Alert archive / North Carolina / Special Weather Statements in 2014

Special Weather Statement, NWS Greenville-Spartanburg, SC

May 12, 2014Avery County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at May 12, 2014, 3:08 PM EDT for Avery County, North Carolina. It was in force for 52 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: May 12, 2014, 3:08 PM EDT (19:08 UTC)
Expired: May 12, 2014, 4:00 PM EDT
In force: 52 min
Issued by: NWS Greenville-Spartanburg, SC

County Avery County, NC

The radar

The Knoxville radar (KMRX), 144 km from the middle of the area, began a volume at 19:11 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, 7.1 hours before the alert went out and 170 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 2 J/kg
Mixed-layer CIN: -248 J/kg
Mixed-layer LCL: 1589 m above ground
0-6 km bulk shear: 18 kt
0-1 km storm-relative helicity: 21 m²/s²
0-3 km storm-relative helicity: 4 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 May 12, 2:50 PM EDT, 18 minutes earlier.

Area forecast discussion, May 12, 2:50 PM EDT, 18 minutes before

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Hazardous weather outlook, May 12, 5:32 AM EDT, 9 hours 36 minutes before

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In the hours before

Special weather statement, May 12, 2:15 PM EDT, 53 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
215 PM EDT MON MAY 12 2014

NCZ064-065-121900-
HENDERSON-TRANSYLVANIA-
215 PM EDT MON MAY 12 2014

...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL TRANSYLVANIA AND
NORTHWESTERN HENDERSON COUNTIES THROUGH 300 PM EDT...

AT 211 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTHEAST OF CRUSO...OR 9 MILES NORTH OF
BREVARD...MOVING NORTHEAST AT 5 MPH.

SMALL HAIL...AND TORRENTIAL RAINFALL ARE EXPECTED WITH THIS STORM.

PLEASE REPORT DAMAGING WINDS...HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE GREENVILLE SPARTANBURG BY CALLING TOLL FREE...1...
800...2 6 7...8 1 0 1...OR BY POSTING ON OUR FACEBOOK PAGE...OR TWEET
IT USING HASHTAG NWSGSP. YOUR MESSAGE SHOULD DESCRIBE THE EVENT AND
SPECIFIC LOCATION WHERE IT OCCURRED.

LAT...LON 3544 8261 3536 8256 3531 8278 3535 8281
      3539 8278 3541 8275 3543 8274 3546 8270
      3546 8267

08

Special weather statement, May 12, 3:08 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
308 PM EDT MON MAY 12 2014

NCZ033-501-122000-
AVERY-CALDWELL MOUNTAINS-
308 PM EDT MON MAY 12 2014

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN CALDWELL AND
CENTRAL AVERY COUNTIES THROUGH 400 PM EDT...

AT 306 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR SEVEN DEVILS...OR 7 MILES NORTHEAST OF
NEWLAND...MOVING EAST AT 5 MPH.

PEOPLE IN CENTRAL AVERY AND NORTHWESTERN CALDWELL COUNTIES...
INCLUDING THE FOLLOWING LOCATIONS...

SEVEN DEVILS...BANNER ELK AND LINVILLE...

SHOULD MONITOR THE WEATHER SITUATION CLOSELY. LISTEN FOR POSSIBLE
WARNINGS AND BE PREPARED TO TAKE APPROPRIATE ACTION SHOULD SEVERE
WEATHER THREATEN.

MOTHBALL SIZE HAIL...AND WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH
THIS STORM.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...TRY TO
GET INDOORS OR INTO A HARD TOPPED VEHICLE. OTHERWISE...STAY AWAY FROM
OPEN AREAS AND ISOLATED HIGH OBJECTS SUCH AS TREES. WHEN INDOORS...
STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING WIRED ELECTRONIC
DEVICES. TRY TO UNPLUG UNNECESSARY APPLIANCES BEFORE THE STORM
APPROACHES.

LAT...LON 3620 8188 3620 8185 3616 8182 3612 8181
      3613 8155 3610 8151 3602 8170 3602 8191
      3620 8195 3621 8190

NED

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 12, 2:15 PM EDT	Special Weather Statement	GSP	Henderson	45 min
May 12, 3:54 PM EDT	Special Weather Statement	GSP	McDowell	36 min
May 12, 4:03 PM EDT	Special Weather Statement	GSP	Avery	42 min
May 12, 4:34 PM EDT	Severe Thunderstorm Warning	GSP	Avery, Burke, Caldwell	56 min
May 12, 5:30 PM EDT	Special Weather Statement	GSP	Haywood	45 min
May 12, 5:50 PM EDT	Special Weather Statement	GSP	Mitchell	25 min
May 12, 6:41 PM EDT	Special Weather Statement	GSP	Jackson	34 min
May 12, 7:24 PM EDT	Special Weather Statement	GSP	Anderson	36 min

Nearby

Special Weather Statements in North Carolina, 2014 Every special weather statement in 2014

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.