Alert archive / North Carolina / Tornado Warnings in 2012
Tornado Warning 2, NWS Raleigh, NC
NWS Raleigh, NC issued this tornado warning at May 1, 2012, 6:14 PM EDT for 4 counties in North Carolina. It was in force for 31 min. 6 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
- May 1, 2012, 6:14 PM EDT (22:14 UTC)
- Expired
- May 1, 2012, 6:45 PM EDT
- In force
- 31 min
- Issued by
- NWS Raleigh, NC
- Area
- Storm-based polygon
Counties Durham County, NC, Granville County, NC, Orange County, NC, Wake County, NC
The radar
The Raleigh/Durham radar (KRAX), 53 km from the middle of the area, began a volume at 22:14 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 |
|---|---|---|---|
| May 1, 6:15 PM EDT | HAIL 1 | 4 Ese Schley, NC | QUARTER SIZE HAIL CURRENTLY FALLING IN NORTHEAST HILLSBOROUGH. |
| May 1, 6:24 PM EDT | HAIL 1 | 5 Sw Bahama, NC | 1 INCH HAIL COVERING THE GROUND AT OAK FOREST ROAD DR AND GUESS ROAD. |
| May 1, 6:26 PM EDT | HAIL 1 | 5 Ssw Bahama, NC | QUARTER SIZE HAIL REPORTED AT BARCLAY DRIVE AND SMITH DRIVE |
| May 1, 6:26 PM EDT | HAIL 1.5 | 4 Sw Bahama, NC | 1.5 INCH HAIL COVERING THE GROUND NEAR GUESS ROAD AND MILTON ROAD |
| May 1, 6:35 PM EDT | HAIL 1 | 4 S Bahama, NC | QUARTER SIZE HAIL AT CABIN BRANCH DRIVE AND VINTAGE HILL PARKWAY |
| May 1, 6:51 PM EDT | HAIL 1 | 1 Nne Gorman, NC |
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 |
|---|---|---|---|
| May 1, 3:12 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 10.2 hours before the alert went out and 97 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
- 6 J/kg
- Mixed-layer CIN
- -386 J/kg
- Mixed-layer LCL
- 1318 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 144 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
561
WFUS52 KRAH 012214
TORRAH
NCC063-077-135-183-012245-
/O.NEW.KRAH.TO.W.0002.120501T2214Z-120501T2245Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
614 PM EDT TUE MAY 1 2012
THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A
* TORNADO WARNING FOR...
DURHAM COUNTY IN CENTRAL NORTH CAROLINA
SOUTHWESTERN GRANVILLE COUNTY IN CENTRAL NORTH CAROLINA
NORTHEASTERN ORANGE COUNTY IN CENTRAL NORTH CAROLINA
NORTH CENTRAL WAKE COUNTY IN CENTRAL NORTH CAROLINA
* UNTIL 645 PM EDT
* AT 610 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO OVER SCHLEY...OR 8 MILES NORTHEAST OF HILLSBOROUGH...MOVING
SOUTHEAST AT 25 MPH. TWO INCH DIAMETER HAIL AND DESTRUCTIVE WINDS
IN EXCESS OF 70 MPH ARE ALSO LIKELY WITH THIS STORM.
* LOCATIONS IMPACTED INCLUDE...
BAHAMA...
DURHAM...
GORMAN...
THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 170 AND 184.
THIS INCLUDES INTERSTATE 540 BETWEEN EXITS 2 AND 11.
THIS INCLUDES THE DURHAM FREEWAY BETWEEN EXITS 6 AND 16.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
HEAVY RAINFALL MAY HIDE THIS TORNADO MAKING IT DIFFICULT TO SEE. DO
NOT WAIT TO SEE OR HEAR THE TORNADO. TAKE COVER NOW.
PLEASE REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
FORECAST OFFICE IN RALEIGH.
&&
LAT...LON 3599 7852 3580 7872 3613 7915 3624 7903
3624 7896
TIME...MOT...LOC 2214Z 310DEG 21KT 3614 7898
$$
WSS3 follow-up statements
558 WWUS52 KRAH 012229 SVSRAH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 629 PM EDT TUE MAY 1 2012 NCC135-012237- /O.CAN.KRAH.TO.W.0002.000000T0000Z-120501T2245Z/ ORANGE NC- 629 PM EDT TUE MAY 1 2012 ...THE TORNADO WARNING FOR NORTHEASTERN ORANGE COUNTY IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA AND THE WARNING IS NO LONGER IN EFFECT. IF YOU OBSERVED SEVERE WEATHER INCLUDING DAMAGING WINDS OR LARGE HAIL...PLEASE CONTACT THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE 1...8 7 7...6 3 3...6 7 7 2...OR NOTIFY YOUR NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT TUESDAY EVENING FOR CENTRAL NORTH CAROLINA. LAT...LON 3599 7852 3580 7872 3601 7899 3624 7895 TIME...MOT...LOC 2227Z 311DEG 24KT 3608 7892 $$ NCC063-077-183-012245- /O.CON.KRAH.TO.W.0002.000000T0000Z-120501T2245Z/ DURHAM NC-GRANVILLE NC-WAKE NC- 629 PM EDT TUE MAY 1 2012 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR NORTH CENTRAL WAKE...SOUTHWESTERN GRANVILLE AND DURHAM COUNTIES... AT 629 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 6 MILES SOUTHWEST OF BAHAMA...OR 8 MILES NORTH OF DURHAM...MOVING SOUTHEAST AT 25 MPH. HAZARDS IN THE WARNING INCLUDE... A TORNADO. TWO INCH DIAMETER HAIL. OTHER DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. LOCATIONS IN THE PATH OF THE STORM INCLUDE... GORMAN...RDU INTERNATIONAL AIRPORT AND BETHESDA. THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 172 AND 184. THIS INCLUDES INTERSTATE 540 BETWEEN EXITS 2 AND 11. THIS INCLUDES THE DURHAM FREEWAY BETWEEN EXITS 6 AND 16. 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. LARGE...DAMAGING HAIL UP TO ONE AND ONE HALF INCHES WAS ALSO RECENTLY REPORTED 4 MILES NORTH OF THE CITY OF DURHAM. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT TUESDAY EVENING FOR CENTRAL NORTH CAROLINA. LAT...LON 3599 7852 3580 7872 3601 7899 3624 7895 TIME...MOT...LOC 2227Z 311DEG 24KT 3608 7892 $$ MWS
060 WWUS52 KRAH 012239 SVSRAH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 639 PM EDT TUE MAY 1 2012 NCC063-077-183-012245- /O.CON.KRAH.TO.W.0002.000000T0000Z-120501T2245Z/ DURHAM NC-GRANVILLE NC-WAKE NC- 639 PM EDT TUE MAY 1 2012 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR NORTH CENTRAL WAKE...SOUTHWESTERN GRANVILLE AND EASTERN DURHAM COUNTIES... AT 637 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR GORMAN...OR 7 MILES NORTHEAST OF DURHAM...MOVING SOUTHEAST AT 30 MPH. HAZARDS IN THE WARNING INCLUDE... A TORNADO. GOLF BALL SIZED HAIL. OTHER DAMAGING WINDS IN EXCESS OF 58 MPH. THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTIES. THIS INCLUDES INTERSTATE 85 BETWEEN EXITS 177 AND 189. THIS INCLUDES INTERSTATE 540 BETWEEN EXITS 3 AND 11. IF YOU OBSERVED A TORNADO...DAMAGING WINDS...OR LARGE HAIL...PLEASE NOTIFY YOUR NEAREST LAW ENFORCEMENT AGENCY AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN RALEIGH. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT TUESDAY EVENING FOR CENTRAL NORTH CAROLINA. LAT...LON 3606 7893 3618 7885 3599 7852 3580 7872 TIME...MOT...LOC 2237Z 311DEG 24KT 3605 7883 $$ WSS
382 WWUS52 KRAH 012243 SVSRAH SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE RALEIGH NC 643 PM EDT TUE MAY 1 2012 NCC063-077-183-012253- /O.EXP.KRAH.TO.W.0002.000000T0000Z-120501T2245Z/ DURHAM NC-GRANVILLE NC-WAKE NC- 643 PM EDT TUE MAY 1 2012 ...THE TORNADO WARNING FOR NORTH CENTRAL WAKE...SOUTHWESTERN GRANVILLE AND EASTERN DURHAM COUNTIES EXPIRES AT 645 PM EDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED 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. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM EDT TUESDAY EVENING FOR CENTRAL NORTH CAROLINA. LAT...LON 3606 7893 3618 7885 3599 7852 3580 7872 TIME...MOT...LOC 2243Z 311DEG 24KT 3604 7882 $$ WSS
The office that day
Everything else NWS Raleigh, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 30, 10:32 PM EDT | Special Weather Statement | RAH | Forsyth | 58 min |
| May 1, 3:50 PM EDT | Severe Thunderstorm Warning | RAH | Forsyth, Guilford | 35 min |
| May 1, 4:10 PM EDT | Severe Thunderstorm Warning | RAH | Granville, Person, Vance, Warren | 80 min |
| May 1, 4:52 PM EDT | Special Weather Statement | RAH | Forsyth | 38 min |
| May 1, 5:10 PM EDT | Special Weather Statement | RAH | Davidson, Forsyth, Guilford, Randolph | 80 min |
| May 1, 5:17 PM EDT | Severe Thunderstorm Warning | RAH | Halifax, Warren | 58 min |
| May 1, 5:32 PM EDT | Special Weather Statement | RAH | Franklin, Vance | 58 min |
| May 1, 5:37 PM EDT | Special Weather Statement | RAH | Durham | 53 min |
| May 1, 5:46 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Granville, Orange, Person, Wake | 44 min |
| May 1, 6:21 PM EDT | Special Weather Statement | RAH | Edgecombe | 54 min |
| May 1, 6:43 PM EDT | Severe Thunderstorm Warning | RAH | Durham, Franklin, Granville, Wake | 36 min |
Nearby
Tornado Warnings in North Carolina, 2012Every tornado warning in 2012Tornadoes 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.