Alert archive / Georgia / Special Weather Statements in 2012

Special Weather Statement, NWS Charleston, SC

June 10, 2012Screven County, Georgia

NWS Charleston, SC issued this special weather statement at Jun 10, 2012, 2:17 PM EDT for Screven 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: Jun 10, 2012, 2:17 PM EDT (18:17 UTC)
Expired: Jun 10, 2012, 2:45 PM EDT
In force: 28 min
Issued by: NWS Charleston, SC

County Screven County, GA

The radar

The Charleston,SC radar (KCLX), 56 km from the middle of the area, began a volume at 18:17 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, 6.3 hours before the alert went out and 153 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: -30 J/kg
Mixed-layer LCL: 904 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 141 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 Charleston, SC wrote its last area forecast discussion before this special weather statement went out at Jun 10, 1:51 PM EDT, 26 minutes earlier.

Area forecast discussion, Jun 10, 1:51 PM EDT, 26 minutes before

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Hazardous weather outlook, Jun 10, 4:17 AM EDT, 10 hours before

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In the hours before

Special weather statement, Jun 10, 12:29 PM EDT, 1 hour 48 minutes before

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Special weather statement, Jun 10, 1:37 PM EDT, 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
137 PM EDT SUN JUN 10 2012

GAZ087-088-101815-
JENKINS-SCREVEN-
137 PM EDT SUN JUN 10 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF SCREVEN AND JENKINS
COUNTIES THROUGH 215 PM EDT...

AT 134 PM EDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
STRONG THUNDERSTORMS...ALONG A LINE EXTENDING FROM 9 MILES NORTHEAST
OF JENKINS COUNTY HOSPITAL TO FOUR POINTS...MOVING EAST AT 25 MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
HILLTONIA...MILLEN...MILLHAVEN...ROCKY FORD...SCARBORO AND
WOODCLIFF...

PREPARE NOW FOR THE FOLLOWING HAZARDS...
GUSTY WINDS OF 40 TO 50 MPH...
FUNNEL CLOUDS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH.
BE READY TO TAKE IMMEDIATE ACTION IN CASE A SEVERE THUNDERSTORM
WARNING IS ISSUED FOR YOUR LOCATION.

&&

LAT...LON 3294 8185 3295 8182 3292 8176 3298 8166
      3300 8155 3267 8175 3261 8201 3265 8206
TIME...MOT...LOC 1738Z 256DEG 21KT 3289 8179 3267 8195

Special weather statement, Jun 10, 2:17 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
217 PM EDT SUN JUN 10 2012

GAZ088-101845-
SCREVEN-
217 PM EDT SUN JUN 10 2012

...STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF SCREVEN COUNTY
THROUGH 245 PM EDT...

AT 213 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM...NEAR THOMASBORO...MOVING EAST AT 20 MPH.

SOME LOCATIONS THAT WILL BE AFFECTED INCLUDE...
ALTMAN...CAPTOLO...HUNTERS...OLIVER...SYLVANIA AND WOODCLIFF...

PREPARE NOW FOR THE FOLLOWING HAZARDS...
GUSTY WINDS OF 40 TO 50 MPH...
FUNNEL CLOUDS...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS THUNDERSTORM CONTINUES TO EXHIBIT WEAK ROTATION. BE ALERT FOR
RAPIDLY CHANGING WEATHER CONDITIONS AS STORMS APPROACH. BE READY TO
TAKE IMMEDIATE ACTION IN CASE A SEVERE THUNDERSTORM OR TORNADO
WARNING IS ISSUED FOR YOUR LOCATION.

&&

LAT...LON 3288 8150 3251 8153 3268 8184 3284 8178
TIME...MOT...LOC 1817Z 268DEG 15KT 3270 8172

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 10, 12:29 PM EDT	Special Weather Statement	CHS	Jenkins	61 min
Jun 10, 12:46 PM EDT	Tornado Warning	CHS	Jenkins	44 min
Jun 10, 1:37 PM EDT	Special Weather Statement	CHS	Jenkins	38 min
Jun 10, 2:36 PM EDT	Special Weather Statement	CHS	Bulloch	24 min
Jun 10, 3:47 PM EDT	Special Weather Statement	CHS	Effingham	28 min
Jun 10, 4:45 PM EDT	Special Weather Statement	CHS	Bryan	45 min
Jun 10, 4:52 PM EDT	Special Weather Statement	CHS	Bulloch	38 min
Jun 10, 5:39 PM EDT	Special Weather Statement	CHS	Bulloch	36 min
Jun 10, 6:47 PM EDT	Special Weather Statement	CHS	Jenkins	28 min
Jun 10, 3:16 PM EDT	Special Weather Statement	CHS	Allendale	29 min
Jun 10, 3:34 PM EDT	Areal Flood Advisory	CHS	Allendale, Hampton	56 min
Jun 10, 3:50 PM EDT	Special Weather Statement	CHS	Hampton	25 min
Jun 10, 4:17 PM EDT	Special Weather Statement	CHS	Hampton	43 min
Jun 10, 5:31 PM EDT	Areal Flood Advisory	CHS	Berkeley, Charleston	89 min

Nearby

Special Weather Statements in Georgia, 2012 Every special weather statement in 2012

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.