Alert archive / South Carolina / Special Weather Statements in 2021

Special Weather Statement, NWS Wilmington, NC

June 19, 2021Darlington County, South Carolina

NWS Wilmington, NC issued this special weather statement at Jun 19, 2021, 3:03 PM EDT for Darlington County, South Carolina. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 19, 2021, 3:03 PM EDT (19:03 UTC)
Expired: Jun 19, 2021, 3:30 PM EDT
In force: 27 min
Issued by: NWS Wilmington, NC

County Darlington County, SC

The radar

The Wilmington radar (KLTX), 125 km from the middle of the area, began a volume at 19:05 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

Charleston AFB, SC (KCHS), launched 12:00Z, 7.1 hours before the alert went out and 156 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: 20 J/kg
Mixed-layer CIN: -146 J/kg
Mixed-layer LCL: 1313 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 45 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 19, 1:30 PM EDT, 1 hour 33 minutes earlier.

Area forecast discussion, Jun 19, 1:30 PM EDT, 1 hour 33 minutes before

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Hazardous weather outlook, Jun 19, 11:19 AM EDT, 3 hours 44 minutes before

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In the hours before

Special weather statement, Jun 19, 3:03 PM EDT, 0 minutes before

Special Weather Statement
National Weather Service Wilmington NC
303 PM EDT Sat Jun 19 2021

SCZ023-032-191930-
Florence SC-Darlington SC-
303 PM EDT Sat Jun 19 2021

...SPECIAL WEATHER STATEMENT FOR NORTHWESTERN FLORENCE AND
SOUTHEASTERN DARLINGTON COUNTIES UNTIL 330 PM EDT...

At 303 PM EDT, Doppler radar was tracking a strong thunderstorm near
Timmonsville, or 7 miles west of Florence, moving east at 15 mph.

Half inch hail and winds in excess of 30 mph will be possible with
this storm.

Locations impacted include...
Florence, Darlington, Timmonsville, Quinby, Mars Bluff, Florence
Darlington Technical College Main Campus, Francis Marion University,
Claussen, Mechanicsville, Darlington Raceway, Carolinas Hospital
System, Mcleod Regional Medical Center, Carolinas Hospital System -
Cedar Tower and Health South Rehabilitation Hospital.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Thunderstorms can pose a variety of threats including gusty winds,
small hail, cloud to ground lightning, and localized flooding. It is
recommended that you remain indoors until the storm passes.

&&

LAT...LON 3437 7968 3436 7969 3435 7969 3433 7968
      3433 7967 3411 7961 3408 7995 3426 8001
TIME...MOT...LOC 1903Z 256DEG 14KT 3419 7990

MBB

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:00 PM EDT	Beach Hazards Statement	ILM	New Hanover, Pender	24 hr
Jun 19, 3:56 AM EDT	Small Craft Advisory	ILM		17 hr
Jun 19, 11:08 AM EDT	Tropical Storm Watch	ILM	New Hanover, Pender	42 hr
Jun 19, 7:59 PM EDT	Beach Hazards Statement	ILM	New Hanover, Pender	24 hr
Jun 19, 4:09 PM EDT	Special Weather Statement	ILM	Darlington	36 min
Jun 19, 4:31 PM EDT	Special Weather Statement	ILM	Marion	29 min
Jun 19, 4:58 PM EDT	Severe Thunderstorm Warning	ILM	Horry, Marion	11 min

Nearby

Special Weather Statements in South Carolina, 2021 Every special weather statement in 2021

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.