Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 33, NWS Atlanta, GA

April 19, 2015Crisp County, Wilcox County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 19, 2015, 12:13 PM EDT for Crisp County, Wilcox County, Georgia. It was in force for 34 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: Apr 19, 2015, 12:13 PM EDT (16:13 UTC)
Expired: Apr 19, 2015, 12:47 PM EDT
In force: 34 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon
Tornado: Possible
Hail: 0.75 in
Wind: 60.0 mph

Counties Crisp County, GA, Wilcox County, GA

The radar

The Robins AFB radar (KJGX), 95 km from the middle of the area, began a volume at 16:14 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
Apr 19, 7:57 AM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 4.2 hours before the alert went out and 174 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: 760 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 636 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 340 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.2

Open this sounding in Storm Lab

The text

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

446 
WUUS52 KFFC 191613
SVRFFC
GAC081-315-191700-
/O.NEW.KFFC.SV.W.0033.150419T1613Z-150419T1700Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1213 PM EDT SUN APR 19 2015

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WEST CENTRAL WILCOX COUNTY IN CENTRAL GEORGIA...
  CRISP COUNTY IN CENTRAL GEORGIA...

* UNTIL 100 PM EDT

* AT 1213 PM EDT...A SEVERE THUNDERSTORM WITH WEAK ROTATION WAS 
  LOCATED 11 MILES SOUTH SOUTHWEST OF CORDELE...MOVING NORTHEAST AT 
  35 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CORDELE...ARABI...TREMONT...HATLEY...WENONA...EAST CRISP...PLEASANT
  VIEW AND SEVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 PM EDT FOR CENTRAL
GEORGIA.

LAT...LON 3181 8383 3183 8384 3182 8385 3184 8386
      3184 8391 3203 8373 3203 8361 3205 8361
      3202 8355 3191 8355 3181 8371 3180 8380
TIME...MOT...LOC 1613Z 224DEG 29KT 3181 8384 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

1 follow-up statement

802 
WWUS52 KFFC 191647
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1247 PM EDT SUN APR 19 2015

GAC081-315-191656-
/O.CAN.KFFC.SV.W.0033.000000T0000Z-150419T1700Z/
WILCOX GA-CRISP GA-
1247 PM EDT SUN APR 19 2015

...THE SEVERE THUNDERSTORM WARNING FOR WEST CENTRAL WILCOX AND CRISP
COUNTIES IS CANCELLED...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS. THEREFORE THE WARNING HAS BEEN CANCELLED. HOWEVER VERY HEAVY 
RAIN AND EVEN MINOR FLOODING IS STILL POSSIBLE WITH THESE 
THUNDERSTORMS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 300 PM EDT.

LAT...LON 3181 8383 3183 8384 3182 8385 3184 8386
      3184 8391 3203 8373 3203 8361 3205 8361
      3202 8355 3191 8355 3181 8371 3180 8380
TIME...MOT...LOC 1643Z 224DEG 29KT 3242 8350 

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 18, 9:48 PM EDT	River Flood Warning	FFC	Bibb, Houston, Jones, Monroe, Twiggs	4 days
Apr 19, 8:01 AM EDT	Flash Flood Watch	FFC	Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more	10 hr
Apr 19, 8:49 AM EDT	Tornado Warning	FFC	Carroll, Coweta, Heard	26 min
Apr 19, 9:21 AM EDT	Severe Thunderstorm Warning	FFC	Cobb, Douglas, Fulton	39 min
Apr 19, 10:08 AM EDT	Severe Thunderstorm Warning	FFC	Bartow, Chattooga, Floyd, Gordon, Haralson, Paulding and 1 more	52 min
Apr 19, 10:09 AM EDT	Tornado Warning	FFC	Chattahoochee, Muscogee	51 min
Apr 19, 10:57 AM EDT	Special Weather Statement	FFC	Muscogee	33 min
Apr 19, 10:58 AM EDT	Tornado Warning	FFC	Floyd, Gordon, Murray, Whitfield	47 min
Apr 19, 11:05 AM EDT	Severe Thunderstorm Warning	FFC	Marion, Stewart, Sumter, Webster	40 min
Apr 19, 11:13 AM EDT	Severe Thunderstorm Warning	FFC	Talbot, Upson	47 min
Apr 19, 11:18 AM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Troup	42 min
Apr 19, 11:24 AM EDT	Severe Thunderstorm Warning	FFC	Bartow, Cherokee, Cobb, Gilmer, Gordon, Murray and 3 more	51 min
Apr 19, 11:26 AM EDT	River Flood Warning	FFC	Dade	25 hr
Apr 19, 11:35 AM EDT	River Flood Warning	FFC	Forsyth	12 hr
Apr 19, 11:45 AM EDT	Severe Thunderstorm Warning	FFC	Dooly, Macon, Schley, Sumter	45 min
Apr 19, 11:49 AM EDT	Severe Thunderstorm Warning	FFC	Butts, Lamar, Pike, Spalding	41 min
Apr 19, 12:01 PM EDT	Special Weather Statement	FFC	Cobb	29 min
Apr 19, 12:18 PM EDT	Special Weather Statement	FFC	Dawson	27 min
Apr 19, 12:26 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Dooly, Houston, Pulaski, Twiggs	36 min
Apr 19, 12:30 PM EDT	Special Weather Statement	FFC	Butts	30 min
Apr 19, 12:33 PM EDT	Special Weather Statement	FFC	Gilmer	42 min
Apr 19, 12:45 PM EDT	Special Weather Statement	FFC	Crisp	60 min
Apr 19, 1:03 PM EDT	Special Weather Statement	FFC	Newton, Rockdale	57 min
Apr 19, 1:08 PM EDT	Special Weather Statement	FFC	Forsyth	22 min
Apr 19, 1:12 PM EDT	Special Weather Statement	FFC	Forsyth	33 min
Apr 19, 1:19 PM EDT	Special Weather Statement	FFC	Laurens	26 min
Apr 19, 1:23 PM EDT	Severe Thunderstorm Warning	FFC	Laurens	37 min
Apr 19, 1:33 PM EDT	Special Weather Statement	FFC	Walton	42 min
Apr 19, 1:53 PM EDT	Special Weather Statement	FFC	Morgan	37 min
Apr 19, 1:58 PM EDT	Special Weather Statement	FFC	Lumpkin, Towns, White	47 min
Apr 19, 2:00 PM EDT	Special Weather Statement	FFC	Johnson	30 min
Apr 19, 2:06 PM EDT	River Flood Warning	FFC	Cobb	7 days
Apr 19, 2:06 PM EDT	Special Weather Statement	FFC	Clarke, Oconee	24 min
Apr 19, 2:12 PM EDT	Special Weather Statement	FFC	Taliaferro	33 min
Apr 19, 2:44 PM EDT	Special Weather Statement	FFC	Jefferson	31 min
Apr 19, 2:58 PM EDT	Special Weather Statement	FFC	Emanuel, Toombs	32 min
Apr 19, 4:28 PM EDT	River Flood Warning	FFC	Lamar, Spalding	7 days
Apr 19, 6:37 PM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	38 min
Apr 19, 7:14 PM EDT	Special Weather Statement	FFC	Catoosa, Walker	31 min
Apr 19, 7:43 PM EDT	Special Weather Statement	FFC	Carroll	47 min
Apr 19, 7:49 PM EDT	Special Weather Statement	FFC	Bartow, Catoosa, Gilmer, Gordon, Murray, Pickens and 1 more	41 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.