Alert archive / North Carolina / Tornado Warnings in 2011
Tornado Warning 43, NWS Raleigh, NC
NWS Raleigh, NC issued this tornado warning at Aug 14, 2011, 6:24 PM EDT for Forsyth County, North Carolina. It was in force for 51 min. 5 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
- Aug 14, 2011, 6:24 PM EDT (22:24 UTC)
- Expired
- Aug 14, 2011, 7:15 PM EDT
- In force
- 51 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
County Forsyth County, NC
The radar
The Roanoke radar (KFCX), 96 km from the middle of the area, began a volume at 22:26 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 |
|---|---|---|---|
| Aug 14, 6:30 PM EDT | FUNNEL CLOUD | 3 Ene Donnaha, NC | IN TOBACCOVILLE |
| Aug 14, 6:30 PM EDT | HAIL 1.75 | 3 Ene Donnaha, NC | IN TOBACCOVILLE |
| Aug 14, 6:45 PM EDT | TSTM WND DMG | 1 E Stanleyville, NC | TREE DOWN |
| Aug 14, 7:00 PM EDT | TSTM WND GST 58 | 3 Wnw Walkertown, NC | |
| Aug 14, 7:02 PM EDT | TSTM WND DMG | 3 Wnw Walkertown, NC | 18 TREE DOWN ON DAVIS RD NEAR CREASON CIRCLE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 14, 2:07 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.4 hours before the alert went out and 35 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
- NaN m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
916
WFUS52 KRAH 142224
TORRAH
NCC067-142315-
/O.NEW.KRAH.TO.W.0043.110814T2224Z-110814T2315Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
624 PM EDT SUN AUG 14 2011
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
* TORNADO WARNING FOR...
FORSYTH COUNTY IN CENTRAL NORTH CAROLINA
* UNTIL 715 PM EDT
* AT 623 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO OVER DONNAHA...OR OVER KING...MOVING SOUTHEAST AT 20 MPH.
* LOCATIONS IMPACTED INCLUDE...
RURAL HALL...
PFAFFTOWN...STANLEYVILLE...
WINSTON-SALEM...
SEDGE GARDEN...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER. IF NO SHELTER IS
AVAILABLE LIE DOWN IN A LOW LYING AREA. PROTECT YOURSELF FROM FLYING
DEBRIS.
PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING...1...8 7 7...6 3 3...6 7 7 2 OR NOTIFY YOUR LOCAL LAW
ENFORCEMENT AGENCY.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR CENTRAL NORTH CAROLINA.
&&
LAT...LON 3627 8040 3626 8006 3626 8003 3602 8005
3601 8006 3603 8013 3602 8021 3600 8022
3616 8045 3621 8045 3623 8044 3624 8046
3626 8046
TIME...MOT...LOC 2224Z 317DEG 17KT 3623 8040
$$
234 follow-up statements
193
WWUS52 KRAH 142239
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
639 PM EDT SUN AUG 14 2011
NCC067-142315-
/O.CON.KRAH.TO.W.0043.000000T0000Z-110814T2315Z/
FORSYTH NC-
639 PM EDT SUN AUG 14 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR FORSYTH
COUNTY...
AT 633 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR RURAL HALL...OR
NEAR KING...MOVING EAST AT 25 MPH.
HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
LOCATIONS IN THE PATH OF THE STORM INCLUDE...
PFAFFTOWN...STANLEYVILLE...WALKERTOWN...SEDGE GARDEN...BELEWS CREEK
AND KERNERSVILLE.
WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 7 7...6 3 3...6 7 7 2.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR CENTRAL NORTH CAROLINA.
LAT...LON 3627 8040 3626 8006 3626 8003 3602 8005
3601 8006 3603 8013 3602 8021 3600 8022
3616 8045 3621 8045 3623 8044 3624 8046
3626 8046
TIME...MOT...LOC 2238Z 290DEG 20KT 3622 8028
$$
23701
WWUS52 KRAH 142254
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
654 PM EDT SUN AUG 14 2011
NCC067-142315-
/O.CON.KRAH.TO.W.0043.000000T0000Z-110814T2315Z/
FORSYTH NC-
654 PM EDT SUN AUG 14 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR FORSYTH
COUNTY...
AT 649 PM EDT...THE PUBLIC REPORTED A TORNADO. THIS TORNADO WAS
LOCATED NEAR STANLEYVILLE...OR 7 MILES NORTH OF WINSTON-SALEM...
MOVING SOUTHEAST AT 15 MPH.
HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
GOLF BALL SIZED HAIL.
LOCATIONS IN THE PATH OF THE STORM INCLUDE... WALKERTOWN...SEDGE
GARDEN...KERNERSVILLE AND BELEWS CREEK.
SEVERAL SIGHTINGS OF FUNNEL CLOUDS HAVE BEEN REPORTED WITH THIS
STORM. GOLF BALL SIZE HAIL HAS ALSO BEEN REPORTED WITH THIS STORM.
TAKE COVER NOW! IF A BASEMENT IS NOT AVAILABLE...MOVE TO AN INTERIOR
ROOM OR HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS AND
EXTERIOR WALLS.
WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 7 7...6 3 3...6 7 7 2.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR CENTRAL NORTH CAROLINA.
LAT...LON 3627 8040 3626 8006 3626 8003 3602 8005
3601 8006 3603 8013 3602 8021 3600 8022
3616 8045 3621 8045 3623 8044 3624 8046
3626 8046
TIME...MOT...LOC 2253Z 303DEG 13KT 3619 8024
$$
23282
WWUS52 KRAH 142304
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
704 PM EDT SUN AUG 14 2011
NCC067-142315-
/O.CON.KRAH.TO.W.0043.000000T0000Z-110814T2315Z/
FORSYTH NC-
704 PM EDT SUN AUG 14 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR EASTERN
FORSYTH COUNTY...
AT 659 PM EDT...THE PUBLIC REPORTED A TORNADO. THIS TORNADO WAS
LOCATED NEAR WALKERTOWN...OR 6 MILES NORTHEAST OF WINSTON-SALEM...
MOVING SOUTHEAST AT 25 MPH.
HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
GOLF BALL SIZED HAIL.
LOCATIONS IN THE PATH OF THE STORM INCLUDE... BELEWS CREEK...SEDGE
GARDEN AND KERNERSVILLE.
SEVERAL SIGHTINGS OF FUNNEL CLOUDS HAVE BEEN REPORTED WITH THIS
STORM. TAKE COVER NOW! IF A BASEMENT IS NOT AVAILABLE...MOVE TO AN
INTERIOR ROOM OR HALLWAY ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS
AND EXTERIOR WALLS.
WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 7 7...6 3 3...6 7 7 2.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR CENTRAL NORTH CAROLINA.
LAT...LON 3626 8003 3602 8005 3601 8006 3602 8007
3603 8013 3615 8026 3620 8028 3626 8029
TIME...MOT...LOC 2304Z 299DEG 22KT 3615 8016
$$
23240
WWUS52 KRAH 142315
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
715 PM EDT SUN AUG 14 2011
NCC067-142324-
/O.EXP.KRAH.TO.W.0043.000000T0000Z-110814T2315Z/
FORSYTH NC-
715 PM EDT SUN AUG 14 2011
...THE TORNADO WARNING FOR EASTERN FORSYTH COUNTY EXPIRES AT 715 PM
EDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND
THE WARNING WILL BE ALLOWED TO EXPIRE. ADDITIONALLY NATIONAL WEATHER
SERVICE RADAR INDICATES THAT THE ROTATION HAS SIGNIFICANTLY
WEAKENED...SUGGESTING THE TORNADO THREAT HAS SUBSIDED.
IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE
HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL
FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW
ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL
WEATHER SERVICE FORECAST OFFICE IN RALEIGH.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SUNDAY
EVENING FOR CENTRAL NORTH CAROLINA.
LAT...LON 3626 8003 3602 8005 3601 8006 3602 8007
3603 8013 3615 8026 3620 8028 3626 8029
TIME...MOT...LOC 2314Z 299DEG 22KT 3612 8009
$$
23The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 8:08 PM EDT | Areal Flood Advisory | RAH | Forsyth | 3 hr |
| Aug 14, 5:38 PM EDT | Special Weather Statement | RAH | Orange | 52 min |
| Aug 14, 6:07 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 53 min |
| Aug 14, 6:28 PM EDT | Special Weather Statement | RAH | Alamance, Orange | 62 min |
| Aug 14, 7:11 PM EDT | Severe Thunderstorm Warning | RAH | Guilford | 36 min |
| Aug 14, 7:22 PM EDT | Areal Flood Advisory | RAH | Forsyth | 3 hr |
| Aug 14, 7:41 PM EDT | Special Weather Statement | RAH | Wayne | 64 min |
| Aug 14, 7:55 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth | 65 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.