Alert archive / North Carolina / Special Weather Statements in 2024

Special Weather Statement, NWS Greenville-Spartanburg, SC

July 21, 2024Polk County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Jul 21, 2024, 2:21 PM EDT for Polk 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: Jul 21, 2024, 2:21 PM EDT (18:21 UTC)
Expired: Jul 21, 2024, 2:45 PM EDT
In force: 24 min
Issued by: NWS Greenville-Spartanburg, SC
Hail: 0.25 in
Wind: 50

County Polk County, NC

The radar

The Greer radar (KGSP), 43 km from the middle of the area, began a volume at 18:22 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.4 hours before the alert went out and 300 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: 871 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 537 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 79 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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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 20, 9:10 PM EDT	Special Weather Statement	GSP	Cleveland	35 min
Jul 20, 10:05 PM EDT	Areal Flood Advisory	GSP	Cabarrus, Gaston, Mecklenburg	3 hr
Jul 20, 10:33 PM EDT	Flash Flood Warning	GSP	Gaston, Mecklenburg	5 hr
Jul 21, 2:54 PM EDT	Special Weather Statement	GSP	Rutherford	51 min
Jul 21, 6:08 PM EDT	Special Weather Statement	GSP	Buncombe	37 min
Jul 21, 6:50 PM EDT	Areal Flood Advisory	GSP	Gaston, Mecklenburg	2 hr
Jul 21, 7:03 PM EDT	Special Weather Statement	GSP	Henderson	27 min
Jul 21, 7:52 PM EDT	Flash Flood Warning	GSP	Mecklenburg	7 hr
Jul 21, 3:48 PM EDT	Special Weather Statement	GSP	Spartanburg	42 min
Jul 21, 3:57 PM EDT	Special Weather Statement	GSP	Anderson	33 min
Jul 21, 3:05 PM EDT	Special Weather Statement	GSP	Hart	40 min

Nearby

Special Weather Statements in North Carolina, 2024 Every special weather statement in 2024

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.