Alert archive / North Carolina / Tornado Warnings in 2011
Tornado Warning 63, NWS Blacksburg, VA
NWS Blacksburg, VA issued this tornado warning at Sep 5, 2011, 3:57 PM EDT for Alleghany County, Ashe County, Wilkes County, North Carolina. It was in force for 33 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Sep 5, 2011, 3:57 PM EDT (19:57 UTC)
- Expired
- Sep 5, 2011, 4:30 PM EDT
- In force
- 33 min
- Issued by
- NWS Blacksburg, VA
- Area
- Storm-based polygon
Counties Alleghany County, NC, Ashe County, NC, Wilkes County, NC
The radar
The Roanoke radar (KFCX), 107 km from the middle of the area, began a volume at 20:01 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 5, 4:01 PM EDT | TSTM WND DMG | Sse Laurel Springs, NC | ONE TREE DOWN ON ROUTE 88 NEAR LAUREL SPRINGS |
| Sep 5, 4:19 PM EDT | TSTM WND DMG | 3 S Sparta, NC | ONE TREE DOWN ON PINE SWAMP ROAD |
| Sep 5, 4:24 PM EDT | TSTM WND DMG | 5 Ese Sparta, NC | ONE TREE DOWN ON GLADE VALLEY ROAD ALONG ROUTE 21 |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.0 hours before the alert went out and 120 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
- 109 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 689 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 48 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
097
WFUS51 KRNK 051957
TORRNK
NCC005-009-193-052030-
/O.NEW.KRNK.TO.W.0063.110905T1957Z-110905T2030Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
357 PM EDT MON SEP 5 2011
THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL ALLEGHANY COUNTY IN NORTHWEST NORTH CAROLINA
SOUTHEASTERN ASHE COUNTY IN NORTHWEST NORTH CAROLINA
NORTHERN WILKES COUNTY IN NORTHWEST NORTH CAROLINA
* UNTIL 430 PM EDT.
* AT 356 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR WILBAR...
MOVING NORTHEAST AT 30 MPH.
* LOCATIONS IMPACTED INCLUDE...
MC GRADY...
DOUGHTON PARK...
WHITEHEAD...
SPARTA...
GLADE VALLEY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST
DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
WHEN IT IS SAFE TO DO SO...PLEASE RELAY YOUR SEVERE WEATHER REPORTS
TO THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE AT...1...8 6
6...2 1 5...4 3 2 4.
&&
LAT...LON 3619 8127 3631 8144 3657 8119 3657 8117
3646 8096 3643 8097
TIME...MOT...LOC 1958Z 220DEG 28KT 3632 8128
$$
AMS3 follow-up statements
054
WWUS51 KRNK 052007
SVSRNK
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
407 PM EDT MON SEP 5 2011
NCC005-009-193-052030-
/O.CON.KRNK.TO.W.0063.000000T0000Z-110905T2030Z/
ALLEGHANY NC-ASHE NC-WILKES NC-
407 PM EDT MON SEP 5 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR CENTRAL
ALLEGHANY...EASTERN ASHE AND NORTHERN WILKES COUNTIES...
AT 405 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR MC GRADY...MOVING
NORTHEAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
MC GRADY...
LAUREL SPRINGS...
DOUGHTON PARK...
WHITEHEAD...
GLADE VALLEY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
&&
LAT...LON 3635 8135 3657 8119 3657 8117 3646 8096
3645 8097 3643 8097 3625 8119
TIME...MOT...LOC 2007Z 225DEG 25KT 3636 8123
$$
AMS908
WWUS51 KRNK 052017
SVSRNK
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
417 PM EDT MON SEP 5 2011
NCC005-009-193-052030-
/O.CON.KRNK.TO.W.0063.000000T0000Z-110905T2030Z/
ALLEGHANY NC-ASHE NC-WILKES NC-
417 PM EDT MON SEP 5 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR CENTRAL
ALLEGHANY...EASTERN ASHE AND NORTHERN WILKES COUNTIES...
AT 414 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR DOUGHTON PARK...OR
NEAR LAUREL SPRINGS...MOVING NORTHEAST AT 30 MPH.
LOCATIONS IMPACTED INCLUDE...
DOUGHTON PARK...
WHITEHEAD...
GLADE VALLEY...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HEAVY RAINFALL MAY OBSCURE THIS TORNADO. TAKE COVER NOW! IF YOU WAIT
TO SEE OR HEAR IT COMING...IT MAY BE TOO LATE TO GET TO A SAFE PLACE.
&&
LAT...LON 3635 8135 3657 8119 3657 8117 3646 8096
3645 8097 3643 8097 3625 8119
TIME...MOT...LOC 2017Z 225DEG 25KT 3641 8117
$$
AMS532
WWUS51 KRNK 052027
SVSRNK
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
427 PM EDT MON SEP 5 2011
NCC005-009-193-052036-
/O.EXP.KRNK.TO.W.0063.000000T0000Z-110905T2030Z/
ALLEGHANY NC-ASHE NC-WILKES NC-
427 PM EDT MON SEP 5 2011
...THE TORNADO WARNING FOR CENTRAL ALLEGHANY...EASTERN ASHE AND
NORTHERN WILKES COUNTIES EXPIRES AT 430 PM EDT...
THE STORM HAS WEAKENED BUT WILL CONTINUE TO BE MONITORED CLOSELY FOR
ANY ADDITIONAL DEVELOPMENT.
TO REPORT SEVERE WEATHER...PLEASE CONTACT THE NATIONAL WEATHER
SERVICE IN BLACKSBURG AT...1...8 6 6...2 1 5...4 3 2 4. ONCE AGAIN
THAT NUMBER IS 1...8 6 6...2 1 5...4 3 2 4.
LAT...LON 3635 8135 3657 8119 3657 8117 3646 8096
3645 8097 3643 8097 3625 8119
TIME...MOT...LOC 2026Z 225DEG 25KT 3649 8111
$$
AMSThe office that day
Everything else NWS Blacksburg, VA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 5, 3:53 PM EDT | Special Weather Statement | RNK | Alleghany | 52 min |
| Sep 5, 4:48 PM EDT | Tornado Warning | RNK | Rockingham | 27 min |
| Sep 5, 5:13 PM EDT | Special Weather Statement | RNK | Alleghany | 32 min |
| Sep 5, 5:31 PM EDT | Tornado Warning | RNK | Alleghany, Surry, Wilkes | 29 min |
| Sep 5, 7:38 PM EDT | Special Weather Statement | RNK | Wilkes | 37 min |
Nearby
Tornado Warnings in North Carolina, 2011Every tornado warning in 2011Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.