Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 63, NWS Atlanta, GA

April 25, 20156 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 25, 2015, 7:08 PM EDT for 6 counties in Georgia. It was in force for 52 min. 2 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: Apr 25, 2015, 7:08 PM EDT (23:08 UTC)
Expired: Apr 25, 2015, 8:00 PM EDT
In force: 52 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Emanuel County, GA, Johnson County, GA, Laurens County, GA, Montgomery County, GA, Toombs County, GA, Treutlen County, GA

The radar

The Robins AFB radar (KJGX), 92 km from the middle of the area, began a volume at 23:07 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
Apr 25, 7:12 PM EDT	TSTM WND DMG	Soperton, GA	NUMEROUS TREES WERE BLOWN DOWN COUNTYWIDE. SOME WERE BLOWN ONTO ROADS.
Apr 25, 7:57 PM EDT	TSTM WND DMG	Soperton, GA	NUMEROUS TREES WERE BLOWN DOWN COUNTYWIDE. SOME WERE BLOWN ONTO ROADS.

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 25, 5:38 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 11.1 hours before the alert went out and 218 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1018 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: 226 m²/s²
0-3 km storm-relative helicity: 316 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.

761 
WUUS52 KFFC 252308
SVRFFC
GAC107-167-175-209-279-283-260000-
/O.NEW.KFFC.SV.W.0063.150425T2308Z-150426T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
708 PM EDT SAT APR 25 2015

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN MONTGOMERY COUNTY IN CENTRAL GEORGIA...
  SOUTHEASTERN JOHNSON COUNTY IN EAST CENTRAL GEORGIA...
  TREUTLEN COUNTY IN EAST CENTRAL GEORGIA...
  NORTHERN TOOMBS COUNTY IN SOUTHEASTERN GEORGIA...
  CENTRAL EMANUEL COUNTY IN EAST CENTRAL GEORGIA...
  EASTERN LAURENS COUNTY IN CENTRAL GEORGIA...

* UNTIL 800 PM EDT

* AT 707 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR SOPERTON...
  MOVING EAST AT 50 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. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  SWAINSBORO...LYONS...SOPERTON...VIDALIA...ADRIAN...OAK PARK...
  NUNEZ...TARRYTOWN...MODOC...GILLIS SPRINGS...COVENA...MEEKS...
  BARNHILL...NORMANTOWN...NORRISTOWN JUNCTION...LOTHAIR...DELLWOOD...
  ORLAND...ORIANNA AND ZAIDEE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS SITUATION. THIS STORM HAS PRODUCING WIDESPREAD 
WIND DAMAGE ACROSS LAURENS COUNTY. SEEK SHELTER NOW INSIDE A STURDY 
STRUCTURE AND STAY AWAY FROM WINDOWS.

IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT NWSATLANTA.

&&

LAT...LON 3228 8263 3229 8264 3230 8267 3230 8271
      3261 8265 3270 8230 3238 8223 3235 8225
      3235 8224 3223 8221 3219 8219
TIME...MOT...LOC 2307Z 269DEG 44KT 3243 8257 

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

1 follow-up statement

953 
WWUS52 KFFC 252345
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
745 PM EDT SAT APR 25 2015

GAC107-167-175-209-279-283-260000-
/O.CON.KFFC.SV.W.0063.000000T0000Z-150426T0000Z/
MONTGOMERY GA-JOHNSON GA-TREUTLEN GA-TOOMBS GA-EMANUEL GA-LAURENS GA-
745 PM EDT SAT APR 25 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHERN MONTGOMERY...SOUTH CENTRAL JOHNSON...TREUTLEN...NORTHERN
TOOMBS...SOUTHWESTERN EMANUEL AND EASTERN LAURENS COUNTIES...

AT 745 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER SOPERTON...
MOVING EAST AT 40 MPH.

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

SOURCE...RADAR INDICATED. 

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

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SWAINSBORO...LYONS...SOPERTON...VIDALIA...ADRIAN...OAK PARK...
NUNEZ...TARRYTOWN...GILLIS SPRINGS...COVENA...BARNHILL...
NORMANTOWN...LOTHAIR...ORLAND...ORIANNA...ZAIDEE...BLACKVILLE...
LEXSY...KIBBEE AND NORRISTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

THIS IS A DANGEROUS SITUATION. THIS STORM IS PRODUCING WIDESPREAD 
WIND DAMAGE ACROSS THE WARNED AREA. SEEK SHELTER NOW INSIDE A STURDY 
STRUCTURE AND STAY AWAY FROM WINDOWS.

IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT NWSATLANTA.

&&

LAT...LON 3228 8263 3229 8264 3230 8267 3230 8271
      3252 8267 3259 8228 3238 8223 3235 8225
      3235 8224 3223 8221 3219 8219
TIME...MOT...LOC 2345Z 284DEG 34KT 3241 8259 

HAIL...0.75IN
WIND...60MPH
 
$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 25, 7:55 AM EDT	Special Weather Statement	FFC	Lamar, Pike	35 min
Apr 25, 8:09 AM EDT	Special Weather Statement	FFC	Upson	36 min
Apr 25, 9:27 AM EDT	Special Weather Statement	FFC	Johnson	33 min
Apr 25, 9:47 AM EDT	Special Weather Statement	FFC	Emanuel	28 min
Apr 25, 10:06 AM EDT	Special Weather Statement	FFC	Dodge, Telfair	24 min
Apr 25, 10:31 AM EDT	Special Weather Statement	FFC	Montgomery, Wheeler	29 min
Apr 25, 10:58 AM EDT	Special Weather Statement	FFC	Montgomery, Toombs, Wheeler	32 min
Apr 25, 5:20 PM EDT	Severe Thunderstorm Warning	FFC	Crawford, Macon, Peach, Taylor	40 min
Apr 25, 5:31 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Houston, Peach, Twiggs	44 min
Apr 25, 5:44 PM EDT	Severe Thunderstorm Warning	FFC	Crawford, Macon, Peach, Taylor	46 min
Apr 25, 5:52 PM EDT	Special Weather Statement	FFC	Talbot	23 min
Apr 25, 5:55 PM EDT	Special Weather Statement	FFC	Chattahoochee	35 min
Apr 25, 5:56 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Houston, Peach	34 min
Apr 25, 6:04 PM EDT	Severe Thunderstorm Warning	FFC	Chattahoochee, Marion, Muscogee, Talbot, Taylor	21 min
Apr 25, 6:05 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Houston, Laurens, Twiggs, Wilkinson	40 min
Apr 25, 6:25 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Bleckley, Crawford, Houston, Peach, Twiggs	35 min
Apr 25, 6:30 PM EDT	Severe Thunderstorm Warning	FFC	Crawford, Houston, Macon, Peach, Taylor	30 min
Apr 25, 6:33 PM EDT	Severe Thunderstorm Warning	FFC	Johnson, Laurens, Treutlen, Wilkinson	42 min
Apr 25, 6:41 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Dooly, Sumter, Wilcox	49 min
Apr 25, 6:56 PM EDT	Special Weather Statement	FFC	Talbot	34 min
Apr 25, 6:56 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Houston, Laurens, Pulaski, Twiggs	49 min
Apr 25, 6:59 PM EDT	Special Weather Statement	FFC	Twiggs	31 min
Apr 25, 7:10 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Laurens	50 min
Apr 25, 7:26 PM EDT	Special Weather Statement	FFC	Wilcox	34 min
Apr 25, 7:26 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	49 min
Apr 25, 7:48 PM EDT	Special Weather Statement	FFC	Baldwin	27 min
Apr 25, 7:55 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Montgomery, Toombs, Treutlen, Wheeler	50 min
Apr 25, 7:57 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Telfair, Toombs, Wheeler	63 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.