Alert archive / Virginia / Special Weather Statements in 2012
Special Weather Statement, NWS Blacksburg, VA
NWS Blacksburg, VA issued this special weather statement at Mar 23, 2012, 6:45 PM EDT for Patrick County, Virginia. It was in force for 30 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
- Mar 23, 2012, 6:45 PM EDT (22:45 UTC)
- Expired
- Mar 23, 2012, 7:15 PM EDT
- In force
- 30 min
- Issued by
- NWS Blacksburg, VA
County Patrick County, VA
The radar
The Roanoke radar (KFCX), 32 km from the middle of the area, began a volume at 22:47 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.8 hours before the alert went out and 89 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
- 130 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 919 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 23 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 Mar 23, 6:30 PM EDT, 15 minutes earlier.
Area forecast discussion, Mar 23, 6:30 PM EDT, 15 minutes before
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</html>Hazardous weather outlook, Mar 23, 4:45 AM EDT, 14 hours before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BLACKSBURG VA 445 AM EDT FRI MAR 23 2012 NCZ003>006-019-020-VAZ014-016>018-022>024-032>035-043>047-058-059- 240845- SURRY-STOKES-ROCKINGHAM-CASWELL-WILKES-YADKIN-MONTGOMERY-CARROLL- FLOYD-CRAIG-ROANOKE-BOTETOURT-ROCKBRIDGE-PATRICK-FRANKLIN-BEDFORD- AMHERST-HENRY-PITTSYLVANIA-CAMPBELL-APPOMATTOX-BUCKINGHAM-HALIFAX- CHARLOTTE- 445 AM EDT FRI MAR 23 2012 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. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. STRONG TO SEVERE THUNDERSTORMS ALONG WITH HEAVY RAINFALL MAY OCCUR SATURDAY INTO SATURDAY NIGHT. ADDITIONAL HEAVY RAIN IS ALSO POSSIBLE ON SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME. NCZ001-002-018-VAZ007-009>013-015-019-020-WVZ042>045-240845- ASHE-ALLEGHANY NC-WATAUGA-TAZEWELL-SMYTH-BLAND-GILES-WYTHE-PULASKI- GRAYSON-ALLEGHANY VA-BATH-MERCER-SUMMERS-MONROE-GREENBRIER- 445 AM EDT FRI MAR 23 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST NORTH CAROLINA...SOUTHWEST VIRGINIA...WEST CENTRAL VIRGINIA AND SOUTHEAST WEST VIRGINIA. .DAY ONE...TODAY AND TONIGHT. THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY. SHOWERS AND THUNDERSTORMS MAY PRODUCE PERIODS OF HEAVY RAINFALL SATURDAY INTO SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
In the hours before
Special weather statement, Mar 23, 5:29 PM EDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BLACKSBURG VA 529 PM EDT FRI MAR 23 2012 NCZ003-019-020-232200- SURRY NC-WILKES NC-YADKIN NC- 529 PM EDT FRI MAR 23 2012 ...A STRONG THUNDERSTORM WILL AFFECT SURRY...WILKES AND YADKIN COUNTIES... AT 526 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 4 MILES SOUTH OF RONDA...MOVING NORTHEAST AT 20 MPH. WIND GUSTS TO 30 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 RONDA AROUND 535 PM...SWANCREEK AROUND 540 PM...PLEASANT HILL AROUND 545 PM AND JONESVILLE AROUND 550 PM. LAT...LON 3634 8083 3624 8073 3613 8095 3617 8100 DS
Special weather statement, Mar 23, 5:51 PM EDT, 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BLACKSBURG VA 551 PM EDT FRI MAR 23 2012 NCZ003-232215- SURRY NC- 551 PM EDT FRI MAR 23 2012 ...A STRONG THUNDERSTORM WILL AFFECT SURRY COUNTY... AT 548 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 3 MILES SOUTH OF BOTTOM...MOVING NORTHEAST AT 10 MPH. WIND GUSTS TO 30 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 PINE RIDGE AROUND 610 PM. LAT...LON 3653 8072 3648 8064 3642 8074 3645 8078 DS
Special weather statement, Mar 23, 6:13 PM EDT, 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
613 PM EDT FRI MAR 23 2012
VAZ016-032-232245-
CARROLL VA-PATRICK VA-
613 PM EDT FRI MAR 23 2012
...A STRONG THUNDERSTORM WILL AFFECT CARROLL AND PATRICK COUNTIES...
AT 609 PM EDT...A STRONG THUNDERSTORM WAS LOCATED OVER CANA...MOVING
NORTHEAST AT 20 MPH.
WIND GUSTS TO 30 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 GROUNDHOG MOUNTAIN AROUND 640 PM.
LAT...LON 3656 8068 3656 8071 3657 8072 3671 8062
3666 8050 3656 8061 3656 8067
DSSpecial weather statement, Mar 23, 6:21 PM EDT, 24 minutes before
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</html>Special weather statement, Mar 23, 6:45 PM 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 |
|---|---|---|---|---|
| Mar 23, 1:19 PM EDT | Special Weather Statement | RNK | Carroll, Grayson, City of Galax | 56 min |
| Mar 23, 2:17 PM EDT | Special Weather Statement | RNK | Carroll | 28 min |
| Mar 23, 2:19 PM EDT | Special Weather Statement | RNK | Rockbridge | 26 min |
| Mar 23, 2:23 PM EDT | Special Weather Statement | RNK | Pulaski | 37 min |
| Mar 23, 5:14 PM EDT | Special Weather Statement | RNK | Patrick | 31 min |
| Mar 23, 6:13 PM EDT | Special Weather Statement | RNK | Carroll | 32 min |
| Mar 23, 6:46 PM EDT | Special Weather Statement | RNK | Wythe | 29 min |
| Mar 23, 4:29 PM EDT | Special Weather Statement | RNK | Wilkes | 61 min |
| Mar 23, 5:29 PM EDT | Special Weather Statement | RNK | Yadkin | 31 min |
| Mar 23, 5:51 PM EDT | Special Weather Statement | RNK | Surry | 24 min |
| Mar 23, 6:21 PM EDT | Special Weather Statement | RNK | Caldwell | 24 min |
| Mar 23, 6:43 PM EDT | Special Weather Statement | RNK | Wilkes | 32 min |
| Mar 23, 7:15 PM EDT | Special Weather Statement | RNK | Wilkes | 30 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.