Alert archive / South Carolina / Flash Flood Warnings in 2024

Flash Flood Warning 14, NWS Columbia, SC

July 24, 20244 counties in South Carolina

NWS Columbia, SC issued this flash flood warning at Jul 24, 2024, 1:32 AM EDT for 4 counties in South Carolina. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 24, 2024, 1:32 AM EDT (05:32 UTC)
Expired
Jul 24, 2024, 2:10 AM EDT
In force
38 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Flood severity
None

Counties Kershaw County, SC, Lee County, SC, Richland County, SC, Sumter County, SC

The radar

The Columbia radar (KCAE), 57 km from the middle of the area, began a volume at 05:33 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

Newport, NC (KMHX), launched 00:00Z, 5.5 hours before the alert went out and 343 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, Newport, NC at 00:00Z on 2024-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1800 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 2024-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 square meters per square second.1939Sfc1 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
1800 J/kg
Mixed-layer CIN
-66 J/kg
Mixed-layer LCL
1337 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
71 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 23, 8:17 PM EDTSpecial Weather StatementCAERichland43 min
Jul 23, 9:37 PM EDTSpecial Weather StatementCAEMcCormick53 min
Jul 23, 10:33 PM EDTSpecial Weather StatementCAEMcCormick42 min
Jul 23, 10:59 PM EDTSpecial Weather StatementCAENewberry, Saluda46 min
Jul 23, 11:16 PM EDTSpecial Weather StatementCAEEdgefield29 min
Jul 23, 11:46 PM EDTSpecial Weather StatementCAEEdgefield, Lexington, Newberry, Saluda29 min
Jul 24, 12:07 AM EDTSpecial Weather StatementCAERichland23 min
Jul 24, 12:31 AM EDTSpecial Weather StatementCAERichland29 min
Jul 24, 12:43 AM EDTAreal Flood AdvisoryCAELexington, Richland62 min
Jul 24, 12:59 AM EDTFlash Flood WarningCAELexington, Richland111 min
Jul 24, 1:07 AM EDTSpecial Weather StatementCAELee, Richland38 min
Jul 24, 1:13 AM EDTAreal Flood AdvisoryCAEKershaw, Lee, Richland2 hr
Jul 24, 1:16 AM EDTAreal Flood AdvisoryCAEChesterfield59 min
Jul 24, 2:06 AM EDTSpecial Weather StatementCAEChesterfield24 min
Jul 24, 2:23 AM EDTAreal Flood AdvisoryCAEChesterfield52 min
Jul 24, 4:19 AM EDTFlood WatchCAEAiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 6 more44 hr
Jul 24, 1:42 PM EDTSpecial Weather StatementCAEClarendon33 min
Jul 24, 3:03 PM EDTSpecial Weather StatementCAEClarendon27 min
Jul 24, 3:29 PM EDTSpecial Weather StatementCAECalhoun, Orangeburg31 min
Jul 24, 3:35 PM EDTSpecial Weather StatementCAEBamberg25 min
Jul 24, 3:42 PM EDTAreal Flood AdvisoryCAEOrangeburg103 min
Jul 24, 4:04 PM EDTSpecial Weather StatementCAECalhoun, Sumter26 min
Jul 24, 4:32 PM EDTSpecial Weather StatementCAEEdgefield, McCormick28 min
Jul 24, 4:58 PM EDTAreal Flood AdvisoryCAELexington, Richland95 min
Jul 24, 5:04 PM EDTSpecial Weather StatementCAEKershaw26 min
Jul 24, 5:10 PM EDTSpecial Weather StatementCAELexington50 min
Jul 24, 5:24 PM EDTAreal Flood AdvisoryCAEKershaw, Richland68 min
Jul 24, 5:43 PM EDTFlash Flood WarningCAEKershaw, Lexington, Richland89 min
Jul 24, 5:52 PM EDTSpecial Weather StatementCAEFairfield53 min
Jul 24, 6:22 PM EDTSpecial Weather StatementCAEBarnwell23 min
Jul 24, 7:10 PM EDTAreal Flood AdvisoryCAENewberry104 min
Jul 24, 2:14 PM EDTSpecial Weather StatementCAEBurke31 min
Jul 24, 2:55 PM EDTSpecial Weather StatementCAEBurke35 min
Jul 24, 6:17 PM EDTSpecial Weather StatementCAELincoln43 min

Nearby

Flash Flood Warnings in South Carolina, 2024Every flash flood warning 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.