Alert archive / South Carolina / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 162, NWS Columbia, SC

July 30, 20224 counties in South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jul 30, 2022, 4:31 PM EDT for 4 counties in South Carolina. It was in force for 44 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 30, 2022, 4:31 PM EDT (20:31 UTC)
Expired
Jul 30, 2022, 5:15 PM EDT
In force
44 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Aiken County, SC, Edgefield County, SC, Lexington County, SC, Saluda County, SC

The radar

The Columbia radar (KCAE), 52 km from the middle of the area, began a volume at 20:32 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, 8.5 hours before the alert went out and 268 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, Peachtre/Fal Fld, GA at 12:00Z on 2022-07-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1594 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, Peachtre/Fal Fld, GA at 12:00Z on 2022-07-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
1594 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
864 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
26 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 29, 8:36 PM EDTSpecial Weather StatementCAELee39 min
Jul 30, 1:51 PM EDTSpecial Weather StatementCAEFairfield39 min
Jul 30, 2:35 PM EDTSpecial Weather StatementCAECalhoun40 min
Jul 30, 3:35 PM EDTSpecial Weather StatementCAELexington40 min
Jul 30, 3:40 PM EDTSpecial Weather StatementCAESumter50 min
Jul 30, 4:13 PM EDTSpecial Weather StatementCAELee47 min
Jul 30, 4:23 PM EDTSpecial Weather StatementCAEFlorence52 min
Jul 30, 4:39 PM EDTSpecial Weather StatementCAEKershaw51 min
Jul 30, 5:19 PM EDTSpecial Weather StatementCAEBamberg41 min
Jul 30, 6:23 PM EDTSpecial Weather StatementCAEClarendon52 min
Jul 30, 6:41 PM EDTAreal Flood AdvisoryCAEChesterfield87 min
Jul 30, 1:49 PM EDTSpecial Weather StatementCAEBurke41 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2022Every severe thunderstorm warning in 2022

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.