGINIA AND SOUTHEAST WEST VIRGINIA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. MUCH COLDER AIR WILL SURGE INTO THE AREA OVER THE WEEKEND. THIS MAY RESULT IN FROST AND/OR FREEZE CONDITIONS ESPECIALLY ACROSS THE VALLEYS EARLY SUNDAY AND MONDAY MORNINGS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. NCZ005-006-VAZ035-043>047-058-059-290430- ROCKINGHAM-CASWELL-AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX- BUCKINGHAM-HALIFAX-CHARLOTTE- 1216 AM EDT WED SEP 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH CAROLINA...CENTRAL VIRGINIA AND SOUTH CENTRAL VIRGINIA. .DAY ONE...TONIGHT. ISOLATED STRONG THUNDERSTORMS ARE POSSIBLE EARLY THIS MORNING. THE STRONGER STORMS COULD BRING ISOLATED DAMAGING WINDS OR LARGE HAIL...IN ADDITION TO LOCALLY HEAVY DOWNPOURS. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. NCZ003-004-019-020-VAZ032>034-290430- SURRY-STOKES-WILKES-YADKIN-PATRICK-FRANKLIN-BEDFORD- 1216 AM EDT WED SEP 28 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH CENTRAL NORTH CAROLINA...NORTHWEST NORTH CAROLINA...SOUTH CENTRAL VIRGINIA...SOUTHWEST VIRGINIA AND WEST CENTRAL VIRGINIA. .DAY ONE...TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Special weather statement, Sep 28, 12:03 AM EDT, 2 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1203 AM EDT WED SEP 28 2011
VAZ033-034-044-280500-
BEDFORD VA-FRANKLIN VA-PITTSYLVANIA VA-
1203 AM EDT WED SEP 28 2011
...A STRONG THUNDERSTORM WILL AFFECT BEDFORD...FRANKLIN AND
PITTSYLVANIA COUNTIES...
AT 1201 AM EDT...A STRONG THUNDERSTORM WAS LOCATED 5 MILES SOUTHWEST
OF PENHOOK...MOVING NORTHEAST AT 20 MPH.
WIND GUSTS TO 50 MPH AND PEA-SIZED HAIL ARE POSSIBLE WITH THIS STORM.
THIS STORM WILL BE NEAR SOUTHERN SMITH MOUNTAIN LAKE AROUND 1215
AM...AJAX AROUND 1220 AM...PITTSVILLE AROUND 1230 AM...SMITH MOUNTAIN
LAKE STATE PARK AROUND 1235 AM...HUDDLESTON AROUND 1255 AM AND
LEESVILLE AROUND 100 AM.
LAT...LON 3690 7944 3688 7965 3698 7980 3724 7945
3717 7937 3706 7944 3706 7941 3709 7941
3710 7937 3712 7939 3712 7934 3713 7934
3707 7925Special weather statement, Sep 28, 12:43 AM EDT, 1 hour 30 minutes before
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</html>Special weather statement, Sep 28, 1:16 AM EDT, 57 minutes before
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</html>Special weather statement, Sep 28, 2:13 AM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 12:03 AM EDT | Special Weather Statement | RNK | Bedford | 57 min |
| Sep 28, 12:11 AM EDT | Severe Thunderstorm Warning | RNK | Bedford, Campbell, Franklin, Pittsylvania | 26 min |
| Sep 28, 12:43 AM EDT | Special Weather Statement | RNK | Campbell | 32 min |
| Sep 28, 1:16 AM EDT | Special Weather Statement | RNK | Pittsylvania, City of Danville | 44 min |
| Sep 28, 1:43 AM EDT | Areal Flood Advisory | RNK | Pittsylvania, City of Danville | 4 hr |
| Sep 28, 2:40 AM EDT | Areal Flood Advisory | RNK | Campbell, Charlotte, Halifax, Pittsylvania | 3 hr |
| Sep 28, 2:46 AM EDT | Special Weather Statement | RNK | Buckingham | 44 min |
| Sep 28, 3:04 AM EDT | Special Weather Statement | RNK | Charlotte | 26 min |
| Sep 28, 12:57 AM EDT | Special Weather Statement | RNK | Caswell | 48 min |
Nearby
Special Weather Statements in Virginia, 2011Every 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.