Alert archive / North Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Greenville-Spartanburg, SC

May 26, 2021Alexander County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at May 26, 2021, 7:21 PM EDT for Alexander County, North Carolina. It was in force for 24 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 26, 2021, 7:21 PM EDT (23:21 UTC)
Expired
May 26, 2021, 7:45 PM EDT
In force
24 min
Issued by
NWS Greenville-Spartanburg, SC

County Alexander County, NC

The radar

The Roanoke radar (KFCX), 140 km from the middle of the area, began a volume at 23:22 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

Roanoke, VA (KRNK), launched 12:00Z, 11.4 hours before the alert went out and 200 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, Roanoke, VA at 12:00Z on 2021-05-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 163 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, Roanoke, VA at 12:00Z on 2021-05-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
163 J/kg
Mixed-layer CIN
-101 J/kg
Mixed-layer LCL
1107 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
36 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

203 
WWUS82 KGSP 262321
SPSGSP

Special Weather Statement
National Weather Service Greenville-Spartanburg SC
721 PM EDT Wed May 26 2021
 
NCZ035-502-262345-
Greater Caldwell NC-Alexander NC-
721 PM EDT Wed May 26 2021

...A STRONG THUNDERSTORM WILL IMPACT ALEXANDER AND EAST CENTRAL
CALDWELL COUNTIES UNTIL 745 PM EDT...

At 720 PM EDT, Doppler radar was tracking a strong thunderstorm 5
miles northwest of Taylorsville, moving east at 25 mph.

Locations to be impacted include...
Taylorsville, Stony Point, Hiddenite, Little River In Alexander
County, Vashti, Millersville and Ellendale.

Wind gusts up to 40 mph will be possible in these areas.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Gusty winds can blow down trees that are dead, or that have weakened
root systems. Outdoor furniture and similar items can be tossed
around if not anchored. Seek shelter indoors.

&&

LAT...LON 3599 8100 3596 8100 3586 8104 3582 8107
      3589 8138 3602 8134 3600 8133 3601 8129
      3603 8127 3604 8119 3603 8117 3604 8113
      3603 8107 3604 8103
TIME...MOT...LOC 2320Z 274DEG 23KT 3597 8125 

$$

HG

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 8:25 PM EDTSpecial Weather StatementGSPCleveland35 min
May 26, 2:09 PM EDTSpecial Weather StatementGSPMcDowell36 min
May 26, 6:08 PM EDTSpecial Weather StatementGSPCaldwell37 min

Nearby

Special Weather Statements in North Carolina, 2021Every 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.