Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Charleston, SC

March 28, 2021Long County, Georgia

NWS Charleston, SC issued this special weather statement at Mar 28, 2021, 7:40 PM EDT for Long County, Georgia. It was in force for 35 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: Mar 28, 2021, 7:40 PM EDT (23:40 UTC)
Expired: Mar 28, 2021, 8:15 PM EDT
In force: 35 min
Issued by: NWS Charleston, SC
Hail: 0.75 in
Wind: 55

County Long County, GA

The radar

The Charleston,SC radar (KCLX), 123 km from the middle of the area, began a volume at 23:42 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, 11.7 hours before the alert went out and 144 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1105 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 131 m²/s²
0-3 km storm-relative helicity: 198 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

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 Charleston, SC wrote its last area forecast discussion before this special weather statement went out at Mar 28, 6:33 PM EDT, 1 hour 7 minutes earlier.

Area forecast discussion, Mar 28, 6:33 PM EDT, 1 hour 7 minutes before

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Hazardous weather outlook, Mar 28, 6:36 PM EDT, 1 hour 4 minutes before

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In the hours before

Special weather statement, Mar 28, 5:54 PM EDT, 1 hour 46 minutes before

Special Weather Statement
National Weather Service Charleston SC
554 PM EDT Sun Mar 28 2021

SCZ045-050-052-282230-
Inland Berkeley-Tidal Berkeley-Charleston-
554 PM EDT Sun Mar 28 2021

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF CHARLESTON AND
BERKELEY COUNTIES...

At 554 PM EDT, National Weather Service doppler radar indicated a
strong thunderstorm 8 miles south of Jamestown, or 11 miles northwest
of McClellanville, moving east at 50 mph.

HAZARD...strong winds 45 to 55 mph.

SOURCE...Radar Indicated.

IMPACT...Expect minor damage to tree limbs and blowing around of
         light, unsecured objects.

Some locations in the path of this storm include...
Mount Pleasant, Goose Creek, McClellanville, Awendaw, Jamestown,
Garris Landing, Mount Pleasant Regional Airport and Hampton
Plantation State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Report damage directly to the Charleston National Weather Service at
888-383-2024 when it is safe to do so. You can also email your
report to nws.charlestonsc@noaa.gov.

&&

LAT...LON 3307 7931 3301 7933 3298 7937 3298 7951
      3289 7955 3282 7968 3308 8008 3334 7976
      3332 7974 3332 7970 3327 7956 3325 7953
      3324 7946 3322 7945 3316 7937 3314 7928
      3311 7927
TIME...MOT...LOC 2154Z 275DEG 47KT 3317 7965

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH

ETM

Local storm report, Mar 28, 6:00 PM EDT, 1 hour 40 minutes before

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Special weather statement, Mar 28, 7:40 PM EDT, 0 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
Mar 28, 5:54 PM EDT	Special Weather Statement	CHS	Berkeley	36 min
Mar 28, 4:41 PM EDT	Severe Thunderstorm Warning	CHS	Jenkins, Screven	49 min
Mar 28, 7:56 PM EDT	Severe Thunderstorm Warning	CHS	Long	21 min

Nearby

Special Weather Statements in Georgia, 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.