Alert archive / South Carolina / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 78, NWS Wilmington, NC

August 21, 2026Florence County, Williamsburg County, South Carolina

NWS Wilmington, NC issued this severe thunderstorm warning at Aug 21, 2026, 6:13 PM EDT for Florence County, Williamsburg County, South Carolina. It was in force for 62 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: Aug 21, 2026, 6:13 PM EDT (22:13 UTC)
Expired: Aug 21, 2026, 7:15 PM EDT
In force: 62 min
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Florence County, SC, Williamsburg County, SC

The radar

The Wilmington radar (KLTX), 120 km from the middle of the area, began a volume at 22:15 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.

Issued	Product	Office	Lasted
Aug 21, 1:40 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

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 Wilmington, NC wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 20, 7:26 PM EDT, 22 hours 47 minutes earlier.

Area forecast discussion, Aug 20, 7:26 PM EDT, 22 hours 47 minutes before

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The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 21, 2:12 AM EDT	Heat Advisory	ILM	Brunswick, Columbus, New Hanover, Pender	17 hr
Aug 21, 1:01 PM EDT	Special Weather Statement	ILM	New Hanover, Pender	44 min
Aug 21, 1:39 PM EDT	Severe Thunderstorm Warning	ILM	New Hanover, Pender	50 min
Aug 21, 1:42 PM EDT	Special Weather Statement	ILM	Columbus	48 min
Aug 21, 1:55 PM EDT	Special Marine Warning	ILM		65 min
Aug 21, 2:00 PM EDT	Special Weather Statement	ILM	Robeson	60 min
Aug 21, 2:07 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Columbus, Pender	38 min
Aug 21, 2:29 PM EDT	Special Weather Statement	ILM	Columbus	31 min
Aug 21, 2:32 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Robeson	58 min
Aug 21, 2:50 PM EDT	Special Weather Statement	ILM	Bladen	25 min
Aug 21, 2:53 PM EDT	Severe Thunderstorm Warning	ILM	Bladen	67 min
Aug 21, 3:00 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender	60 min
Aug 21, 3:11 PM EDT	Severe Thunderstorm Warning	ILM	Bladen, Columbus, Robeson	64 min
Aug 21, 3:59 PM EDT	Special Weather Statement	ILM	New Hanover, Pender	46 min
Aug 21, 4:03 PM EDT	Areal Flood Advisory	ILM	New Hanover	5 hr
Aug 21, 4:10 PM EDT	Flash Flood Warning	ILM	Columbus	5 hr
Aug 21, 4:14 PM EDT	Special Weather Statement	ILM	Bladen, Columbus, Robeson	61 min
Aug 21, 4:30 PM EDT	Severe Thunderstorm Warning	ILM	Brunswick, Columbus	38 min
Aug 21, 4:33 PM EDT	Flash Flood Warning	ILM	New Hanover	4 hr
Aug 21, 4:35 PM EDT	Tornado Warning	ILM	New Hanover, Pender	25 min
Aug 21, 4:55 PM EDT	Special Marine Warning	ILM		65 min
Aug 21, 5:15 PM EDT	Special Weather Statement	ILM	Brunswick	60 min
Aug 21, 5:17 PM EDT	Special Weather Statement	ILM	Columbus	43 min
Aug 21, 5:20 PM EDT	Special Weather Statement	ILM	New Hanover	25 min
Aug 21, 12:12 PM EDT	Special Weather Statement	ILM	Florence	48 min
Aug 21, 12:49 PM EDT	Special Weather Statement	ILM	Williamsburg	26 min
Aug 21, 1:21 PM EDT	Special Weather Statement	ILM	Williamsburg	24 min
Aug 21, 1:59 PM EDT	Special Weather Statement	ILM	Florence	46 min
Aug 21, 2:03 PM EDT	Special Weather Statement	ILM	Williamsburg	42 min
Aug 21, 2:11 PM EDT	Severe Thunderstorm Warning	ILM	Darlington, Florence	49 min
Aug 21, 2:35 PM EDT	Severe Thunderstorm Warning	ILM	Florence	55 min
Aug 21, 2:39 PM EDT	Special Weather Statement	ILM	Williamsburg	51 min
Aug 21, 3:19 PM EDT	Special Weather Statement	ILM	Dillon	41 min
Aug 21, 4:42 PM EDT	Severe Thunderstorm Warning	ILM	Marlboro	78 min
Aug 21, 5:03 PM EDT	Special Weather Statement	ILM	Williamsburg	27 min
Aug 21, 5:21 PM EDT	Special Weather Statement	ILM	Horry	24 min
Aug 21, 5:28 PM EDT	Severe Thunderstorm Warning	ILM	Georgetown, Williamsburg	47 min
Aug 21, 5:43 PM EDT	Special Weather Statement	ILM	Horry	32 min
Aug 21, 6:14 PM EDT	Special Weather Statement	ILM	Horry	31 min
Aug 21, 6:54 PM EDT	Areal Flood Advisory	ILM	Williamsburg	3 hr
Aug 21, 7:13 PM EDT	Areal Flood Advisory	ILM	Florence	3 hr
Aug 21, 7:31 PM EDT	Special Weather Statement	ILM	Williamsburg	44 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2026 Every severe thunderstorm 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; radar from the NEXRAD Level II archive.