Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 33, NWS Jacksonville, FL

April 24, 2021Atkinson County, Clinch County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Apr 24, 2021, 10:57 AM EDT for Atkinson County, Clinch County, Georgia. It was in force for 48 min. 4 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 24, 2021, 10:57 AM EDT (14:57 UTC)
Expired
Apr 24, 2021, 11:45 AM EDT
In force
48 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Hail
1.0 in
Wind
70.0 mph

Counties Atkinson County, GA, Clinch County, GA

The radar

The Moody AFB radar (KVAX), 44 km from the middle of the area, began a volume at 14:56 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

TimeReportWhereRemark
Apr 24, 11:15 AM EDTTSTM WND DMG3 Nnw Willacoochee, GANORTHWEST PART OF ATKINSON COUNTIES HAD MULTIPLE TREES KNOCKED DOWN.
Apr 24, 11:15 AM EDTHAIL 0.254 Nne Willacoochee, GAPEA SIZE HAIL WAS REPORTED BY EMA NEAR ICE PLANT ROAD.
Apr 24, 11:15 AM EDTHAIL 13 Nnw Willacoochee, GAATKINSON COUNTY EMA REPORTED NUMEROUS HAIL REPORTS ACROSS THE NW PART OF THE COUNTY WITH QUARTER SIZE HAIL.
Apr 24, 11:15 AM EDTHAIL 13 Nnw Willacoochee, GAEMA REPORTED NUMEROUS HAIL REPORTS OVER THE NORTHWEST PART OF ATKINSON COUNTY.

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.

IssuedProductOfficeLasted
Apr 24, 10:35 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 3.0 hours before the alert went out and 144 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°0°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.

261 
WUUS52 KJAX 241457
SVRJAX
GAC003-065-241545-
/O.NEW.KJAX.SV.W.0033.210424T1457Z-210424T1545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Jacksonville FL
1057 AM EDT Sat Apr 24 2021

The National Weather Service in Jacksonville has issued a

* Severe Thunderstorm Warning for...
  Atkinson County in southeastern Georgia...
  Northwestern Clinch County in southeastern Georgia...

* Until 1145 AM EDT.

* At 1057 AM EDT, a severe thunderstorm was located near
  Willacoochee, moving east at 50 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Locations impacted include...
  Homerville, Pearson, Willacoochee, Argyle, Cogdell and Axson. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A Tornado Watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted, act quickly and move to a
place of safety inside a sturdy structure such as a basement or small
interior room.

&&

LAT...LON 3142 8314 3140 8285 3136 8282 3137 8263
      3128 8263 3129 8266 3128 8270 3123 8270
      3102 8259 3100 8256 3103 8297 3118 8297
      3119 8305 3123 8305 3128 8303 3131 8306
      3134 8307 3136 8310 3139 8311 3140 8314
TIME...MOT...LOC 1457Z 270DEG 45KT 3131 8310 

HAIL...1.00IN
WIND...70MPH
 
$$

SANDRIK
2 follow-up statements
430 
WWUS52 KJAX 241526
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
1126 AM EDT Sat Apr 24 2021

GAC065-241536-
/O.CAN.KJAX.SV.W.0033.000000T0000Z-210424T1545Z/
Clinch GA-
1126 AM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CLINCH COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

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

LAT...LON 3140 8296 3140 8285 3136 8282 3137 8263
      3128 8263 3129 8266 3128 8270 3123 8270
      3120 8268 3119 8268 3119 8305 3123 8305
      3128 8303
TIME...MOT...LOC 1526Z 260DEG 42KT 3139 8274 

$$

GAC003-241545-
/O.CON.KJAX.SV.W.0033.000000T0000Z-210424T1545Z/
Atkinson GA-
1126 AM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM EDT
FOR ATKINSON COUNTY...

At 1126 AM EDT, a severe thunderstorm was located 9 miles northeast
of Pearson, moving east at 50 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Pearson and Axson. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

A tornado watch remains in effect for the warned area. Tornadoes can
develop quickly from severe thunderstorms. Although a tornado is not
immediately likely, if one is spotted act quickly and move to a place
of safety inside a sturdy structure, such as a basement or small
interior room.

&&

LAT...LON 3140 8296 3140 8285 3136 8282 3137 8263
      3128 8263 3129 8266 3128 8270 3123 8270
      3120 8268 3119 8268 3119 8305 3123 8305
      3128 8303
TIME...MOT...LOC 1526Z 260DEG 42KT 3139 8274 

HAIL...1.00IN
WIND...70MPH
 
$$

SANDRIK
240 
WWUS52 KJAX 241537
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
1137 AM EDT Sat Apr 24 2021

GAC003-241547-
/O.EXP.KJAX.SV.W.0033.000000T0000Z-210424T1545Z/
Atkinson GA-
1137 AM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR ATKINSON COUNTY WILL EXPIRE AT
1145 AM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with this thunderstorm.

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

LAT...LON 3140 8296 3140 8285 3136 8282 3137 8263
      3128 8263 3129 8266 3128 8270 3123 8270
      3120 8268 3119 8268 3119 8305 3123 8305
      3128 8303
TIME...MOT...LOC 1537Z 270DEG 45KT 3139 8267 

$$

SANDRIK

The office that day

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

IssuedProductOfficeCountiesLasted
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, 12:18 PM EDTSevere Thunderstorm WarningJAXAtkinson, Bacon, Clinch, Pierce, Ware31 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.