Alert archive / South Carolina / Flash Flood Warnings in 2026

Flash Flood Warning 5, NWS Greenville-Spartanburg, SC

May 26, 2026Laurens County, South Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at May 26, 2026, 7:15 PM EDT for Laurens County, South Carolina. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: May 26, 2026, 7:15 PM EDT (23:15 UTC)
Expired: May 27, 2026, 1:00 AM EDT
In force: 6 hr
Issued by: NWS Greenville-Spartanburg, SC
Area: Storm-based polygon
Flood severity: None

County Laurens County, SC

The radar

The Greer radar (KGSP), 49 km from the middle of the area, began a volume at 23:16 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, 11.3 hours before the alert went out and 261 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: 76 J/kg
Mixed-layer CIN: -83 J/kg
Mixed-layer LCL: 769 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 110 m²/s²
0-3 km storm-relative helicity: 145 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this flash flood warning 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 flash flood warning went out at May 26, 2:57 PM EDT, 4 hours 18 minutes earlier.

Area forecast discussion, May 26, 2:57 PM EDT, 4 hours 18 minutes before

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In the hours before

Special weather statement, May 26, 4:38 PM EDT, 2 hours 37 minutes before

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Special weather statement, May 26, 4:54 PM EDT, 2 hours 21 minutes before

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Special weather statement, May 26, 5:14 PM EDT, 2 hours 1 minute before

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Special weather statement, May 26, 5:27 PM EDT, 1 hour 48 minutes before

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Special weather statement, May 26, 6:14 PM EDT, 1 hour 1 minute before

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Special weather statement, May 26, 6:23 PM EDT, 52 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
May 25, 8:01 PM EDT	Areal Flood Advisory	GSP	McDowell	3 hr
May 25, 8:13 PM EDT	Flash Flood Warning	GSP	Henderson	12 hr
May 25, 8:23 PM EDT	Special Weather Statement	GSP	Alexander, Rutherford	52 min
May 25, 9:10 PM EDT	Areal Flood Advisory	GSP	Alexander, Burke, Caldwell, Catawba, Cleveland, McDowell and 1 more	3 hr
May 25, 9:15 PM EDT	Flash Flood Warning	GSP	Transylvania	4 hr
May 25, 9:16 PM EDT	Flash Flood Warning	GSP	Alexander, Caldwell	2 hr
May 25, 10:48 PM EDT	Areal Flood Advisory	GSP	Transylvania	4 hr
May 25, 11:08 PM EDT	River Flood Advisory	GSP	Buncombe, Henderson	32 hr
May 26, 12:57 AM EDT	Areal Flood Advisory	GSP	Transylvania	108 min
May 26, 8:09 AM EDT	Areal Flood Advisory	GSP	Henderson	6 hr
May 26, 4:08 PM EDT	Special Weather Statement	GSP	Polk	52 min
May 26, 5:14 PM EDT	Special Weather Statement	GSP	Cleveland	61 min
May 26, 6:14 PM EDT	Special Weather Statement	GSP	Gaston, Lincoln	61 min
May 26, 3:15 PM EDT	Special Weather Statement	GSP	Chester	60 min
May 26, 4:38 PM EDT	Special Weather Statement	GSP	Cherokee	67 min
May 26, 4:54 PM EDT	Special Weather Statement	GSP	Anderson	51 min
May 26, 5:12 PM EDT	Areal Flood Advisory	GSP	Spartanburg	3 hr
May 26, 5:27 PM EDT	Special Weather Statement	GSP	Spartanburg	48 min
May 26, 6:23 PM EDT	Special Weather Statement	GSP	Laurens	67 min
May 26, 6:55 PM EDT	Areal Flood Advisory	GSP	Laurens	9 hr
May 26, 7:30 PM EDT	Areal Flood Advisory	GSP	Greenwood	6 hr

Nearby

Flash Flood Warnings in South Carolina, 2026 Every flash flood warning in 2026

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.