Alert archive / North Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 2, NWS Raleigh, NC
NWS Raleigh, NC issued this severe thunderstorm warning at Feb 23, 2012, 12:09 AM EST for 6 counties in North Carolina. It was in force for 36 min. 1 report 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
- Feb 23, 2012, 12:09 AM EST (05:09 UTC)
- Expired
- Feb 23, 2012, 12:45 AM EST
- In force
- 36 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
Counties Chatham County, NC, Durham County, NC, Granville County, NC, Orange County, NC, Person County, NC, Vance County, NC
The radar
The Raleigh/Durham radar (KRAX), 54 km from the middle of the area, began a volume at 05:10 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 |
|---|---|---|---|
| Feb 23, 12:15 AM EST | TSTM WND DMG | 2 Wsw Rougemont, NC | ONE TREE BLOWN DOWN ON MCKEE ROAD |
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 00:00Z, 5.2 hours before the alert went out and 96 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
- 8 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1522 m above ground
- 0-6 km bulk shear
- 72 kt
- 0-1 km storm-relative helicity
- 240 m²/s²
- 0-3 km storm-relative helicity
- 371 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
916
WUUS52 KRAH 230509
SVRRAH
NCC037-063-077-135-145-181-230545-
/O.NEW.KRAH.SV.W.0002.120223T0509Z-120223T0545Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
1209 AM EST THU FEB 23 2012
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CHATHAM COUNTY IN CENTRAL NORTH CAROLINA
DURHAM COUNTY IN CENTRAL NORTH CAROLINA
GRANVILLE COUNTY IN CENTRAL NORTH CAROLINA
ORANGE COUNTY IN CENTRAL NORTH CAROLINA
PERSON COUNTY IN CENTRAL NORTH CAROLINA
VANCE COUNTY IN CENTRAL NORTH CAROLINA
* UNTIL 1245 AM EST
* AT 1207 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
A LINE OF THUNDERSTORMS WITH STRONG DAMAGING WINDS. THIS LINE WAS
MOVING EAST AT 60 MPH. WINDS IN EXCESS OF 58 MPH ARE LIKELY WITH
THIS LINE AS IT MOVES THROUGH.
* LOCATIONS IMPACTED INCLUDE...
HENDERSON...MIDDLEBURG...CHAPEL
HILL...HILLSBOROUGH...DURHAM...ROUGEMONT... AND LOUISBURG.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE WINDS WILL BLOW DOWN TREES...POWER LINES...AND CAN DAMAGE
MOBILE HOMES AND OTHER BUILDINGS. SEEK SHELTER IN A STURDY STRUCTURE
UNTIL THE STORM HAS PASSED. STAY AWAY FROM WINDOWS.
STAY AWAY FROM WINDOWS AS FLYING DEBRIS GENERATED BY DAMAGING WINDS
CAN BE DEADLY.
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.
&&
LAT...LON 3653 7833 3630 7828 3616 7842 3618 7850
3602 7854 3608 7874 3603 7875 3603 7871
3598 7871 3592 7876 3593 7881 3587 7883
3586 7891 3569 7897 3551 7956 3584 7944
3584 7924 3624 7926 3625 7916 3655 7914
TIME...MOT...LOC 0505Z 269DEG 46KT 3636 7867
$$
BADGETT2 follow-up statements
092
WWUS52 KRAH 230526
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1226 AM EST THU FEB 23 2012
NCC037-063-077-135-145-181-230545-
/O.CON.KRAH.SV.W.0002.000000T0000Z-120223T0545Z/
CHATHAM NC-DURHAM NC-GRANVILLE NC-ORANGE NC-PERSON NC-VANCE NC-
1226 AM EST THU FEB 23 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM EST
FOR VANCE...SOUTHEASTERN PERSON...ORANGE...GRANVILLE...DURHAM AND
CHATHAM COUNTIES...
AT 1225 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS. THESE STORMS WERE LOCATED
FROM SILER CITY TO HILLSBOROUGH TO OXFORD... MOVING EAST AT 55 MPH.
LOCATIONS IMPACTED INCLUDE... DURHAM... PITTSBORO... CHAPEL HILL...
HENDERSON... AND OXFORD.
STRAIGHT LINE WINDS CAN BLOW DOWN TREES...POWER LINES...AND DAMAGE
MOBILE HOMES AND OTHER BUILDINGS. SEEK SHELTER IN A STURDY STRUCTURE
UNTIL THE STORM HAS PASSED. STAY AWAY FROM WINDOWS AS FLYING DEBRIS
GENERATED BY DAMAGING WINDS CAN BE DEADLY.
WHEN IT IS SAFE TO DO SO...PLEASE CALL IN YOUR REPORTS OF PENNY OR
LARGER SIZED HAIL...AS WELL AS WIND DAMAGE...INCLUDING TREES OR LARGE
LIMBS DOWNED BY CALLING THE NATIONAL WEATHER SERVICE TOLL FREE AT...
1...8 7 7...6 3 3...6 7 7 2.
LAT...LON 3653 7833 3630 7828 3616 7842 3618 7850
3602 7855 3608 7874 3603 7875 3603 7871
3598 7871 3592 7876 3593 7881 3587 7883
3586 7891 3569 7897 3551 7955 3584 7944
3584 7924 3606 7925 3621 7911 3654 7852
TIME...MOT...LOC 0523Z 269DEG 46KT 3636 7838
$$
BADGETT!191
WWUS52 KRAH 230544
SVSRAH
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1244 AM EST THU FEB 23 2012
NCC037-063-077-135-145-181-230554-
/O.EXP.KRAH.SV.W.0002.000000T0000Z-120223T0545Z/
CHATHAM NC-DURHAM NC-GRANVILLE NC-ORANGE NC-PERSON NC-VANCE NC-
1244 AM EST THU FEB 23 2012
...THE SEVERE THUNDERSTORM WARNING FOR VANCE...SOUTHEASTERN PERSON...
ORANGE...GRANVILLE...DURHAM AND CHATHAM COUNTIES EXPIRES AT 1245 AM
EST...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND
THE WARNING WILL BE ALLOWED TO EXPIRE.
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 3653 7833 3630 7828 3616 7842 3618 7850
3602 7855 3608 7874 3603 7875 3603 7871
3598 7871 3592 7876 3593 7881 3587 7883
3586 7891 3569 7897 3551 7955 3584 7944
3584 7924 3606 7925 3621 7911 3654 7852
TIME...MOT...LOC 0544Z 280DEG 45KT 3636 7805
$$
BADGETTThe office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 22, 11:13 PM EST | Special Weather Statement | RAH | Forsyth, Guilford | 47 min |
| Feb 22, 11:42 PM EST | Severe Thunderstorm Warning | RAH | Alamance, Davidson, Guilford, Randolph | 48 min |
| Feb 23, 12:14 AM EST | Special Weather Statement | RAH | Anson, Montgomery, Moore, Richmond, Stanly | 61 min |
| Feb 23, 12:52 AM EST | Special Weather Statement | RAH | Chatham, Franklin, Lee, Wake | 53 min |
| Feb 23, 1:22 AM EST | Severe Thunderstorm Warning | RAH | Johnston, Nash, Wake | 38 min |
| Feb 23, 1:42 AM EST | Severe Thunderstorm Warning | RAH | Edgecombe, Wilson | 48 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2012Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.