Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 113, NWS Charleston, SC

July 13, 20154 counties in Georgia

NWS Charleston, SC issued this severe thunderstorm warning at Jul 13, 2015, 8:20 PM EDT for 4 counties in Georgia. It was in force for 55 min. 7 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jul 13, 2015, 8:20 PM EDT (00:20 UTC)
Expired: Jul 13, 2015, 9:15 PM EDT
In force: 55 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bulloch County, GA, Candler County, GA, Evans County, GA, Tattnall County, GA

The radar

The Charleston,SC radar (KCLX), 100 km from the middle of the area, began a volume at 00:20 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.

What was reported inside it

Time	Report	Where	Remark
Jul 13, 8:41 PM EDT	TSTM WND DMG	Collins, GA	TATTNALL COUNTY DISPATCH REPORTS 2 TREES DOWN ON HW-292 NEAR THE INTERSECTION WITH HILLVIEW ROAD.
Jul 13, 8:50 PM EDT	TSTM WND DMG	3 Nnw Hagan, GA	EVANS COUNTY 911 REPORTS A TREE DOWN ON JIM SAPP ROAD NEAR HW-129.
Jul 13, 8:50 PM EDT	TSTM WND DMG	6 Nne Claxton, GA	EVANS COUNTY 911 REPORTS A TREE DOWN ON HW-301 NEAR HW-169.
Jul 13, 8:54 PM EDT	TSTM WND DMG	1 Nw Claxton, GA	EVANS COUNTY 911 REPORTS A TREE DOWN ON CEDAR CREEK ROAD NEAR HW-169.
Jul 13, 9:05 PM EDT	TSTM WND DMG	1 Se Hagan, GA	EVANS COUNTY 911 REPORTS 2 POWER LINES DOWN ON PERKINS MILL ROAD NEAR BENJAMIN ROAD AS WELL AS A TREE DOWN ON PERRY ROAD NEAR BENJAMIN ROAD.
Jul 13, 9:17 PM EDT	TSTM WND DMG	4 N Midway, GA	TREE DOWN ON BAY BRANCH RD NEAR HWY 301. TIME ESTIMATED BASED ON RADAR.
Jul 13, 9:17 PM EDT	TSTM WND DMG	4 Nnw Midway, GA	TREE DOWN ON BAY BRANCH RD NEAR PERRY RD. TIME ESTIMATED BASED ON RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Jacksonville, FL (KJAX), launched 00:00Z, 0.3 hours before the alert went out and 188 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: 2110 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 1436 m above ground
0-6 km bulk shear: 9 kt
0-1 km storm-relative helicity: 22 m²/s²
0-3 km storm-relative helicity: 85 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

409 
WUUS52 KCHS 140020
SVRCHS
GAC031-043-109-267-140115-
/O.NEW.KCHS.SV.W.0113.150714T0020Z-150714T0115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
820 PM EDT MON JUL 13 2015

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR PORTIONS OF...
  BULLOCH COUNTY IN SOUTHEASTERN GEORGIA...
  EVANS COUNTY IN SOUTHEASTERN GEORGIA...
  CANDLER COUNTY IN SOUTHEASTERN GEORGIA...
  TATTNALL COUNTY IN SOUTHEASTERN GEORGIA...

* UNTIL 915 PM EDT

* AT 820 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER COBBTOWN...
  OR 10 MILES NORTH OF REIDSVILLE...MOVING EAST AT 15 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  REIDSVILLE AND CLAXTON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

REPORT DAMAGE DIRECTLY TO THE CHARLESTON NATIONAL WEATHER SERVICE AT
1-888-383-2024 WHEN IT IS SAFE TO DO SO.

&&

LAT...LON 3236 8225 3230 8167 3217 8171 3215 8178
      3211 8176 3210 8173 3208 8173 3201 8184
      3212 8220 3218 8218 3223 8221
TIME...MOT...LOC 0020Z 283DEG 15KT 3224 8212 

HAIL...1.00IN
WIND...60MPH
 
$$

JAQ

2 follow-up statements

185 
WWUS52 KCHS 140039
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
839 PM EDT MON JUL 13 2015

GAC031-043-109-267-140115-
/O.CON.KCHS.SV.W.0113.000000T0000Z-150714T0115Z/
BULLOCH GA-EVANS GA-CANDLER GA-TATTNALL GA-
839 PM EDT MON JUL 13 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR BULLOCH...EVANS...CANDLER AND TATTNALL COUNTIES...

AT 839 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST
OF REGISTER...OR 8 MILES NORTH OF CLAXTON...MOVING EAST AT 20 MPH.

HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
REIDSVILLE AND CLAXTON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

REPORT DAMAGE DIRECTLY TO THE CHARLESTON NATIONAL WEATHER SERVICE AT
1-888-383-2024 WHEN IT IS SAFE TO DO SO.

&&

LAT...LON 3233 8203 3230 8167 3217 8171 3215 8178
      3211 8176 3210 8173 3208 8173 3201 8184
      3212 8220 3218 8218 3223 8221
TIME...MOT...LOC 0039Z 267DEG 19KT 3228 8195 

HAIL...1.00IN
WIND...60MPH
 
$$

JAQ

904 
WWUS52 KCHS 140102
SVSCHS

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
902 PM EDT MON JUL 13 2015

GAC043-140112-
/O.CAN.KCHS.SV.W.0113.000000T0000Z-150714T0115Z/
CANDLER GA-
902 PM EDT MON JUL 13 2015

...THE SEVERE THUNDERSTORM WARNING FOR CANDLER COUNTY IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF
THE WARNED AREA...THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3230 8167 3217 8171 3215 8178 3211 8176
      3210 8173 3208 8173 3201 8184 3212 8220
      3217 8218 3232 8186
TIME...MOT...LOC 0102Z 313DEG 12KT 3230 8181 3211 8208 

$$

GAC031-109-267-140115-
/O.CON.KCHS.SV.W.0113.000000T0000Z-150714T0115Z/
BULLOCH GA-EVANS GA-TATTNALL GA-
902 PM EDT MON JUL 13 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 PM EDT
FOR BULLOCH...EVANS AND TATTNALL COUNTIES...

AT 902 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR NEVILS TO NEAR REIDSVILLE...MOVING SOUTHEAST AT
15 MPH.

HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

LOCATIONS IMPACTED INCLUDE...
REIDSVILLE AND CLAXTON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

LARGE HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THESE STORMS. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURES LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

REPORT DAMAGE DIRECTLY TO THE CHARLESTON NATIONAL WEATHER SERVICE AT
1-888-383-2024 WHEN IT IS SAFE TO DO SO.

&&

LAT...LON 3230 8167 3217 8171 3215 8178 3211 8176
      3210 8173 3208 8173 3201 8184 3212 8220
      3217 8218 3232 8186
TIME...MOT...LOC 0102Z 313DEG 12KT 3230 8181 3211 8208 

HAIL...0.88IN
WIND...60MPH
 
$$

JAQ

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 13, 8:10 PM EDT	Special Weather Statement	CHS	Candler	35 min
Jul 13, 8:22 PM EDT	Special Weather Statement	CHS	Long	23 min
Jul 13, 9:17 PM EDT	Severe Thunderstorm Warning	CHS	Bryan, Bulloch, Evans, Liberty, Long, Tattnall	25 min
Jul 13, 9:57 PM EDT	Special Weather Statement	CHS	McIntosh	33 min
Jul 14, 7:56 AM EDT	Special Weather Statement	CHS	Chatham	64 min
Jul 14, 1:05 PM EDT	Special Weather Statement	CHS	Bulloch	25 min
Jul 14, 1:54 PM EDT	Special Weather Statement	CHS	Effingham	36 min
Jul 14, 2:01 PM EDT	Special Weather Statement	CHS	Candler	14 min
Jul 14, 2:09 PM EDT	Special Weather Statement	CHS	Candler	36 min
Jul 14, 2:16 PM EDT	Severe Thunderstorm Warning	CHS	Effingham	21 min
Jul 14, 3:08 PM EDT	Special Weather Statement	CHS	Evans	37 min
Jul 14, 3:35 PM EDT	Special Weather Statement	CHS	Jenkins, Screven	25 min
Jul 14, 3:39 PM EDT	Severe Thunderstorm Warning	CHS	Bulloch, Jenkins, Screven	32 min
Jul 14, 4:56 PM EDT	Special Weather Statement	CHS	McIntosh	34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2015 Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.