Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 45, NWS Jacksonville, FL

April 24, 2021Baker County, Columbia County, Florida; Clinch County, Echols County, Ware County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Apr 24, 2021, 3:30 PM EDT for Baker County, Columbia County, Florida; Clinch County, Echols County, Ware County, Georgia. It was in force for 45 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, 3:30 PM EDT (19:30 UTC)
Expired
Apr 24, 2021, 4:15 PM EDT
In force
45 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Hail
2.5 in
Wind
60.0 mph

Counties Baker County, FL, Columbia County, FL, Clinch County, GA, Echols County, GA, Ware County, GA

The radar

The Jacksonville radar (KJAX), 66 km from the middle of the area, began a volume at 19:31 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, 7.5 hours before the alert went out and 66 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.

953 
WUUS52 KJAX 241930
SVRJAX
FLC003-023-GAC065-101-299-242015-
/O.NEW.KJAX.SV.W.0045.210424T1930Z-210424T2015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Jacksonville FL
330 PM EDT Sat Apr 24 2021

The National Weather Service in Jacksonville has issued a

* Severe Thunderstorm Warning for...
  Northwestern Baker County in northeastern Florida...
  Northeastern Columbia County in northern Florida...
  Southeastern Echols County in southeastern Georgia...
  Southeastern Ware County in southeastern Georgia...
  Southeastern Clinch County in southeastern Georgia...

* Until 415 PM EDT.

* At 329 PM EDT, a severe thunderstorm was located over Fargo, moving
  east at 45 mph.

  HAZARD...Tennis ball size hail and 60 mph wind gusts.

  SOURCE...Doppler Radar indicated and Past Emergency Management 
           Reports.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Fargo.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 600 PM EDT for northern and
northeastern Florida...and 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.

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

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to shelter inside a strong building,  and stay away from
windows.

&&

LAT...LON 3079 8266 3080 8242 3079 8242 3079 8220
      3078 8215 3057 8221 3056 8223 3054 8224
      3052 8223 3051 8223 3053 8267
TIME...MOT...LOC 1929Z 269DEG 38KT 3069 8259 

HAIL...2.50IN
WIND...60MPH
 
$$

BOOTHE
3 follow-up statements
163 
WWUS52 KJAX 241944
SVSJAX

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

FLC003-023-GAC065-101-299-242015-
/O.CON.KJAX.SV.W.0045.000000T0000Z-210424T2015Z/
Baker FL-Columbia FL-Echols GA-Ware GA-Clinch GA-
344 PM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR NORTHWESTERN BAKER...NORTHEASTERN COLUMBIA...SOUTHEASTERN
ECHOLS...SOUTHEASTERN WARE AND SOUTHEASTERN CLINCH COUNTIES...

At 344 PM EDT, a severe thunderstorm was located 9 miles south of
Stephen Foster State Park, moving east at 45 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of
northwestern Baker, northeastern Columbia, southeastern Echols,
southeastern Ware and southeastern Clinch Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 600 PM EDT for northern and
northeastern Florida...and 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.

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

This is a dangerous storm. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

&&

LAT...LON 3076 8247 3078 8215 3057 8221 3056 8223
      3054 8224 3052 8223 3051 8223 3053 8267
      3054 8267
TIME...MOT...LOC 1944Z 269DEG 38KT 3069 8240 

HAIL...1.50IN
WIND...60MPH
 
$$

BOOTHE
771 
WWUS52 KJAX 242001
SVSJAX

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

FLC023-GAC065-101-242010-
/O.CAN.KJAX.SV.W.0045.000000T0000Z-210424T2015Z/
Columbia FL-Echols GA-Clinch GA-
401 PM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN COLUMBIA...
SOUTHEASTERN ECHOLS AND SOUTHEASTERN CLINCH COUNTIES 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 northeastern
Florida...and southeastern Georgia.

LAT...LON 3068 8229 3069 8218 3057 8221 3056 8223
      3054 8224 3052 8223 3051 8223 3051 8231
TIME...MOT...LOC 2000Z 269DEG 38KT 3069 8219 

$$

FLC003-GAC299-242015-
/O.CON.KJAX.SV.W.0045.000000T0000Z-210424T2015Z/
Baker FL-Ware GA-
401 PM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR NORTH CENTRAL BAKER AND SOUTHEASTERN WARE COUNTIES...

At 400 PM EDT, a severe thunderstorm was located 12 miles southeast
of Stephen Foster State Park, moving east at 45 mph.

HAZARD...Golf ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

This severe thunderstorm will remain over mainly rural areas of north
central Baker and southeastern Ware Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 600 PM EDT for northeastern
Florida...and 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.

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

&&

LAT...LON 3068 8229 3069 8218 3057 8221 3056 8223
      3054 8224 3052 8223 3051 8223 3051 8231
TIME...MOT...LOC 2000Z 269DEG 38KT 3069 8219 

HAIL...1.75IN
WIND...60MPH
 
$$

BOOTHE
528 
WWUS52 KJAX 242006
SVSJAX

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

FLC003-GAC299-242016-
/O.EXP.KJAX.SV.W.0045.000000T0000Z-210424T2015Z/
Baker FL-Ware GA-
406 PM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BAKER AND
SOUTHEASTERN WARE COUNTIES WILL EXPIRE AT 415 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

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

LAT...LON 3068 8229 3069 8218 3057 8221 3056 8223
      3054 8224 3052 8223 3051 8223 3051 8231
TIME...MOT...LOC 2006Z 269DEG 38KT 3069 8214 

$$

BOOTHE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 24, 1:37 PM EDTSpecial Marine WarningJAX113 min
Apr 24, 2:36 PM EDTTornado WarningJAXHamilton24 min
Apr 24, 2:56 PM EDTSevere Thunderstorm WarningJAXColumbia, Hamilton49 min
Apr 24, 3:03 PM EDTTornado WarningJAXColumbia, Hamilton27 min
Apr 24, 3:14 PM EDTSevere Thunderstorm WarningJAXColumbia, Hamilton46 min
Apr 24, 3:21 PM EDTSpecial Weather StatementJAXDuval24 min
Apr 24, 3:25 PM EDTSpecial Marine WarningJAX79 min
Apr 24, 3:40 PM EDTSevere Thunderstorm WarningJAXBaker, Columbia, Hamilton35 min
Apr 24, 3:57 PM EDTSevere Thunderstorm WarningJAXBaker, Nassau48 min
Apr 24, 4:10 PM EDTSevere Thunderstorm WarningJAXBaker, Columbia, Nassau28 min
Apr 24, 4:18 PM EDTSevere Thunderstorm WarningJAXDuval, Nassau42 min
Apr 24, 4:44 PM EDTSpecial Marine WarningJAX46 min
Apr 24, 5:10 PM EDTSpecial Marine WarningJAX35 min
Apr 24, 5:20 PM EDTSpecial Weather StatementJAXDuval25 min
Apr 24, 5:31 PM EDTSpecial Marine WarningJAX59 min
Apr 24, 6:11 PM EDTSpecial Marine WarningJAX64 min
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, 12:18 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, 3:48 PM EDTSpecial Weather StatementJAXCamden27 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, 2021Severe Thunderstorm Warnings in Florida, 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.