Alert archive / South Carolina / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 35, NWS Charleston, SC

April 6, 20224 counties in South Carolina

NWS Charleston, SC issued this severe thunderstorm warning at Apr 6, 2022, 10:53 PM EDT for 4 counties in South Carolina. It was in force for 67 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
Apr 6, 2022, 10:53 PM EDT (02:53 UTC)
Expired
Apr 7, 2022, 12:00 AM EDT
In force
67 min
Issued by
NWS Charleston, SC
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Berkeley County, SC, Charleston County, SC, Colleton County, SC, Dorchester County, SC

The radar

The Charleston,SC radar (KCLX), 83 km from the middle of the area, began a volume at 02:56 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 6, 4:21 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 2.9 hours before the alert went out and 23 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, Charleston AFB, SC at 00:00Z on 2022-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1861 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, Charleston AFB, SC at 00:00Z on 2022-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
1861 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
726 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.8
Supercell composite
4.6

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Apr 6, 10:47 PM EDT, 6 minutes earlier.

Area forecast discussion, Apr 6, 10:47 PM EDT, 6 minutes before
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Hazardous weather outlook, Apr 6, 10:46 PM EDT, 7 minutes before
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In the hours before

Local storm report, Apr 6, 8:46 PM EDT, 2 hours 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
846 PM EDT WED APR 06 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0833 PM     HAIL             4 SW PINOPOLIS          33.19N  80.08W
04/06/2022  E1.00 INCH       BERKELEY           SC   PUBLIC

            PUBLIC REPORT OF NICKEL TO QUARTER SIZED HAIL AROUND
            COOPER STORE ROAD.

&&

EVENT NUMBER CHS2200396

ETM
Local storm report, Apr 6, 9:05 PM EDT, 1 hour 48 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
905 PM EDT WED APR 06 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0856 PM     HAIL             4 SW LADSON             32.95N  80.16W
04/06/2022  E1.00 INCH       DORCHESTER         SC   NWS EMPLOYEE

&&

EVENT NUMBER CHS2200397

CPM
Local storm report, Apr 6, 9:17 PM EDT, 1 hour 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
917 PM EDT WED APR 06 2022

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0642 PM     TSTM WND DMG     3 WSW ASHTON            32.99N  81.02W
04/06/2022                   COLLETON           SC   LAW ENFORCEMENT

            TREE IN ROADWAY AT CAYCE RD AND MOSELLE RD. TIME
            ESTIMATED FROM RADAR.

&&

EVENT NUMBER CHS2200398

CPM
Special weather statement, Apr 6, 10:13 PM EDT, 40 minutes before
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Local storm report, Apr 6, 10:50 PM EDT, 3 minutes before
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Local storm report, Apr 6, 10:52 PM EDT, 1 minute before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 8:24 PM EDTSevere Thunderstorm WarningCHSBerkeley, Dorchester66 min
Apr 6, 8:30 PM EDTSevere Thunderstorm WarningCHSBerkeley, Charleston, Colleton, Dorchester45 min
Apr 6, 8:51 PM EDTAreal Flood AdvisoryCHSBerkeley3 hr
Apr 6, 9:00 PM EDTSevere Thunderstorm WarningCHSBerkeley, Charleston60 min
Apr 6, 9:24 PM EDTSpecial Marine WarningCHS96 min
Apr 6, 9:31 PM EDTSevere Thunderstorm WarningCHSAllendale, Hampton, Jasper44 min
Apr 6, 10:13 PM EDTSpecial Weather StatementCHSBeaufort, Colleton, Hampton, Jasper47 min
Apr 6, 10:17 PM EDTSpecial Marine WarningCHS118 min
Apr 6, 10:40 PM EDTSevere Thunderstorm WarningCHSBeaufort, Colleton35 min
Apr 6, 10:44 PM EDTSpecial Marine WarningCHS2 hr
Apr 6, 10:59 PM EDTTornado WarningCHSColleton18 min
Apr 6, 11:55 PM EDTSpecial Weather StatementCHSBerkeley35 min
Apr 7, 12:12 AM EDTSpecial Marine WarningCHS43 min
Apr 7, 12:39 AM EDTSpecial Marine WarningCHS51 min
Apr 7, 3:15 AM EDTSpecial Marine WarningCHS64 min
Apr 7, 3:52 AM EDTSpecial Marine WarningCHS113 min
Apr 7, 1:28 PM EDTSpecial Weather StatementCHSBeaufort47 min
Apr 7, 1:48 PM EDTSpecial Marine WarningCHS29 min
Apr 7, 2:38 PM EDTSevere Thunderstorm WarningCHSBerkeley, Charleston, Dorchester52 min
Apr 7, 3:29 PM EDTSpecial Marine WarningCHS2 hr
Apr 6, 8:25 PM EDTSevere Thunderstorm WarningCHSBryan, Bulloch, Candler, Evans, Jenkins, Liberty and 3 more65 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.