Alert archive / North Carolina / Special Weather Statements in 2020

Special Weather Statement, NWS Greenville-Spartanburg, SC

June 14, 2020Jackson County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Jun 14, 2020, 3:25 PM EDT for Jackson County, North Carolina. It was in force for 35 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
Jun 14, 2020, 3:25 PM EDT (19:25 UTC)
Expired
Jun 14, 2020, 4:00 PM EDT
In force
35 min
Issued by
NWS Greenville-Spartanburg, SC

County Jackson County, NC

The radar

The Greer radar (KGSP), 85 km from the middle of the area, began a volume at 19:24 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.4 hours before the alert went out and 241 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-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2020-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 81 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2020-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -36 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
81 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
1242 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-36 m²/s²
0-3 km storm-relative helicity
-31 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Jun 14, 2:46 PM EDT, 39 minutes earlier.

Area forecast discussion, Jun 14, 2:46 PM EDT, 39 minutes before
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</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Hazardous weather outlook, Jun 14, 8:35 AM EDT, 6 hours 50 minutes before
Hazardous Weather Outlook
National Weather Service Greenville-Spartanburg SC
835 AM EDT Sun Jun 14 2020

GAZ010-017-NCZ033-048>053-058-059-062>065-501-503-505-507-509-
SCZ001>003-151245-
Rabun-Habersham-Avery-Madison-Yancey-Mitchell-Swain-Haywood-Buncombe-
Graham-Northern Jackson-Macon-Southern Jackson-Transylvania-
Henderson-Caldwell Mountains-Burke Mountains-McDowell Mountains-
Rutherford Mountains-Polk Mountains-Oconee Mountains-
Pickens Mountains-Greenville Mountains-
835 AM EDT Sun Jun 14 2020

This Hazardous Weather Outlook is for the mountains of northeast
Georgia, western North Carolina, and Upstate South Carolina.

.DAY ONE...Today and tonight.

Scattered to numerous thunderstorms will develop across the mountains
this afternoon and evening. Cloud to ground lightning and locally
heavy rainfall can be expected with any thunderstorms. Some of these
storms may also produce gusty winds and small hail, and a few could
become severe, with damaging wind gusts the main threat.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

None.

GAZ018-026-028-029-NCZ035>037-056-057-068>072-082-502-504-506-508-
510-SCZ004>014-019-151245-
Stephens-Franklin-Hart-Elbert-Alexander-Iredell-Davie-Catawba-Rowan-
Cleveland-Lincoln-Gaston-Mecklenburg-Cabarrus-Union NC-
Greater Caldwell-Greater Burke-Eastern McDowell-Greater Rutherford-
Eastern Polk-Greater Oconee-Greater Pickens-Greater Greenville-
Spartanburg-Cherokee-York-Anderson-Abbeville-Laurens-Union SC-
Chester-Greenwood-
835 AM EDT Sun Jun 14 2020

This Hazardous Weather Outlook is for northeast Georgia, the
foothills and Piedmont of western North Carolina, and Upstate South
Carolina.

.DAY ONE...Today and tonight.

Isolated to scattered thunderstorms are expected across the region
this afternoon and evening. Cloud to ground lightning and locally
heavy rainfall will be the primary threat with any thunderstorms, and
a few could produce gusty winds.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

None.

HG

In the hours before

Special weather statement, Jun 14, 3:00 PM EDT, 25 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
300 PM EDT Sun Jun 14 2020

NCZ062-141945-
Macon NC-
300 PM EDT Sun Jun 14 2020

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN MACON COUNTY UNTIL
345 PM EDT...

At 259 PM EDT, Doppler radar was tracking a strong thunderstorm 11
miles southwest of Franklin, or 6 miles southeast of Nantahala Lake,
moving southeast at 10 mph.

Locations to be impacted include...
Otto, Rainbow Springs and Wayah Bald.

Wind gusts up to 40 mph and dime-size hail will be possible in these
areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Dime to nickel size hail can cause considerable damage to vehicles.
Consider moving vehicles to a covered storage area before the storm
arrives.

This storm may intensify, so be certain to monitor local radio and tv
stations, as well as local cable tv outlets for additional
information and possible warnings from the National Weather Service.

&&

LAT...LON 3519 8362 3511 8335 3499 8344 3499 8348
      3500 8351 3500 8352 3502 8352 3504 8356
      3507 8357 3509 8359 3511 8362 3513 8362
      3512 8364 3514 8364 3514 8365
TIME...MOT...LOC 1859Z 300DEG 8KT 3511 8357

08
Special weather statement, Jun 14, 3:16 PM EDT, 9 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
316 PM EDT Sun Jun 14 2020

NCZ048-141945-
Madison NC-
316 PM EDT Sun Jun 14 2020

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN MADISON COUNTY
UNTIL 345 PM EDT...

At 315 PM EDT, Doppler radar was tracking a strong thunderstorm 8
miles northwest of Marshall, or near Hot Springs, moving southeast at
10 mph.

Locations to be impacted include...
Marshall, Hot Springs, Spring Creek, Walnut and Luck.

Wind gusts up to 40 mph and dime size hail will be possible in these
areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Dime to nickel size hail can cause considerable damage to vehicles.
Consider moving vehicles to a covered storage area before the storm
arrives.

Torrential rainfall may flood areas with poor drainage, such as
ditches and underpasses. Avoid these areas and do not cross flooded
roads. Water levels of small streams may also rise rapidly. Seek
higher ground if threatened by flood waters.

&&

LAT...LON 3580 8263 3569 8287 3584 8292 3586 8292
      3593 8280
TIME...MOT...LOC 1915Z 328DEG 7KT 3584 8283

08
Special weather statement, Jun 14, 3:25 PM EDT, 0 minutes before
Special Weather Statement
National Weather Service Greenville-Spartanburg SC
325 PM EDT Sun Jun 14 2020

NCZ059-063-142000-
Southern Jackson NC-Northern Jackson NC-
325 PM EDT Sun Jun 14 2020

...A STRONG THUNDERSTORM WITH INTENSE LIGHTNING WILL IMPACT CENTRAL
JACKSON COUNTY UNTIL 400 PM EDT...

At 325 PM EDT, Doppler radar was tracking a strong thunderstorm with
intense lightning 11 miles southeast of Sylva, or 4 miles northeast
of Lake Glenville, moving southeast at 10 mph.

Locations to be impacted include...
Cashiers, Lake Glenville, Cullowhee, Wolf Mountain, Whiteside
Mountain and Tuckasegee.

In addition to intense lightning, wind gusts up to 40 mph, half inch
hail and very heavy rainfall rates up to 2 inches per hour will be
possible in these areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall may flood areas with poor drainage, such as
ditches and underpasses. Avoid these areas and do not cross flooded
roads. Water levels of small streams may also rise rapidly. Seek
higher ground if threatened by flood waters.

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. Do not take a shower or bath. Try to unplug unnecessary
appliances before the storm approaches.

&&

LAT...LON 3528 8324 3534 8308 3522 8296 3519 8297
      3519 8299 3517 8298 3516 8300 3515 8299
      3507 8315 3509 8315 3510 8316
TIME...MOT...LOC 1925Z 331DEG 9KT 3524 8311

08

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 1:45 PM EDTSevere Thunderstorm WarningGSPBuncombe, Haywood, Madison45 min
Jun 14, 2:33 PM EDTSevere Thunderstorm WarningGSPMadison42 min
Jun 14, 3:00 PM EDTSpecial Weather StatementGSPMacon45 min
Jun 14, 3:16 PM EDTSpecial Weather StatementGSPMadison29 min
Jun 14, 4:18 PM EDTSpecial Weather StatementGSPOconee42 min
Jun 14, 5:25 PM EDTSevere Thunderstorm WarningGSPAnderson, Pickens37 min
Jun 14, 5:38 PM EDTSevere Thunderstorm WarningGSPOconee24 min

Nearby

Special Weather Statements in North Carolina, 2020Every special weather statement in 2020

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.