South Carolina, 2022

Damaging Winds and Strong Wind in South Carolina, August 11, 2022

August 11, 2022 · NWS CHS · 13 events in 4 counties and zones

Deep moisture drawn from the Gulf of Mexico along with large downdraft convective available potential energy ahead of a cold front approaching from the west led to a line of strong thunderstorms capable of producing damaging winds across southeast South Carolina.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

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The toll

Deaths
0
Injuries
0
Property damage
$1,000
Crop damage
None recorded
Events
13

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS CHS wrote it up.

Deep moisture drawn from the Gulf of Mexico along with large downdraft convective available potential energy ahead of a cold front approaching from the west led to a line of strong thunderstorms capable of producing damaging winds across southeast South Carolina.

The radar

The Charleston,SC radar (KCLX), 16 km away, was scanning. The volume nearest the first event began at 21:23 UTC.

Open the radar archive at this moment

Event by event

12 thunderstorm wind, 1 strong wind. Local standard time, as filed.

Strong Wind, Hampton

When
August 11, 3:35 PM EST to 3:36 PM EST
Where
Hampton forecast zone
Measured
43 kt (49 mph) estimated gust
Reported by
Broadcast Media
Coordinates
32.776, -81.141 (the zone’s center; the record gives no point)

WATERSPOUT. Location: 32.8338N, 81.1701W. The Savannah broadcast media relayed a video of a gustnado that moved across Lake Warren, becoming a waterspout with no discernible damage, but displaying a well defined funnel and raised spray. The waterspout developed along a gust front ahead of a line of thunderstorms.

Thunderstorm Wind, Colleton

When
August 11, 4:21 PM EST to 4:22 PM EST
Where
Colleton County, 2.8 mi WSW of Walterboro
Measured
50 kt (58 mph) estimated gust
Reported by
Emergency Manager
Coordinates
32.879, -80.691

A Colleton County emergency manager reported a tree down near the intersection of Hendersonville Highway and Bomar Place.

Thunderstorm Wind, Colleton

When
August 11, 4:23 PM EST to 4:24 PM EST
Where
Colleton County, 1.88 mi ENE of Green Pond
Measured
45 kt (52 mph) estimated gust
Property damage
$1,000
Reported by
Emergency Manager
Coordinates
32.740, -80.590

A Colleton County emergency manager reported a tree down near the intersection of Woods Road and Ace Basin Parkway due to thunderstorm outflow.

Thunderstorm Wind, Colleton

When
August 11, 4:29 PM EST to 4:30 PM EST
Where
Colleton County, Stokes
Measured
50 kt (58 mph) estimated gust
Reported by
Emergency Manager
Coordinates
32.970, -80.720

A Colleton County emergency manager reported a tree down and blocking the road along the 2600 Block of Jones Swamp Road.

Thunderstorm Wind, Colleton

When
August 11, 4:29 PM EST to 4:30 PM EST
Where
Colleton County, 0.9 mi NW of Williams
Measured
50 kt (58 mph) estimated gust
Reported by
Emergency Manager
Coordinates
33.040, -80.840

A Colleton County emergency manager reported a tree down along the 1700 Block of George Warren Drive.

Thunderstorm Wind, Colleton

When
August 11, 4:41 PM EST to 4:42 PM EST
Where
Colleton County, 2.82 mi NNW of Round O
Measured
50 kt (58 mph) estimated gust
Reported by
Emergency Manager
Coordinates
32.970, -80.540

A Colleton County emergency manager reported a tree down and blocking the road near the intersection of Round O Road and Coolers Dairy Road.

Thunderstorm Wind, Colleton

When
August 11, 4:44 PM EST to 4:45 PM EST
Where
Colleton County, 3.11 mi NW of Jacksonboro
Measured
50 kt (58 mph) estimated gust
Reported by
Emergency Manager
Coordinates
32.800, -80.490

A Colleton County emergency manager reported power lines down and a power pole damaged near the intersection of Charleston Highway and Jacksonboro Road.

Thunderstorm Wind, Charleston

When
August 11, 5:20 PM EST
Where
Charleston County, 1.99 mi S of Mt Pleasant
Measured
53 kt (61 mph) measured gust
Reported by
Mesonet
Coordinates
32.751, -79.871

The Weatherflow sensor at Fort Sumter Range Front Light measured a wind gust of 61 mph.

Thunderstorm Wind, Berkeley

When
August 11, 5:46 PM EST to 5:47 PM EST
Where
Berkeley County, 2.22 mi SW of Huger
Measured
50 kt (58 mph) estimated gust
Reported by
Law Enforcement
Coordinates
33.060, -79.810

Law enforcement reported a tree down on a power line along Highway 41.

Thunderstorm Wind, Berkeley

When
August 11, 5:47 PM EST to 5:48 PM EST
Where
Berkeley County, 0.9 mi SE of Prioleau
Measured
50 kt (58 mph) estimated gust
Reported by
Law Enforcement
Coordinates
33.360, -80.170

Law enforcement reported a tree down on the road near the intersection of Gardeners Walk and Spring Plains Road.

Thunderstorm Wind, Charleston

When
August 11, 5:54 PM EST to 5:55 PM EST
Where
Charleston County, 3.5 mi S of Awendaw
Measured
50 kt (58 mph) estimated gust
Reported by
Trained Spotter
Coordinates
32.980, -79.630

A spotter reported a downed tree across a dirt road near Limehouse Road.

Thunderstorm Wind, Berkeley

When
August 11, 6:02 PM EST to 6:03 PM EST
Where
Berkeley County, 0.9 mi NE of Pineville
Measured
50 kt (58 mph) estimated gust
Reported by
Law Enforcement
Coordinates
33.440, -80.010

Law enforcement reported a tree down on the road near the intersection of Puddle Lane and Colonel Maham Drive.

Thunderstorm Wind, Berkeley

When
August 11, 6:06 PM EST to 6:07 PM EST
Where
Berkeley County, 2.15 mi NNE of Cordesville
Measured
50 kt (58 mph) estimated gust
Reported by
Law Enforcement
Coordinates
33.200, -79.910

Law enforcement reported a tree blocking the road near the intersection of Bullhead Road and Cypress Hill Lane.

What these are

Strong Wind
Non-thunderstorm winds below high wind criteria that nonetheless caused damage or casualties.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in South Carolina in 2022Every state in 2022This day in weather historyWarnings in South Carolina, August 2022

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1052502, 1041032, 1041035, 1041031, 1041034, 1041030, 1041033, 1052506, 1041029, 1041027, 1041036, 1041026, 1041028.