Alert archive / North Carolina / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 511, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 3, 2012, 6:57 PM EDT for Cabarrus County, Gaston County, Mecklenburg 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
- Aug 3, 2012, 6:57 PM EDT (22:57 UTC)
- Expired
- Aug 3, 2012, 8:00 PM EDT
- In force
- 63 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Cabarrus County, NC, Gaston County, NC, Mecklenburg County, NC
The radar
The Greer radar (KGSP), 132 km from the middle of the area, began a volume at 22:58 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 nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.0 hours before the alert went out and 121 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
- 967 J/kg
- Mixed-layer CIN
- -71 J/kg
- Mixed-layer LCL
- 626 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
595
WUUS52 KGSP 032257
SVRGSP
NCC025-071-119-040000-
/O.NEW.KGSP.SV.W.0511.120803T2257Z-120804T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
657 PM EDT FRI AUG 3 2012
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN CABARRUS COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
EAST CENTRAL GASTON COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
NORTHERN MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
* UNTIL 800 PM EDT
* AT 654 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR PAW
CREEK...OR 8 MILES NORTHWEST OF CENTER CITY CHARLOTTE...AND MOVING
NORTHEAST AT 5 MPH.
* THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
PAW CREEK.
MOUNTAIN ISLAND LAKE.
I-77 AT I-85.
HUNTERSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED
REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2.
&&
LAT...LON 3520 8099 3530 8106 3551 8081 3551 8079
3531 8062
TIME...MOT...LOC 2257Z 243DEG 5KT 3530 8096
$$
KRENTZ1 follow-up statement
408
WWUS52 KGSP 032324
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
724 PM EDT FRI AUG 3 2012
NCC025-071-119-040000-
/O.CON.KGSP.SV.W.0511.000000T0000Z-120804T0000Z/
CABARRUS NC-GASTON NC-MECKLENBURG NC-
724 PM EDT FRI AUG 3 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
MECKLENBURG...EAST CENTRAL GASTON AND NORTHWESTERN CABARRUS COUNTIES
UNTIL 800 PM EDT...
AT 718 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR PAW
CREEK...OR 8 MILES NORTHWEST OF CENTER CITY CHARLOTTE...MOVING
NORTHEAST AT 5 MPH.
THE SEVERE THUNDERSTORM WILL IMPACT LOCATIONS NEAR...
I-77 AT I-85.
HUNTERSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPORT DAMAGING WINDS...HAIL...OR FLOODING THROUGH OUR AUTOMATED
REPORTING SYSTEM...CALL TOLL FREE...1 8 7 7...6 3 3...6 7 7 2.
&&
LAT...LON 3533 8065 3520 8099 3530 8106 3551 8081
3550 8078
TIME...MOT...LOC 2324Z 243DEG 5KT 3532 8092
$$
KRENTZThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 8:11 PM EDT | Severe Thunderstorm Warning | GSP | Union | 49 min |
| Aug 2, 8:12 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg, Union | 22 min |
| Aug 2, 8:44 PM EDT | Areal Flood Advisory | GSP | Union | 106 min |
| Aug 2, 11:25 PM EDT | Special Weather Statement | GSP | Henderson | 50 min |
| Aug 2, 11:51 PM EDT | Areal Flood Advisory | GSP | Henderson, Transylvania | 2 hr |
| Aug 3, 2:41 PM EDT | Special Weather Statement | GSP | Macon | 34 min |
| Aug 3, 2:45 PM EDT | Special Weather Statement | GSP | Haywood | 30 min |
| Aug 3, 3:39 PM EDT | Special Weather Statement | GSP | Madison | 51 min |
| Aug 3, 6:06 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Iredell, Mecklenburg, Rowan | 30 min |
| Aug 3, 7:10 PM EDT | Severe Thunderstorm Warning | GSP | Rowan | 51 min |
| Aug 3, 7:38 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Iredell, Mecklenburg, Rowan | 36 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.