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 Jul 23, 2011, 5:21 PM EDT for Buncombe County, North Carolina. It was in force for 39 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
- Jul 23, 2011, 5:21 PM EDT (21:21 UTC)
- Expired
- Jul 23, 2011, 6:00 PM EDT
- In force
- 39 min
- Issued by
- NWS Greenville-Spartanburg, SC
County Buncombe County, NC
The radar
The Greer radar (KGSP), 94 km from the middle of the area, began a volume at 21:20 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, 9.4 hours before the alert went out and 220 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
- 1021 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 1247 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -69 m²/s²
- 0-3 km storm-relative helicity
- 4 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 Jul 23, 3:01 PM EDT, 2 hours 20 minutes earlier.
Area forecast discussion, Jul 23, 3:01 PM EDT, 2 hours 20 minutes before
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</html>Hazardous weather outlook, Jul 23, 3:29 PM EDT, 1 hour 52 minutes before
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</html>In the hours before
Special weather statement, Jul 23, 1:22 PM EDT, 3 hours 59 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 122 PM EDT SAT JUL 23 2011 NCZ036-037-057-231800- DAVIE-IREDELL-ROWAN- 122 PM EDT SAT JUL 23 2011 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL IREDELL...NORTHWESTERN ROWAN AND SOUTHWESTERN DAVIE COUNTIES THROUGH 200 PM EDT... AT 116 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM 5 MILES EAST OF STATESVILLE...MOVING SOUTHEAST AT 5 MPH. OTHER STRONG STORMS WERE ALSO DEVELOPING ACROSS NORTHERN ROWAN AND SOUTHERN DAVIE COUNTIES. THESE STORMS WERE NEARLY STATIONARY. * OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO STATESVILLE...MOCKSVILLE AND COOLEEMEE. WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM. HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK HIGHER GROUND IF THREATENED BY FLOOD WATERS. FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES. LAT...LON 3570 8096 3583 8099 3596 8048 3580 8047 MCAVOY
Special weather statement, Jul 23, 1:30 PM EDT, 3 hours 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
130 PM EDT SAT JUL 23 2011
NCZ502-231800-
GREATER CALDWELL-
130 PM EDT SAT JUL 23 2011
...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN CALDWELL COUNTY
THROUGH 200 PM EDT...
AT 129 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR HUDSON...OR 6 MILES SOUTHEAST OF LENOIR...
MOVING EAST AT 5 MPH.
* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO SAWMILLS...
HUDSON AND GRANITE FALLS.
WIND GUSTS OF 40 TO 50 MPH ARE EXPECTED WITH THIS STORM.
FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.
LAT...LON 3580 8134 3579 8135 3579 8151 3588 8153
3593 8138
MCAVOYSpecial weather statement, Jul 23, 1:53 PM EDT, 3 hours 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
153 PM EDT SAT JUL 23 2011
NCZ035-056-502-231830-
ALEXANDER-CATAWBA-GREATER CALDWELL-
153 PM EDT SAT JUL 23 2011
...A STRONG THUNDERSTORM WILL AFFECT ALEXANDER...NORTHERN CATAWBA AND
SOUTHEASTERN CALDWELL COUNTIES THROUGH 230 PM EDT...
AT 146 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR ELLENDALE...OR 6 MILES WEST OF
TAYLORSVILLE...MOVING EAST AT 10 MPH. OTHER STRONG STORMS WERE
LOCATED OVER SOUTHERN ALEXANDER AND NORTHERN CATAWBA COUNTIES. THESE
STORMS WERE ALSO SLOWLY MOVING TO THE EAST.
THIS STORM WILL BE NEAR...
TAYLORSVILLE AND MILLERSVILLE...
WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM.
FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.
LAT...LON 3584 8105 3578 8111 3574 8107 3573 8107
3576 8137 3600 8142 3604 8104
MCAVOYSpecial weather statement, Jul 23, 2:24 PM EDT, 2 hours 57 minutes before
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</html>Special weather statement, Jul 23, 3:29 PM EDT, 1 hour 52 minutes before
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</html>Special weather statement, Jul 23, 5:21 PM 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 |
|---|---|---|---|---|
| Jul 23, 12:08 PM EDT | Special Weather Statement | GSP | McDowell | 37 min |
| Jul 23, 12:49 PM EDT | Special Weather Statement | GSP | McDowell | 26 min |
| Jul 23, 12:55 PM EDT | Special Weather Statement | GSP | Caldwell | 35 min |
| Jul 23, 1:22 PM EDT | Special Weather Statement | GSP | Davie, Iredell | 38 min |
| Jul 23, 1:25 PM EDT | Areal Flood Advisory | GSP | Burke, Caldwell | 2 hr |
| Jul 23, 1:30 PM EDT | Special Weather Statement | GSP | Caldwell | 30 min |
| Jul 23, 1:53 PM EDT | Special Weather Statement | GSP | Alexander | 37 min |
| Jul 23, 2:24 PM EDT | Special Weather Statement | GSP | Avery | 36 min |
| Jul 23, 2:29 PM EDT | Areal Flood Advisory | GSP | Iredell | 91 min |
| Jul 23, 3:29 PM EDT | Special Weather Statement | GSP | Jackson, Transylvania | 46 min |
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.