Alert archive / South Carolina / Tornado Warnings in 2024

Tornado Warning 21, NWS Charleston, SC

September 26, 2024Beaufort County, South Carolina

NWS Charleston, SC issued this tornado warning at Sep 26, 2024, 7:03 AM EDT for Beaufort County, South Carolina. It was in force for 12 min. 12 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Sep 26, 2024, 7:03 AM EDT (11:03 UTC)
Expired: Sep 26, 2024, 7:15 AM EDT
In force: 12 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

County Beaufort County, SC

The radar

The Charleston,SC radar (KCLX), 59 km from the middle of the area, began a volume at 11:03 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.

What was reported inside it

Time	Report	Where	Remark
Sep 26, 7:03 AM EDT	TORNADO	7 N Tybee Island, SC	An EF-0 tornado with max winds of 80 mph touched down on Daufuskie Island near Drivewood Cottage Lane. The tornado moved northward across the island and lifted just north of Big House Plantation Road near Myrtle Island on the mainland.
Sep 26, 7:03 AM EDT	TORNADO	7 N Tybee Island, SC	An EF-0 tornado with max winds of 80 mph touched down on Daufuskie Island near Drivewood Cottage Lane. The tornado moved northward across the island and lifted just north of Big House Plantation Road near Myrtle Island on the mainland. Path length was 6.66 mil
Sep 26, 7:03 AM EDT	TORNADO	7 N Tybee Island, SC	An EF-0 tornado with max winds of 80 mph touched down on Daufuskie Island near Drivewood Cottage Lane. The tornado moved northward across the island and lifted just north of Big House Plantation Road near Myrtle Island on the mainland. Path length was 6.66 mil
Sep 26, 7:03 AM EDT	TORNADO	7 Wsw Forest Beach, SC	Emergency Manager relayed report of trees snapped on Stoddard Court and also minor roof damage on the 20 block of Martinangel Lane. Possible tornado.
Sep 26, 7:03 AM EDT	TORNADO	7 Wsw Forest Beach, SC	Emergency Manager relayed report of trees snapped on Stoddard Court and also minor roof damage on the 20 block of Martinangel Lane. Possible tornado.
Sep 26, 7:03 AM EDT	TORNADO	7 Wsw Forest Beach, SC	Pictures relayed of several trees down on Martinangel Lane near Captain Monroe Lane on Daufuskie Island. Possible tornado.
Sep 26, 7:03 AM EDT	TORNADO	7 Wsw Forest Beach, SC	Pictures relayed of several trees down on Martinangel Lane near Captain Monroe Lane on Daufuskie Island. Possible tornado.
Sep 26, 7:16 AM EDT	TORNADO	3 Ssw Bluffton, SC	Report relayed of a tree snapped and minor debris on Game Land Road. Possible tornado.
Sep 26, 7:16 AM EDT	TORNADO	3 Ssw Bluffton, SC	Report relayed of a tree snapped and minor debris on Game Land Road. Possible tornado.
Sep 26, 7:20 AM EDT	TORNADO	3 Se Pritchardville, SC	An EF-0 tornado with max winds of 76 mph touched down near Headwaters Road in Palmetto Bluff near Pritchardville. The tornado moved north and crossed the far western marshy area of the May River before crossing May River Road. The tornado dissipated just to th
Sep 26, 7:20 AM EDT	TORNADO	3 Se Pritchardville, SC	An EF-0 tornado with max winds of 76 mph touched down near Headwaters Road in Palmetto Bluff near Pritchardville. The tornado moved north and crossed the far western marshy area of the May River before crossing May River Road. The tornado dissipated just to th
Sep 26, 7:20 AM EDT	TORNADO	3 Se Pritchardville, SC	An EF-0 tornado with max winds of 76 mph touched down near Headwaters Road in Palmetto Bluff near Pritchardville. The tornado moved north and crossed the far western marshy area of the May River before crossing May River Road. The tornado dissipated just to th

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 11.1 hours before the alert went out and 120 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: 592 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 844 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 40 m²/s²
0-3 km storm-relative helicity: 82 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.2

Open this sounding in Storm Lab

The text

As transmitted.

056 
WFUS52 KCHS 261103
TORCHS
SCC013-261115-
/O.NEW.KCHS.TO.W.0021.240926T1103Z-240926T1115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Charleston SC
703 AM EDT Thu Sep 26 2024

The National Weather Service in Charleston has issued a

* Tornado Warning for portions of...
  Beaufort County in southeastern South Carolina...

* Until 715 AM EDT.

* At 703 AM EDT, a severe thunderstorm capable of producing a 
  tornado was located 6 miles north of Fort Pulaski National 
  Monument, moving north at 30 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught
           without shelter. Mobile homes will be damaged or
           destroyed. Damage to roofs, windows and vehicles will
           occur. Tree damage is likely.

* Locations impacted include...
  Hilton Head Island, Bluffton, Palmetto Bluff, Myrtle Island, 
  Brighton Beach, Daufuskie Island and Harbortown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to an interior room on the lowest floor of a well-built 
building away from windows. If you are outdoors, in a mobile home, 
or in a vehicle, move to the closest substantial shelter and protect 
yourself from flying debris.

Tornadoes from tropical storms or hurricanes can form and move very 
quickly. TAKE COVER IMMEDIATELY! If you wait until you hear a 
tornado, it could be too late. Take action now to protect yourself.

&&

LAT...LON 3212 8093 3213 8091 3214 8091 3213 8093
      3214 8093 3223 8096 3227 8088 3225 8081
      3208 8080 3207 8089 3208 8088 3208 8091
      3209 8091 3211 8090
TIME...MOT...LOC 1102Z 176DEG 27KT 3210 8086

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

BAH

1 follow-up statement

727 
WWUS52 KCHS 261114
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
714 AM EDT Thu Sep 26 2024

SCC013-261124-
/O.EXP.KCHS.TO.W.0021.000000T0000Z-240926T1115Z/
Beaufort SC-
714 AM EDT Thu Sep 26 2024

...TORNADO WARNING WILL EXPIRE AT 715 AM EDT FOR BEAUFORT COUNTY...

The Tornado Warning that was previously in effect has been reissued 
for Beaufort County and is in effect until 745 AM EDT. Please refer 
to that bulletin for the latest severe weather information.

&&

LAT...LON 3212 8093 3213 8091 3214 8091 3213 8093
      3214 8093 3223 8096 3227 8088 3225 8081
      3208 8080 3207 8089 3208 8088 3208 8091
      3209 8091 3211 8090
TIME...MOT...LOC 1103Z 176DEG 27KT 3211 8086

$$

BAH

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 26, 7:13 AM EDT	Tornado Warning	CHS	Beaufort	32 min
Sep 26, 9:29 AM EDT	Coastal Flood Advisory	CHS		8 hr
Sep 26, 12:57 PM EDT	Tornado Warning	CHS	Colleton	18 min
Sep 26, 7:04 PM EDT	Tornado Warning	CHS	Berkeley, Charleston, Dorchester	26 min
Sep 26, 7:12 PM EDT	Areal Flood Advisory	CHS	Berkeley, Charleston, Dorchester	2 hr

Nearby

Tornado Warnings in South Carolina, 2024 Every tornado warning in 2024 Tornadoes in 2024

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.