Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 5, NWS Atlanta, GA

March 31, 20154 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 31, 2015, 4:52 PM EDT for 4 counties in Georgia. It was in force for 33 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: Mar 31, 2015, 4:52 PM EDT (20:52 UTC)
Expired: Mar 31, 2015, 5:25 PM EDT
In force: 33 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Meriwether County, GA, Talbot County, GA, Taylor County, GA, Upson County, GA

The radar

The Atlanta radar (KFFC), 75 km from the middle of the area, began a volume at 20:52 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 watch it was issued in

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

Issued	Product	Office	Lasted
Mar 31, 2:22 PM EDT	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.9 hours before the alert went out and 75 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: 1726 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 169 m²/s²
0-3 km storm-relative helicity: 180 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.

465 
WUUS52 KFFC 312052
SVRFFC
GAC199-263-269-293-312145-
/O.NEW.KFFC.SV.W.0005.150331T2052Z-150331T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
452 PM EDT TUE MAR 31 2015

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL UPSON COUNTY IN WEST CENTRAL GEORGIA...
  SOUTHEASTERN MERIWETHER COUNTY IN WEST CENTRAL GEORGIA...
  TALBOT COUNTY IN WEST CENTRAL GEORGIA...
  WESTERN TAYLOR COUNTY IN WEST CENTRAL GEORGIA...

* UNTIL 545 PM EDT

* AT 451 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS
  OF 60 MPH. THIS STORM WAS LOCATED NEAR MANCHESTER...OR 10 MILES
  NORTHWEST OF TALBOTTON...AND MOVING EAST AT 25 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  THOMASTON...BUTLER...TALBOTTON...MANCHESTER...WARM SPRINGS...
  WOODLAND...JUNCTION CITY...LINCOLN PARK...SUNSET VILLAGE...
  PRATTSBURG...BALDWINVILLE...PLEASANT HILL...SALEM...LOGTOWN...OLIVE
  BRANCH...CARSONVILLE...PO BIDDY CROSSROADS...WESLEY CHURCH...
  FICKLING MILL AND BIG LAZER CREEK WMA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...DESTRUCTIVE HAIL...
DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR PROTECTION...MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY
RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO AREAS WHERE WATER
COVERS THE ROAD.

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 3255 8445 3256 8445 3256 8447 3269 8470
      3272 8468 3283 8469 3285 8471 3290 8469
      3287 8412 3280 8412 3280 8415 3269 8420
      3268 8418 3268 8414 3245 8426
TIME...MOT...LOC 2051Z 291DEG 21KT 3279 8465 

$$
KOVACIK

1 follow-up statement

011 
WWUS52 KFFC 312125
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
525 PM EDT TUE MAR 31 2015

GAC199-263-269-293-312135-
/O.CAN.KFFC.SV.W.0005.000000T0000Z-150331T2145Z/
UPSON GA-MERIWETHER GA-TALBOT GA-TAYLOR GA-
525 PM EDT TUE MAR 31 2015

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL UPSON...SOUTHEASTERN
MERIWETHER...TALBOT AND WESTERN TAYLOR COUNTIES IS CANCELLED...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3255 8445 3256 8445 3256 8447 3269 8470
      3272 8468 3283 8469 3285 8471 3290 8469
      3287 8412 3280 8412 3280 8415 3269 8420
      3268 8418 3268 8414 3245 8426
TIME...MOT...LOC 2122Z 291DEG 21KT 3272 8444 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 31, 2:47 PM EDT	Special Weather Statement	FFC	Harris, Talbot	28 min
Mar 31, 2:50 PM EDT	Special Weather Statement	FFC	Schley	25 min
Mar 31, 3:39 PM EDT	Special Weather Statement	FFC	Troup	21 min
Mar 31, 3:42 PM EDT	Severe Thunderstorm Warning	FFC	Crisp, Dooly	48 min
Mar 31, 3:45 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Troup	45 min
Mar 31, 4:23 PM EDT	Special Weather Statement	FFC	Crisp	37 min
Mar 31, 4:30 PM EDT	Special Weather Statement	FFC	Talbot	30 min
Mar 31, 4:32 PM EDT	Special Weather Statement	FFC	Talbot	28 min
Mar 31, 5:14 PM EDT	Special Weather Statement	FFC	Carroll, Coweta	31 min
Mar 31, 5:15 PM EDT	Special Weather Statement	FFC	Carroll, Coweta	30 min
Mar 31, 5:33 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Coweta, Heard	42 min
Mar 31, 5:43 PM EDT	Special Weather Statement	FFC	Butts, Jasper	32 min
Mar 31, 6:09 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, Coweta, Fayette, Spalding	51 min
Mar 31, 6:24 PM EDT	Special Weather Statement	FFC	Emanuel, Treutlen	36 min
Mar 31, 6:30 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, Coweta, Fayette	30 min
Mar 31, 6:36 PM EDT	Special Weather Statement	FFC	Jones	24 min
Mar 31, 6:43 PM EDT	Severe Thunderstorm Warning	FFC	Heard, Troup	47 min
Mar 31, 6:48 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Fayette, Lamar, Meriwether, Pike, Spalding	42 min
Mar 31, 6:57 PM EDT	Special Weather Statement	FFC	Upson	33 min
Mar 31, 7:20 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Pike, Upson	40 min
Mar 31, 7:35 PM EDT	Special Weather Statement	FFC	Crawford, Monroe	25 min
Mar 31, 7:51 PM EDT	Severe Thunderstorm Warning	FFC	Lamar, Monroe, Pike, Upson	39 min
Mar 31, 7:56 PM EDT	Special Weather Statement	FFC	Fannin, Union	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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.