Alert archive / North Carolina / Tornado Warnings in 2010
Tornado Warning 21, NWS Raleigh, NC
NWS Raleigh, NC issued this tornado warning at Oct 27, 2010, 2:27 PM EDT for Guilford County, North Carolina. It was in force for 63 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
- Oct 27, 2010, 2:27 PM EDT (18:27 UTC)
- Expired
- Oct 27, 2010, 3:30 PM EDT
- In force
- 63 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
County Guilford County, NC
The radar
The Roanoke radar (KFCX), 102 km from the middle of the area, began a volume at 18:28 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Oct 27, 2:06 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.5 hours before the alert went out and 11 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
- 237 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 533 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 315 m²/s²
- 0-3 km storm-relative helicity
- 322 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 10.6
The text
As transmitted, in the capitals the NWS used until 2016.
798 WFUS52 KRAH 271827 TORRAH NCC081-271930- /O.NEW.KRAH.TO.W.0021.101027T1827Z-101027T1930Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE RALEIGH NC 227 PM EDT WED OCT 27 2010 THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A * TORNADO WARNING FOR... NORTHWESTERN GUILFORD COUNTY IN CENTRAL NORTH CAROLINA * UNTIL 330 PM EDT * AT 223 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO IN THUNDERSTORMS ALONG A LINE EXTENDING FROM 7 MILES NORTHWEST OF COLFAX TO 21 MILES WEST OF COLFAX...OR ALONG A LINE EXTENDING FROM BELEWS CREEK TO 7 MILES WEST OF WINSTON-SALEM... MOVING NORTHEAST AT 40 MPH. * LOCATIONS IMPACTED INCLUDE... COLFAX... STOKESDALE... SUMMERFIELD... LAKE TOWNSEND... PRECAUTIONARY/PREPAREDNESS ACTIONS... IF CAUGHT IN A VEHICLE...AS A LAST RESORT...EITHER PARK YOUR VEHICLE AND STAY PUT LEAVING YOUR SEAT BELT ON...OR ABANDON YOUR VEHICLE AND LIE DOWN IN A LOW LYING AREA. PROTECT YOURSELF FROM FLYING DEBRIS. MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. 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 TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT WEDNESDAY EVENING FOR CENTRAL NORTH CAROLINA. && LAT...LON 3624 7969 3607 7986 3606 8004 3625 8003 TIME...MOT...LOC 1827Z 239DEG 35KT 3622 8007 3608 8034 $$ DJF
4 follow-up statements
820 WWUS52 KRAH 271841 SVSRAH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 241 PM EDT WED OCT 27 2010 NCC081-271930- /O.CON.KRAH.TO.W.0021.000000T0000Z-101027T1930Z/ GUILFORD NC- 241 PM EDT WED OCT 27 2010 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR NORTHWESTERN GUILFORD COUNTY... AT 237 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A STORM CAPABLE OF PRODUCING A TORNADO. THE POSSIBLE TORNADO WAS LOCATED JUST NORTHEAST OF WALKERTOWN...MOVING NORTHEAST AT 40 MPH. HAZARDS IN THE WARNING INCLUDE... A TORNADO. OTHER DAMAGING WINDS IN EXCESS OF 58 MPH. LOCATIONS IN THE PATH OF THE STORM INCLUDE... STOKESDALE. IF CAUGHT IN A VEHICLE...AS A LAST RESORT...EITHER PARK YOUR VEHICLE AND STAY PUT LEAVING YOUR SEAT BELT ON...OR ABANDON YOUR VEHICLE AND LIE DOWN IN A LOW LYING AREA. PROTECT YOURSELF FROM FLYING DEBRIS. MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT... 1...8 7 7...6 3 3...6 7 7 2. A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT WEDNESDAY EVENING FOR CENTRAL NORTH CAROLINA. LAT...LON 3624 7969 3607 7986 3606 8004 3625 8003 TIME...MOT...LOC 1840Z 239DEG 35KT 3628 7993 3621 8008 $$ DJF
661
WWUS52 KRAH 271858
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
258 PM EDT WED OCT 27 2010
NCC081-271930-
/O.CON.KRAH.TO.W.0021.000000T0000Z-101027T1930Z/
GUILFORD NC-
258 PM EDT WED OCT 27 2010
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR
NORTHWESTERN GUILFORD COUNTY...
AT 256 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS
STORM WAS LOCATED NEAR COLFAX...OR 7 MILES SOUTHEAST OF BELEWS
CREEK...MOVING EAST AT 35 MPH.
HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
OTHER DAMAGING WINDS IN EXCESS OF 58 MPH.
LOCATIONS IN THE PATH OF THE STORM INCLUDE... STOKESDALE...
SUMMERFIELD AND LAKE TOWNSEND.
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. COVER YOUR HEAD WITH YOUR HANDS TO PROTECT YOURSELF FROM FLYING
DEBRIS.
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 TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT WEDNESDAY EVENING
FOR CENTRAL NORTH CAROLINA.
LAT...LON 3624 7969 3609 7985 3609 8003 3615 8003
3625 8003
TIME...MOT...LOC 1857Z 254DEG 32KT 3616 7999
$$
DJF267
WWUS52 KRAH 271915
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
315 PM EDT WED OCT 27 2010
NCC081-271930-
/O.CON.KRAH.TO.W.0021.000000T0000Z-101027T1930Z/
GUILFORD NC-
315 PM EDT WED OCT 27 2010
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EDT FOR NORTH
CENTRAL GUILFORD COUNTY...
AT 309 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR SUMMERFIELD...OR 8
MILES NORTH OF GREENSBORO...MOVING EAST AT 35 MPH.
HAZARDS IN THE WARNING INCLUDE...
A TORNADO.
OTHER DAMAGING WINDS IN EXCESS OF 58 MPH.
LOCATIONS IN THE PATH OF THE STORM INCLUDE... AREAS JUST NORTHWEST
OF LAKE TOWNSEND.
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING.
AVOID WINDOWS. IF IN A MOBILE HOME...VEHICLE OR OUTDOORS...MOVE TO
THE CLOSEST SUBSTANTIAL SHELTER.
WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 7 7...6 3 3...6 7 7 2.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT WEDNESDAY EVENING
FOR CENTRAL NORTH CAROLINA.
THE STORM HAD SHOWN SIGNS OF WEAKENING IN GUILFORD COUNTY BETWEEN 3
PM AND 310 PM. IF THE TREND CONTINUES...THE WARNING COULD BE
CANCELLED EARLY.
LAT...LON 3613 7981 3612 7993 3615 7993 3625 7993
3624 7969
TIME...MOT...LOC 1913Z 254DEG 32KT 3619 7982
$$
DJF008
WWUS52 KRAH 271922
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
322 PM EDT WED OCT 27 2010
NCC081-271931-
/O.EXP.KRAH.TO.W.0021.000000T0000Z-101027T1930Z/
GUILFORD NC-
322 PM EDT WED OCT 27 2010
...THE TORNADO WARNING FOR NORTH CENTRAL GUILFORD COUNTY EXPIRES AT
330 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND THE WARNING
WILL BE ALLOWED TO EXPIRE. HOWEVER...OTHER THUNDERSTORMS TO THE
SOUTHWEST...APPROACHING THE YADKIN RIVER...WILL MOVE INTO GUILFORD
COUNTY LATER THIS AFTERNOON. A TORNADO WATCH REMAINS IN EFFECT UNTIL
9 PM. MOVE INDOORS AS THUNDERSTORMS MOVE NEARBY OR OVERHEAD...AND
STAY AWAY FROM WINDOWS.
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.
LAT...LON 3613 7981 3612 7993 3615 7993 3625 7993
3624 7969
TIME...MOT...LOC 1921Z 254DEG 32KT 3620 7973
$$
DJFThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 26, 10:32 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth, Guilford, Randolph | 73 min |
| Oct 26, 11:40 PM EDT | Tornado Warning | RAH | Forsyth | 50 min |
| Oct 27, 12:21 AM EDT | Areal Flood Advisory | RAH | Forsyth | 2 hr |
| Oct 27, 1:05 AM EDT | Special Weather Statement | RAH | Guilford | 25 min |
| Oct 27, 1:27 AM EDT | Special Weather Statement | RAH | Guilford | 33 min |
| Oct 27, 2:34 AM EDT | Tornado Warning | RAH | Forsyth | 26 min |
| Oct 27, 3:21 AM EDT | Flash Flood Warning | RAH | Forsyth | 3 hr |
| Oct 27, 1:45 PM EDT | Special Weather Statement | RAH | Forsyth | 60 min |
| Oct 27, 1:48 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 57 min |
| Oct 27, 1:53 PM EDT | Tornado Warning | RAH | Forsyth | 52 min |
| Oct 27, 2:17 PM EDT | Areal Flood Advisory | RAH | Forsyth | 2 hr |
| Oct 27, 2:34 PM EDT | Flash Flood Warning | RAH | Forsyth | 4 hr |
| Oct 27, 2:44 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth | 16 min |
| Oct 27, 3:19 PM EDT | Special Weather Statement | RAH | Davidson | 71 min |
| Oct 27, 3:36 PM EDT | Special Weather Statement | RAH | Person | 39 min |
| Oct 27, 3:37 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth | 68 min |
| Oct 27, 3:52 PM EDT | Tornado Warning | RAH | Person | 44 min |
| Oct 27, 4:17 PM EDT | Special Weather Statement | RAH | Guilford | 58 min |
| Oct 27, 4:20 PM EDT | Tornado Warning | RAH | Granville | 34 min |
| Oct 27, 4:46 PM EDT | Severe Thunderstorm Warning | RAH | Vance | 27 min |
| Oct 27, 4:52 PM EDT | Severe Thunderstorm Warning | RAH | Alamance, Guilford | 53 min |
| Oct 27, 5:10 PM EDT | Special Weather Statement | RAH | Warren | 65 min |
| Oct 27, 5:15 PM EDT | Severe Thunderstorm Warning | RAH | Warren | 36 min |
| Oct 27, 5:21 PM EDT | Areal Flood Advisory | RAH | Person | 2 hr |
| Oct 27, 5:29 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Orange, Person | 42 min |
| Oct 27, 5:33 PM EDT | Tornado Warning | RAH | Durham, Orange, Person | 42 min |
| Oct 27, 6:00 PM EDT | Tornado Warning | RAH | Granville, Person, Vance | 60 min |
| Oct 27, 6:46 PM EDT | Special Weather Statement | RAH | Forsyth | 59 min |
| Oct 27, 6:54 PM EDT | Tornado Warning | RAH | Vance, Warren | 32 min |
| Oct 27, 7:28 PM EDT | Special Weather Statement | RAH | Forsyth | 62 min |
Nearby
Tornado Warnings in North Carolina, 2010Every tornado warning in 2010Tornadoes in 2010
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.