Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 38, NWS Jacksonville, FL

April 24, 20215 counties in Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Apr 24, 2021, 12:18 PM EDT for 5 counties in Georgia. It was in force for 31 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 24, 2021, 12:18 PM EDT (16:18 UTC)
Expired
Apr 24, 2021, 12:49 PM EDT
In force
31 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Atkinson County, GA, Bacon County, GA, Clinch County, GA, Pierce County, GA, Ware County, GA

The radar

The Moody AFB radar (KVAX), 55 km from the middle of the area, began a volume at 16:20 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 24, 10:35 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 4.3 hours before the alert went out and 128 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-pSkew-T log-p diagram, Jacksonville, FL at 12:00Z on 2021-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Jacksonville, FL at 12:00Z on 2021-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 180 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
984 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
180 m²/s²
0-3 km storm-relative helicity
276 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

224 
WUUS52 KJAX 241618
SVRJAX
GAC003-005-065-229-299-241700-
/O.NEW.KJAX.SV.W.0038.210424T1618Z-210424T1700Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jacksonville FL
1218 PM EDT Sat Apr 24 2021

The National Weather Service in Jacksonville has issued a

* Severe Thunderstorm Warning for...
  Northwestern Pierce County in southeastern Georgia...
  Southeastern Atkinson County in southeastern Georgia...
  Northwestern Ware County in southeastern Georgia...
  Southeastern Bacon County in southeastern Georgia...
  Northwestern Clinch County in southeastern Georgia...

* Until 100 PM EDT.

* At 1217 PM EDT, severe thunderstorms were located along a line
  extending from 6 miles north of Dixie Union to 9 miles southwest of
  Pearson, moving east at 30 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Homerville, Argyle, Jamestown, Pebble Hill, Cogdell, Dixie Union,
  Millwood, Axson and Bickley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 600 PM EDT for southeastern
Georgia.

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3137 8269 3137 8263 3140 8263 3150 8244
      3151 8224 3124 8240 3102 8270 3111 8297
      3118 8297 3119 8302
TIME...MOT...LOC 1617Z 265DEG 24KT 3143 8243 3119 8295 

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

SHASHY
3 follow-up statements
286 
WWUS52 KJAX 241637
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
1237 PM EDT Sat Apr 24 2021

GAC003-005-065-229-299-241700-
/O.CON.KJAX.SV.W.0038.000000T0000Z-210424T1700Z/
Pierce GA-Atkinson GA-Ware GA-Bacon GA-Clinch GA-
1237 PM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM EDT
FOR NORTHWESTERN PIERCE...SOUTHEASTERN ATKINSON...NORTHWESTERN
WARE...SOUTHEASTERN BACON AND NORTHWESTERN CLINCH COUNTIES...

At 1237 PM EDT, severe thunderstorms were located along a line
extending from 6 miles west of Bristol to 8 miles north of Du Pont,
moving east at 25 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Homerville, Argyle, Jamestown, Pebble Hill, Cogdell, Dixie Union,
Millwood and Axson.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 600 PM EDT for southeastern
Georgia.

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3132 8269 3136 8262 3137 8257 3149 8241
      3151 8224 3124 8240 3102 8270 3111 8297
      3115 8297 3117 8294 3121 8289
TIME...MOT...LOC 1637Z 283DEG 20KT 3145 8232 3111 8289 

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

SHASHY
214 
WWUS52 KJAX 241642
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
1242 PM EDT Sat Apr 24 2021

GAC003-005-065-229-299-241700-
/O.CON.KJAX.SV.W.0038.000000T0000Z-210424T1700Z/
Pierce GA-Atkinson GA-Ware GA-Bacon GA-Clinch GA-
1242 PM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 100 PM EDT
FOR NORTHWESTERN PIERCE...SOUTHEASTERN ATKINSON...NORTHWESTERN
WARE...SOUTHEASTERN BACON AND NORTHWESTERN CLINCH COUNTIES...

At 1242 PM EDT, severe thunderstorms were located along a line
extending from near Bristol to 8 miles north of Du Pont, moving east
at 30 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Homerville, Argyle, Jamestown, Pebble Hill, Cogdell, Dixie Union and
Millwood.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 600 PM EDT for southeastern
Georgia.

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3151 8224 3124 8240 3102 8270 3111 8297
TIME...MOT...LOC 1642Z 265DEG 24KT 3145 8230 3111 8287 

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

SANDRIK
281 
WWUS52 KJAX 241649
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
1249 PM EDT Sat Apr 24 2021

GAC003-005-065-229-299-241659-
/O.CAN.KJAX.SV.W.0038.000000T0000Z-210424T1700Z/
Pierce GA-Atkinson GA-Ware GA-Bacon GA-Clinch GA-
1249 PM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN PIERCE...
SOUTHEASTERN ATKINSON...NORTHWESTERN WARE...SOUTHEASTERN BACON AND
NORTHWESTERN CLINCH COUNTIES IS CANCELLED...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning has been cancelled.  However small hail and
gusty winds are still possible with these thunderstorms.

A Tornado Watch remains in effect until 600 PM EDT for southeastern
Georgia.

LAT...LON 3151 8224 3124 8240 3102 8270 3111 8297
TIME...MOT...LOC 1648Z 265DEG 24KT 3145 8225 3111 8282 

$$

SANDRIK

The office that day

Everything else NWS Jacksonville, FL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 24, 10:57 AM EDTSevere Thunderstorm WarningJAXAtkinson, Clinch48 min
Apr 24, 11:15 AM EDTSevere Thunderstorm WarningJAXCoffee45 min
Apr 24, 11:35 AM EDTSevere Thunderstorm WarningJAXBacon, Ware40 min
Apr 24, 11:54 AM EDTSevere Thunderstorm WarningJAXAtkinson21 min
Apr 24, 12:04 PM EDTSevere Thunderstorm WarningJAXAppling, Brantley, Pierce, Wayne41 min
Apr 24, 12:08 PM EDTTornado WarningJAXBacon22 min
Apr 24, 12:36 PM EDTSevere Thunderstorm WarningJAXWayne24 min
Apr 24, 12:40 PM EDTSpecial Weather StatementJAXClinch50 min
Apr 24, 12:47 PM EDTSpecial Weather StatementJAXClinch, Pierce, Ware, Wayne28 min
Apr 24, 1:20 PM EDTSpecial Weather StatementJAXBrantley, Clinch, Ware25 min
Apr 24, 1:46 PM EDTSevere Thunderstorm WarningJAXClinch, Echols44 min
Apr 24, 1:50 PM EDTSpecial Weather StatementJAXCamden, Charlton, Glynn40 min
Apr 24, 2:15 PM EDTSevere Thunderstorm WarningJAXGlynn15 min
Apr 24, 2:32 PM EDTSevere Thunderstorm WarningJAXClinch, Echols43 min
Apr 24, 2:36 PM EDTTornado WarningJAXEchols24 min
Apr 24, 2:56 PM EDTSevere Thunderstorm WarningJAXClinch, Echols49 min
Apr 24, 3:03 PM EDTTornado WarningJAXClinch, Echols27 min
Apr 24, 3:30 PM EDTSevere Thunderstorm WarningJAXClinch, Echols, Ware45 min
Apr 24, 3:48 PM EDTSpecial Weather StatementJAXCamden27 min
Apr 24, 3:57 PM EDTSevere Thunderstorm WarningJAXCharlton, Ware48 min
Apr 24, 4:10 PM EDTSevere Thunderstorm WarningJAXCharlton28 min
Apr 24, 4:18 PM EDTSevere Thunderstorm WarningJAXCamden42 min
Apr 24, 5:40 PM EDTSpecial Weather StatementJAXCoffee, Jeff Davis35 min
Apr 24, 6:18 PM EDTSpecial Weather StatementJAXAppling, Bacon, Coffee, Jeff Davis, Wayne87 min
Apr 24, 6:39 PM EDTSevere Thunderstorm WarningJAXAtkinson, Coffee36 min
Apr 24, 7:12 PM EDTSevere Thunderstorm WarningJAXAppling, Atkinson, Bacon, Coffee, Pierce, Ware33 min
Apr 24, 7:40 PM EDTSevere Thunderstorm WarningJAXAppling, Bacon, Brantley, Pierce, Ware, Wayne35 min
Apr 24, 7:57 PM EDTSpecial Weather StatementJAXCoffee, Jeff Davis48 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2021Every severe thunderstorm warning in 2021

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.