Alert archive / South Carolina / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 45, NWS Charleston, SC

May 3, 2022Hampton County, Jasper County, South Carolina; Effingham County, Georgia

NWS Charleston, SC issued this severe thunderstorm warning at May 3, 2022, 6:02 PM EDT for Hampton County, Jasper County, South Carolina; Effingham County, Georgia. It was in force for 58 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: May 3, 2022, 6:02 PM EDT (22:02 UTC)
Expired: May 3, 2022, 7:00 PM EDT
In force: 58 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Effingham County, GA, Hampton County, SC, Jasper County, SC

The radar

The Charleston,SC radar (KCLX), 19 km from the middle of the area, began a volume at 22:02 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

Jacksonville, FL (KJAX), launched 12:00Z, 10.0 hours before the alert went out and 230 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: 982 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 683 m above ground
0-6 km bulk shear: 6 kt
0-1 km storm-relative helicity: 15 m²/s²
0-3 km storm-relative helicity: 16 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 May 3, 3:59 PM EDT, 2 hours 3 minutes earlier.

Area forecast discussion, May 3, 3:59 PM EDT, 2 hours 3 minutes before

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Hazardous weather outlook, May 3, 4:01 AM EDT, 14 hours 1 minute before

Hazardous Weather Outlook
National Weather Service Charleston SC
401 AM EDT Tue May 3 2022

AMZ330-350-352-354-374-GAZ087-088-099>101-114>119-137>141-SCZ040-
042>045-047>052-040815-
Charleston Harbor-
Waters from South Santee River to Edisto Beach SC out 20 NM-
Waters from Edisto Beach SC to Savannah GA out 20 NM-
Waters from Savannah GA to Altamaha Sound GA out 20 NM, including
Grays Reef National Marine Sanctuary-
Waters from Savannah GA to Altamaha Sound GA from 20 to 60 NM-
Jenkins-Screven-Candler-Bulloch-Effingham-Tattnall-Evans-
Inland Bryan-Coastal Bryan-Inland Chatham-Coastal Chatham-Long-
Inland Liberty-Coastal Liberty-Inland McIntosh-Coastal McIntosh-
Allendale-Hampton-Inland Colleton-Dorchester-Inland Berkeley-
Inland Jasper-Beaufort-Coastal Colleton-Charleston-Coastal Jasper-
Tidal Berkeley-
401 AM EDT Tue May 3 2022

This Hazardous Weather Outlook is for Atlantic coastal waters,
southeast Georgia and southeast South Carolina.

.DAY ONE...Today and tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

The probability for widespread hazardous weather is low.

.SPOTTER INFORMATION STATEMENT...

Spotter assistance is not anticipated at this time.

In the hours before

Local storm report, May 3, 4:29 PM EDT, 1 hour 33 minutes before

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Local storm report, May 3, 4:50 PM EDT, 1 hour 12 minutes before

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Special weather statement, May 3, 4:50 PM EDT, 1 hour 12 minutes before

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Special weather statement, May 3, 5:10 PM EDT, 52 minutes before

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Local storm report, May 3, 5:38 PM EDT, 24 minutes before

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Special weather statement, May 3, 5:38 PM EDT, 24 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 6:40 PM EDT	Special Weather Statement	CHS	Colleton	35 min
May 3, 7:12 PM EDT	Special Weather Statement	CHS	Dorchester	33 min
May 3, 2:35 PM EDT	Special Weather Statement	CHS	Tattnall	40 min
May 3, 2:40 PM EDT	Severe Thunderstorm Warning	CHS	Tattnall	65 min
May 3, 4:08 PM EDT	Special Weather Statement	CHS	Jenkins	37 min
May 3, 4:17 PM EDT	Severe Thunderstorm Warning	CHS	Bulloch, Jenkins, Screven	35 min
May 3, 4:50 PM EDT	Special Weather Statement	CHS	Jenkins	25 min
May 3, 5:10 PM EDT	Special Weather Statement	CHS	Bryan	20 min
May 3, 5:38 PM EDT	Special Weather Statement	CHS	Liberty	22 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2022 Severe Thunderstorm Warnings in Georgia, 2022 Every 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.