Alert archive / Georgia / Special Weather Statements in 2011

Special Weather Statement, NWS Charleston, SC

November 16, 2011Liberty County, Georgia

NWS Charleston, SC issued this special weather statement at Nov 16, 2011, 9:32 PM EST for Liberty County, Georgia. It was in force for 28 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
Nov 16, 2011, 9:32 PM EST (02:32 UTC)
Expired
Nov 16, 2011, 10:00 PM EST
In force
28 min
Issued by
NWS Charleston, SC

County Liberty County, GA

The radar

The Jacksonville radar (KJAX), 119 km from the middle of the area, began a volume at 02:34 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 00:00Z, 2.5 hours before the alert went out and 117 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-pSkew-T log-p diagram, Jacksonville, FL at 00:00Z on 2011-11-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 769 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 00:00Z on 2011-11-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 123 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
769 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
991 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
123 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.6
Supercell composite
2.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Nov 16, 9:18 PM EST, 14 minutes earlier.

Area forecast discussion, Nov 16, 9:18 PM EST, 14 minutes before
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Hazardous weather outlook, Nov 16, 9:08 PM EST, 24 minutes before
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In the hours before

Local storm report, Nov 16, 8:28 PM EST, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
828 PM EST WED NOV 16 2011

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

0815 PM     HAIL             HOPEULIKIT              32.52N  81.85W
11/16/2011  E1.00 INCH       BULLOCH            GA   TRAINED SPOTTER

            TRAINED SPOTTER REPORTED QUARTER SIZE HAIL FOR 3
            MINUTES.

&&

EVENT NUMBER CHS1101014

BDC
Local storm report, Nov 16, 8:32 PM EST, 1 hour before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
832 PM EST WED NOV 16 2011

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

0800 PM     TSTM WND DMG     1 WNW CLAXTON           32.16N  81.92W
11/16/2011                   EVANS              GA   911 CALL CENTER

            EVANS COUNTY WARNING POINT REPORTED A TREE DOWN ON
            CLARK STREET. TIME ESTIMATED BY RADAR.

&&

EVENT NUMBER CHS1101015

BDC
Local storm report, Nov 16, 8:48 PM EST, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHARLESTON SC
848 PM EST WED NOV 16 2011

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

0828 PM     TSTM WND DMG     4 WNW SPRINGFIELD       32.39N  81.43W
11/16/2011                   EFFINGHAM          GA   911 CALL CENTER

            EFFINGHAM COUNTY WARNING POINT REPORTED TREES DOWN AT
            THE INTERSECTION OF PORTER ROAD AND HIGHWAY 17. TIME
            ESTIMATED BY RADAR.

&&

EVENT NUMBER CHS1101016

BDC
Local storm report, Nov 16, 9:02 PM EST, 30 minutes before
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Special weather statement, Nov 16, 9:27 PM EST, 5 minutes before
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Special weather statement, Nov 16, 9:32 PM EST, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Nov 16, 7:28 PM ESTSevere Thunderstorm WarningCHSBulloch, Candler, Evans, Tattnall49 min
Nov 16, 7:52 PM ESTSevere Thunderstorm WarningCHSBryan, Bulloch, Candler, Evans, Tattnall38 min
Nov 16, 8:09 PM ESTSevere Thunderstorm WarningCHSBulloch, Effingham, Screven36 min
Nov 16, 8:26 PM ESTSevere Thunderstorm WarningCHSEffingham, Screven64 min
Nov 16, 11:13 PM ESTSpecial Marine WarningCHS58 min
Nov 16, 11:36 PM ESTSpecial Marine WarningCHS39 min
Nov 16, 11:45 PM ESTSpecial Marine WarningCHS52 min
Nov 17, 12:16 AM ESTSpecial Weather StatementCHSMcIntosh29 min
Nov 17, 12:36 AM ESTSpecial Weather StatementCHSMcIntosh39 min
Nov 17, 12:59 AM ESTSpecial Marine WarningCHS91 min
Nov 16, 7:01 PM ESTSevere Thunderstorm WarningCHSAllendale, Colleton, Hampton35 min
Nov 16, 7:32 PM ESTSpecial Weather StatementCHSDorchester43 min
Nov 16, 8:02 PM ESTSpecial Weather StatementCHSBerkeley28 min
Nov 16, 8:58 PM ESTSevere Thunderstorm WarningCHSBeaufort, Colleton, Hampton, Jasper43 min
Nov 16, 9:27 PM ESTSpecial Weather StatementCHSDorchester33 min
Nov 16, 9:37 PM ESTSpecial Weather StatementCHSCharleston38 min
Nov 16, 11:17 PM ESTSpecial Weather StatementCHSCharleston28 min
Nov 16, 11:38 PM ESTSpecial Weather StatementCHSCharleston37 min
Nov 17, 9:41 AM ESTLake Wind AdvisoryCHSBerkeley13 hr

Nearby

Special Weather Statements in Georgia, 2011Every special weather statement in 2011

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.