Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Charleston, SC

July 20, 2021Bulloch County, Screven County, Georgia

NWS Charleston, SC issued this special weather statement at Jul 20, 2021, 8:14 PM EDT for Bulloch County, Screven County, Georgia. It was in force for 31 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: Jul 20, 2021, 8:14 PM EDT (00:14 UTC)
Expired: Jul 20, 2021, 8:45 PM EDT
In force: 31 min
Issued by: NWS Charleston, SC
Hail: 0.00 in
Wind: 55

Counties Bulloch County, GA, Screven County, GA

The radar

The Charleston,SC radar (KCLX), 50 km from the middle of the area, began a volume at 00:15 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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.2 hours before the alert went out and 286 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: 707 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 811 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 65 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jul 20, 7:57 PM EDT, 17 minutes earlier.

Area forecast discussion, Jul 20, 7:57 PM EDT, 17 minutes before

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Hazardous weather outlook, Jul 20, 7:58 PM EDT, 16 minutes before

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In the hours before

Local storm report, Jul 20, 3:30 PM EDT, 4 hours 44 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
330 PM EDT TUE JUL 20 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0330 PM     HEAVY RAIN       3 S SHADOWMOSS          32.81N  80.08W
07/20/2021  M2.14 INCH       CHARLESTON         SC   MESONET

&&

EVENT NUMBER CHS2100458

Local storm report, Jul 20, 6:42 PM EDT, 1 hour 32 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
642 PM EDT TUE JUL 20 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1030 AM     RIP CURRENTS     FOLLY BEACH             32.66N  79.94W
07/20/2021                   CHARLESTON         SC   LIFEGUARD

            2 SMALL, WEAK, SHORT-LIVED RIP CURRENTS NEAR THE DUNES
            HOUSE.

&&

EVENT NUMBER CHS2100459

RJB

Special weather statement, Jul 20, 7:39 PM EDT, 35 minutes before

Special Weather Statement
National Weather Service Charleston SC
739 PM EDT Tue Jul 20 2021

GAZ087-088-100-210015-
Bulloch-Jenkins-Screven-
739 PM EDT Tue Jul 20 2021

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF SCREVEN, BULLOCH AND
JENKINS COUNTIES...

At 739 PM EDT, National Weather Service doppler radar indicated
strong thunderstorms along a line extending from near Hiltonia to 6
miles southeast of Butts, and moving southeast at 25 mph.

HAZARD...strong winds 45 to 55 mph and excessive cloud to ground
         lightning.

SOURCE...Radar Indicated.

IMPACT...Expect minor damage to tree limbs and blowing around of
         light, unsecured objects. All outdoor activities should
         cease. Move indoors immediately.

Some locations in the path of these storms include...
Statesboro, Millen, Sylvania, Butts, Portal, Hiltonia, Register and
Rocky Ford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with these storms and may lead
to flooding of low lying and poor drainage areas. Do not drive your
vehicle through flooded roadways.

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 3293 8180 3291 8177 3292 8175 3284 8145
      3233 8186 3250 8198 3251 8197 3257 8202
      3261 8200 3266 8208 3270 8209
TIME...MOT...LOC 2339Z 308DEG 22KT 3283 8174 3264 8197

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

Special weather statement, Jul 20, 8:14 PM EDT, 0 minutes before

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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.