Alert archive / North Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Greenville-Spartanburg, SC

March 27, 2021Avery County, Mitchell County, Yancey County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Mar 27, 2021, 12:59 PM EDT for Avery County, Mitchell County, Yancey County, North Carolina. It was in force for 61 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: Mar 27, 2021, 12:59 PM EDT (16:59 UTC)
Expired: Mar 27, 2021, 2:00 PM EDT
In force: 61 min
Issued by: NWS Greenville-Spartanburg, SC

Counties Avery County, NC, Mitchell County, NC, Yancey County, NC

The radar

The Knoxville radar (KMRX), 115 km from the middle of the area, began a volume at 17:00 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, 5.0 hours before the alert went out and 201 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2434 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 145 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 Mar 27, 10:08 AM EDT, 2 hours 51 minutes earlier.

Area forecast discussion, Mar 27, 10:08 AM EDT, 2 hours 51 minutes before

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Hazardous weather outlook, Mar 27, 5:24 AM EDT, 7 hours 35 minutes before

Hazardous Weather Outlook
National Weather Service Greenville-Spartanburg SC
524 AM EDT Sat Mar 27 2021

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-280930-
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-
524 AM EDT Sat Mar 27 2021

This Hazardous Weather Outlook is for northeast Georgia, piedmont
North Carolina, western North Carolina and upstate South Carolina.

.DAY ONE...Today and tonight.

Scattered to numerous showers and thunderstorms are expected to
develop across the area today as a warm front lifts north through the
region. A few storms may become severe, with the main threats being
damaging wind gusts and large hail to the size of quarters. There
will also be an isolated tornado threat, mainly across the Piedmont
south of I-40.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

A line of thunderstorms is expected to cross the area from west to
east during the late morning to mid-afternoon hours. Damaging winds
will be the main threat, but a few storms may produce large hail, as
well.

.SPOTTER INFORMATION STATEMENT...

None.

ARK

In the hours before

Special weather statement, Mar 27, 11:58 AM EDT, 1 hour 1 minute before

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Special weather statement, Mar 27, 12:35 PM EDT, 24 minutes before

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Special weather statement, Mar 27, 12:59 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 27, 12:51 AM EDT	Areal Flood Advisory	GSP	Rowan	4 hr
Mar 27, 6:05 AM EDT	River Flood Advisory	GSP	Cleveland	15 hr
Mar 27, 11:58 AM EDT	Special Weather Statement	GSP	Graham, Swain	62 min
Mar 27, 12:35 PM EDT	Special Weather Statement	GSP	Madison	55 min
Mar 27, 12:50 PM EDT	Flash Flood Watch	GSP	Avery, Buncombe, Burke, Caldwell, Graham, Haywood and 11 more	23 hr
Mar 27, 1:23 PM EDT	Special Weather Statement	GSP	Buncombe	67 min
Mar 27, 1:30 PM EDT	Severe Thunderstorm Warning	GSP	Buncombe	45 min
Mar 27, 1:32 PM EDT	Severe Thunderstorm Warning	GSP	Davie, Iredell, Rowan	43 min
Mar 27, 1:39 PM EDT	Severe Thunderstorm Warning	GSP	Avery, Burke, Caldwell	66 min
Mar 27, 1:53 PM EDT	Severe Thunderstorm Warning	GSP	Burke, Caldwell, McDowell	55 min
Mar 27, 2:00 PM EDT	Severe Thunderstorm Warning	GSP	Burke, Cleveland, McDowell, Rutherford	45 min
Mar 27, 2:19 PM EDT	Severe Thunderstorm Warning	GSP	Alexander, Caldwell	29 min
Mar 27, 2:29 PM EDT	Special Weather Statement	GSP	Cleveland, Polk, Rutherford	31 min
Mar 27, 2:45 PM EDT	Special Weather Statement	GSP	Alexander, Catawba, Cleveland, Davie, Gaston, Iredell and 1 more	45 min
Mar 27, 3:15 PM EDT	Special Weather Statement	GSP	Davie, Iredell, Rowan	45 min
Mar 27, 3:24 PM EDT	Special Weather Statement	GSP	Cleveland, Gaston, Lincoln	51 min
Mar 27, 3:53 PM EDT	Special Weather Statement	GSP	Cabarrus, Gaston, Mecklenburg, Rowan	52 min
Mar 27, 3:59 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Mecklenburg	31 min
Mar 27, 4:17 PM EDT	Severe Thunderstorm Warning	GSP	Cabarrus, Rowan	28 min
Mar 27, 5:04 PM EDT	Special Weather Statement	GSP	Union	41 min
Mar 27, 4:45 PM EDT	Special Weather Statement	GSP	Spartanburg	45 min
Mar 27, 6:55 PM EDT	Special Weather Statement	GSP	Pickens	50 min
Mar 27, 7:05 PM EDT	Severe Thunderstorm Warning	GSP	Greenville, Pickens	25 min
Mar 27, 7:10 PM EDT	Special Weather Statement	GSP	Greenville	35 min
Mar 27, 7:11 PM EDT	Special Weather Statement	GSP	Abbeville	34 min
Mar 27, 7:35 PM EDT	Special Weather Statement	GSP	Greenville	25 min
Mar 27, 5:45 PM EDT	Special Weather Statement	GSP	Elbert	45 min

Nearby

Special Weather Statements in North Carolina, 2021 Every special weather statement in 2021

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.