Alert archive / North Carolina / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 35, NWS Greenville-Spartanburg, SC

May 28, 2021Cabarrus County, Rowan County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 28, 2021, 5:03 PM EDT for Cabarrus County, Rowan County, North Carolina. It was in force for 27 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 28, 2021, 5:03 PM EDT (21:03 UTC)
Expired
May 28, 2021, 5:30 PM EDT
In force
27 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Cabarrus County, NC, Rowan County, NC

The radar

The Roanoke radar (KFCX), 161 km from the middle of the area, began a volume at 21:06 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, 9.1 hours before the alert went out and 67 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, Greensboro/Hi Pt, NC at 12:00Z on 2021-05-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 106 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Greensboro/Hi Pt, NC at 12:00Z on 2021-05-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 square meters per square second.193958Sfc1 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
106 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
1467 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

311 
WUUS52 KGSP 282103
SVRGSP
NCC025-159-282130-
/O.NEW.KGSP.SV.W.0035.210528T2103Z-210528T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Greenville-Spartanburg SC
503 PM EDT Fri May 28 2021

The National Weather Service in Greenville-Spartanburg has issued a

* Severe Thunderstorm Warning for...
  Northeastern Cabarrus County in the Piedmont of North Carolina...
  Southeastern Rowan County in the Piedmont of North Carolina...

* Until 530 PM EDT.

* At 502 PM EDT, a severe thunderstorm was located 8 miles southeast
  of Salisbury, or near Rockwell, moving northeast at 55 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to trees and power lines.

* Locations impacted include...
  Granite Quarry, Rockwell, Faith, High Rock Lake, Gold Hill and High
  Rock.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Scattered trees and power lines will be blown down in the warned
area. Seek shelter inside an interior room.

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 the
specific location where it occurred.

&&

LAT...LON 3550 8026 3550 8029 3548 8031 3544 8041
      3560 8052 3570 8033 3568 8033 3567 8031
      3564 8029 3563 8027 3559 8021 3555 8021
      3553 8019
TIME...MOT...LOC 2102Z 240DEG 49KT 3556 8039 

HAIL...<.75IN
WIND...60MPH
 
$$

HG
2 follow-up statements
107 
WWUS52 KGSP 282120
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
520 PM EDT Fri May 28 2021

NCC025-282129-
/O.CAN.KGSP.SV.W.0035.000000T0000Z-210528T2130Z/
Cabarrus NC-
520 PM EDT Fri May 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CABARRUS COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved 
northeast out of Cabarrus County. Therefore, the warning has been 
cancelled for this area.

LAT...LON 3550 8025 3550 8036 3565 8043 3570 8033
      3568 8033 3567 8031 3564 8029 3561 8024
      3560 8023 3559 8021 3555 8021 3554 8020
      3553 8020
TIME...MOT...LOC 2119Z 238DEG 46KT 3557 8026 

$$

NCC159-282130-
/O.CON.KGSP.SV.W.0035.000000T0000Z-210528T2130Z/
Rowan NC-
520 PM EDT Fri May 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM EDT
FOR SOUTHEASTERN ROWAN COUNTY...

At 519 PM EDT, a severe thunderstorm was located 11 miles northwest
of Badin Lake, or 6 miles southeast of High Rock Lake, moving
northeast at 55 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to trees and power lines.

Locations impacted include...
High Rock Lake, Gold Hill and High Rock. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Scattered trees and power lines will be blown down in the warned
area. Seek shelter inside an interior room.

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 the
specific location where it occurred.

&&

LAT...LON 3550 8025 3550 8036 3565 8043 3570 8033
      3568 8033 3567 8031 3564 8029 3561 8024
      3560 8023 3559 8021 3555 8021 3554 8020
      3553 8020
TIME...MOT...LOC 2119Z 238DEG 46KT 3557 8026 

HAIL...<.75IN
WIND...60MPH
 
$$

HG
198 
WWUS52 KGSP 282129
SVSGSP

Severe Weather Statement
National Weather Service Greenville-Spartanburg SC
529 PM EDT Fri May 28 2021

NCC159-282139-
/O.EXP.KGSP.SV.W.0035.000000T0000Z-210528T2130Z/
Rowan NC-
529 PM EDT Fri May 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ROWAN COUNTY WILL
EXPIRE AT 530 PM EDT...
        
The storm which prompted the warning has weakened below severe 
limits, and has exited the warned area. Therefore, the warning will 
be allowed to expire on schedule at 530 pm EDT. However, gusty winds 
to 30 mph still possible in the wake of this storm.

LAT...LON 3550 8025 3550 8036 3565 8043 3570 8033
      3568 8033 3567 8031 3564 8029 3561 8024
      3560 8023 3559 8021 3555 8021 3554 8020
      3553 8020
TIME...MOT...LOC 2129Z 240DEG 49KT 3564 8012 

$$

HG

The office that day

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

IssuedProductOfficeCountiesLasted
May 28, 3:08 PM EDTSpecial Weather StatementGSPLincoln37 min
May 28, 3:28 PM EDTSpecial Weather StatementGSPMecklenburg32 min
May 28, 3:39 PM EDTSpecial Weather StatementGSPGaston36 min
May 28, 3:53 PM EDTSpecial Weather StatementGSPGaston37 min
May 28, 4:08 PM EDTSpecial Weather StatementGSPRowan22 min
May 28, 4:21 PM EDTSpecial Weather StatementGSPGraham24 min
May 28, 4:26 PM EDTSpecial Weather StatementGSPCabarrus, Rowan34 min
May 28, 4:31 PM EDTSpecial Weather StatementGSPGaston29 min
May 28, 4:44 PM EDTSpecial Weather StatementGSPSwain31 min
May 28, 4:48 PM EDTSpecial Weather StatementGSPCabarrus27 min
May 28, 4:50 PM EDTSpecial Weather StatementGSPMecklenburg25 min
May 28, 5:17 PM EDTSpecial Weather StatementGSPMecklenburg28 min
May 28, 5:44 PM EDTSpecial Weather StatementGSPUnion31 min
May 28, 5:53 PM EDTSpecial Weather StatementGSPGraham, Swain52 min
May 28, 6:01 PM EDTSpecial Weather StatementGSPMadison, Mitchell, Swain59 min
May 28, 6:34 PM EDTSpecial Weather StatementGSPAvery, Mitchell, Yancey56 min
May 28, 6:38 PM EDTSpecial Weather StatementGSPGraham, Haywood, Jackson, Macon, Swain67 min
May 28, 7:04 PM EDTSpecial Weather StatementGSPAvery26 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2021Every severe thunderstorm warning 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.