Alert archive / Georgia / Special Weather Statements in 2015

Special Weather Statement, NWS Columbia, SC

July 3, 2015Richmond County, Georgia

NWS Columbia, SC issued this special weather statement at Jul 3, 2015, 3:46 AM EDT for Richmond County, Georgia. It was in force for 29 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 3, 2015, 3:46 AM EDT (07:46 UTC)
Expired
Jul 3, 2015, 4:15 AM EDT
In force
29 min
Issued by
NWS Columbia, SC

County Richmond County, GA

The radar

The Columbia radar (KCAE), 116 km from the middle of the area, began a volume at 07:49 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, 7.8 hours before the alert went out and 226 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, Peachtre/Fal Fld, GA at 00:00Z on 2015-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 740 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, Peachtre/Fal Fld, GA at 00:00Z on 2015-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 163 square meters per square second.193958Sfc1 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
740 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1168 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
163 m²/s²
0-3 km storm-relative helicity
212 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Columbia, SC wrote its last area forecast discussion before this special weather statement went out at Jul 3, 3:30 AM EDT, 16 minutes earlier.

Area forecast discussion, Jul 3, 3:30 AM EDT, 16 minutes before
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Hazardous weather outlook, Jul 3, 3:33 AM EDT, 13 minutes before
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In the hours before

Local storm report, Jul 2, 9:47 PM EDT, 5 hours 59 minutes before
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Local storm report, Jul 2, 10:00 PM EDT, 5 hours 46 minutes before
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Special weather statement, Jul 3, 3:46 AM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
346 AM EDT FRI JUL 3 2015

GAZ065-077-030815-
BURKE-RICHMOND-
346 AM EDT FRI JUL 3 2015

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN RICHMOND...
NORTHWESTERN BURKE COUNTIES...

AT 345 AM EDT...A STRONG THUNDERSTORM WAS NEAR HEPHZIBAH...OR 11
MILES SOUTHEAST OF FORT GORDON...MOVING EAST AT 35 MPH.

WIND GUSTS OF 45 TO 55 MPH AND NICKEL SIZE HAIL ARE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
HEPHZIBAH AND BLYTHE.

LAT...LON 3333 8223 3337 8196 3319 8180 3318 8215
TIME...MOT...LOC 0745Z 270DEG 31KT 3328 8204

SJN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 9:21 AM EDTAreal Flood AdvisoryCAEEdgefield, McCormick114 min
Jul 3, 9:33 AM EDTFlash Flood WatchCAEAiken, Bamberg, Barnwell, Calhoun, Clarendon, Edgefield and 6 more4 hr
Jul 3, 11:26 AM EDTAreal Flood AdvisoryCAEAiken, Edgefield, McCormick3 hr
Jul 3, 11:28 AM EDTSevere Thunderstorm WarningCAEAiken, Edgefield, McCormick62 min
Jul 3, 12:24 PM EDTSevere Thunderstorm WarningCAEAiken, Barnwell66 min
Jul 3, 1:11 PM EDTSevere Thunderstorm WarningCAEBamberg, Barnwell, Orangeburg34 min

Nearby

Special Weather Statements in Georgia, 2015Every special weather statement in 2015

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.