Alert archive / Florida / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 43, NWS Jacksonville, FL

April 24, 2021Columbia County, Hamilton County, Florida; Clinch County, Echols County, Georgia

NWS Jacksonville, FL issued this severe thunderstorm warning at Apr 24, 2021, 2:56 PM EDT for Columbia County, Hamilton County, Florida; Clinch County, Echols County, Georgia. It was in force for 49 min. 3 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, 2:56 PM EDT (18:56 UTC)
Expired
Apr 24, 2021, 3:45 PM EDT
In force
49 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Hail
2.0 in
Wind
60.0 mph

Counties Columbia County, FL, Hamilton County, FL, Clinch County, GA, Echols County, GA

The radar

The Moody AFB radar (KVAX), 22 km from the middle of the area, began a volume at 18:59 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, 3:00 PM EDTHAIL 2.52 E Statenville, GATENNIS BALL SIZE HAIL ESTIMATED FROM PUBLIC REPORT. HAIL DAMAGED VEHICLES WITH BROKEN WINDOWS AND DENTS ON TOP OF CAR. LOCATION ABOUT 2 MILES EAST OF STATENVILLE ON HIGHWAY 94.
Apr 24, 3:19 PM EDTTSTM WND DMG4 Nnw Jasper, FLHAMILTON COUNTY EMERGENCY MANAGEMENT REPORTED A TREE DOWN ON A HOUSE AT 2355 NW 99TH AVE IN JASPER.
Apr 24, 3:19 PM EDTHAIL 0.254 Nnw Jasper, FLEMERGENCY MANAGER RELAYED A REPORT OF PEA SIZE HAIL FALLING NEAR 2355 NW 99TH AVE IN JAPSER.

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, 6.9 hours before the alert went out and 116 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.

194 
WUUS52 KJAX 241856
SVRJAX
FLC023-047-GAC065-101-241945-
/O.NEW.KJAX.SV.W.0043.210424T1856Z-210424T1945Z/

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

The National Weather Service in Jacksonville has issued a

* Severe Thunderstorm Warning for...
  North central Columbia County in northern Florida...
  Northeastern Hamilton County in northern Florida...
  Echols County in southeastern Georgia...
  South central Clinch County in southeastern Georgia...

* Until 345 PM EDT.

* At 256 PM EDT, a severe thunderstorm was located over Statenville,
  moving east at 40 mph.

  HAZARD...Two inch 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.

* Locations impacted include...
  Jennings, Fargo, Statenville and Needmore. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.

&&

LAT...LON 3086 8256 3054 8255 3055 8311 3074 8314
      3075 8313 3077 8313
TIME...MOT...LOC 1856Z 257DEG 33KT 3067 8303 

HAIL...2.00IN
WIND...60MPH
 
$$

BOOTHE
3 follow-up statements
722 
WWUS52 KJAX 241916
SVSJAX

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

FLC023-047-GAC065-101-241945-
/O.CON.KJAX.SV.W.0043.000000T0000Z-210424T1945Z/
Columbia FL-Hamilton FL-Echols GA-Clinch GA-
316 PM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR NORTH CENTRAL COLUMBIA...NORTHEASTERN HAMILTON...SOUTHEASTERN
ECHOLS AND SOUTH CENTRAL CLINCH COUNTIES...

At 315 PM EDT, a severe thunderstorm was located 9 miles west of
Needmore, or 12 miles east of Statenville, moving east at 40 mph.

HAZARD...Two inch 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.

Locations impacted include...
Fargo and Needmore. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.

&&

LAT...LON 3084 8256 3054 8255 3055 8308 3079 8288
TIME...MOT...LOC 1915Z 257DEG 33KT 3071 8282 

HAIL...2.00IN
WIND...60MPH
 
$$

BOOTHE
596 
WWUS52 KJAX 241932
SVSJAX

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

FLC023-047-GAC065-101-241945-
/O.CON.KJAX.SV.W.0043.000000T0000Z-210424T1945Z/
Columbia FL-Hamilton FL-Echols GA-Clinch GA-
332 PM EDT Sat Apr 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 345 PM EDT
FOR NORTH CENTRAL COLUMBIA...NORTHEASTERN HAMILTON...SOUTHEASTERN
ECHOLS AND SOUTH CENTRAL CLINCH COUNTIES...

At 332 PM EDT, a severe thunderstorm was located near Needmore, or
near Fargo, moving east at 40 mph.

HAZARD...Tennis 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.

Locations impacted include...
Fargo and Needmore. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.

&&

LAT...LON 3084 8256 3054 8255 3055 8275 3082 8269
TIME...MOT...LOC 1932Z 257DEG 33KT 3075 8264 

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

BOOTHE
662 
WWUS52 KJAX 241937
SVSJAX

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

FLC023-047-GAC065-101-241946-
/O.EXP.KJAX.SV.W.0043.000000T0000Z-210424T1945Z/
Columbia FL-Hamilton FL-Echols GA-Clinch GA-
337 PM EDT Sat Apr 24 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL COLUMBIA...
NORTHEASTERN HAMILTON...SOUTHEASTERN ECHOLS AND SOUTH CENTRAL CLINCH
COUNTIES WILL EXPIRE AT 345 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 northern
Florida...and southeastern Georgia.

Remember, a Severe Thunderstorm Warning still remains in effect for
southern Clinch County

LAT...LON 3084 8256 3054 8255 3055 8275 3082 8269
TIME...MOT...LOC 1936Z 257DEG 33KT 3076 8261 

$$

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, 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, 3:30 PM EDTSevere Thunderstorm WarningJAXBaker, Columbia45 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 Florida, 2021Severe 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.