Alert archive / North Carolina / Special Weather Statements in 2011
Special Weather Statement, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this special weather statement at Aug 22, 2011, 3:29 AM EDT for 6 counties in North Carolina. It was in force for 46 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 22, 2011, 3:29 AM EDT (07:29 UTC)
- Expired
- Aug 22, 2011, 4:15 AM EDT
- In force
- 46 min
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Avery County, NC, Buncombe County, NC, Burke County, NC, Caldwell County, NC, McDowell County, NC, Yancey County, NC
The radar
The Greer radar (KGSP), 97 km from the middle of the area, began a volume at 07:30 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 00:00Z, 7.5 hours before the alert went out and 223 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
- 1377 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 1266 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 173 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>What forecasters said that day
The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this special weather statement went out at Aug 22, 2:59 AM EDT, 30 minutes earlier.
Area forecast discussion, Aug 22, 2:59 AM EDT, 30 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 401 PM EDT SUN AUG 21 2011 GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065- 068>072-082-501>510-SCZ001>014-019-222015- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER- IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA- ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA- HENDERSON-CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION NC- CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE- MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS- GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD- 401 PM EDT SUN AUG 21 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA...PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SHOWERS AND THUNDERSTORMS WILL DEVELOP ALONG AND EAST OF THE BLUE RIDGE THIS AFTERNOON...AND THEN MOVE EASTWARD THROUGH THE PIEDMONT THROUGH THE EVENING HOURS. SOME OF THESE THUNDERSTORMS MAY BECOME SEVERE...PRODUCING DAMAGING WIND GUSTS AND HAIL AS LARGE AS QUARTERS. THE THUNDERSTORMS WILL ALSO PRODUCE FREQUENT LIGHTNING AND TORRENTIAL RAINFALL. ANY LOCATIONS AFFECTED BY MULTIPLE THUNDERSTORMS COULD SEE LOCALIZED FLOODING. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY. A LOW PRESSURE SYSTEM OF TROPICAL ORIGIN...CURRENTLY KNOWN AS IRENE...MAY AFFECT PARTS OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA NEXT WEEKEND. FUTURE DEVELOPMENTS WITH REGARD TO THE TRACK OF THE SYSTEM WILL DETERMINE HOW MUCH...IF ANY...HEAVY RAIN AND FLOODING WILL IMPACT THE REGION. .SPOTTER INFORMATION STATEMENT... NONE. MOORE
In the hours before
Special weather statement, Aug 22, 12:08 AM EDT, 3 hours 21 minutes before
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</html>Special weather statement, Aug 22, 3:29 AM EDT, 0 minutes before
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</html>The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 8:03 PM EDT | Special Weather Statement | GSP | Union | 27 min |
| Aug 21, 8:07 PM EDT | Severe Thunderstorm Warning | GSP | Union | 23 min |
| Aug 21, 8:13 PM EDT | Special Weather Statement | GSP | Cleveland, Gaston | 47 min |
| Aug 21, 8:32 PM EDT | Special Weather Statement | GSP | Cabarrus, Mecklenburg | 43 min |
| Aug 21, 8:51 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland, Gaston | 54 min |
| Aug 21, 9:06 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Mecklenburg, Union | 54 min |
| Aug 21, 9:12 PM EDT | Special Weather Statement | GSP | Union | 48 min |
| Aug 21, 9:58 PM EDT | Severe Thunderstorm Warning | GSP | Union | 32 min |
| Aug 21, 11:01 PM EDT | Special Weather Statement | GSP | Union | 44 min |
| Aug 22, 12:08 AM EDT | Special Weather Statement | GSP | Mecklenburg | 52 min |
| Aug 22, 12:13 AM EDT | Special Weather Statement | GSP | Union | 47 min |
| Aug 22, 1:00 AM EDT | Special Weather Statement | GSP | Union | 45 min |
| Aug 22, 2:34 AM EDT | Special Weather Statement | GSP | Avery, Madison, Mitchell, Yancey | 56 min |
| Aug 22, 3:07 AM EDT | Special Weather Statement | GSP | Haywood, Madison, Swain | 53 min |
| Aug 22, 3:54 AM EDT | Special Weather Statement | GSP | Haywood, Swain | 51 min |
| Aug 22, 4:20 AM EDT | Special Weather Statement | GSP | Henderson | 40 min |
| Aug 22, 5:36 AM EDT | Special Weather Statement | GSP | Henderson, Polk | 54 min |
| Aug 21, 8:10 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 65 min |
| Aug 21, 8:20 PM EDT | Special Weather Statement | GSP | Chester | 25 min |
| Aug 21, 8:34 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson, Greenville, Greenwood, Laurens | 56 min |
| Aug 21, 8:45 PM EDT | Special Weather Statement | GSP | Chester | 30 min |
| Aug 21, 9:27 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 63 min |
| Aug 21, 9:53 PM EDT | Special Weather Statement | GSP | Anderson | 52 min |
| Aug 21, 10:12 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson | 45 min |
| Aug 21, 10:48 PM EDT | Special Weather Statement | GSP | Chester | 27 min |
| Aug 22, 2:44 PM EDT | Special Weather Statement | GSP | Greenville | 46 min |
| Aug 21, 9:14 PM EDT | Special Weather Statement | GSP | Elbert, Hart | 46 min |
| Aug 21, 10:04 PM EDT | Areal Flood Advisory | GSP | Elbert | 3 hr |
Nearby
Special Weather Statements in North Carolina, 2011Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.