Alert archive / Florida / Tornado Warnings in 2021

Tornado Warning 11, NWS Jacksonville, FL

February 15, 2021Columbia County, Hamilton County, Suwannee County, Florida

NWS Jacksonville, FL issued this tornado warning at Feb 15, 2021, 4:09 PM EST for Columbia County, Hamilton County, Suwannee County, Florida. It was in force for 36 min. 5 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: Feb 15, 2021, 4:09 PM EST (21:09 UTC)
Expired: Feb 15, 2021, 4:45 PM EST
In force: 36 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.25 in

Counties Columbia County, FL, Hamilton County, FL, Suwannee County, FL

The radar

The Moody AFB radar (KVAX), 75 km from the middle of the area, began a volume at 21:11 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

Time	Report	Where	Remark
Feb 15, 4:10 PM EST	TSTM WND DMG	5 Sw Winfield, FL	PUBLIC SENT DRONE VIDEO OF POSSIBLE TORNADO DAMAGE VIA SOCIAL MEDIA. DAMAGE INCLUDE FENCING PANEL MOVED APPROXIMATELY 750 FT FROM ORIGINAL LOCATION AND MINOR STRUCTURAL DAAGE. ESTIMATED TIMING BASED ON RADAR DATA.
Feb 15, 4:12 PM EST	TSTM WND DMG	4 E Wellborn, FL	POSSIBLE TORNADO DAMAGE. ROOF DAMAGE TO A COUPLE STRUCTURES AND FENCING BLOWN THROUGH THE WINDOW OF A HOUSE. TIMING ESTIMATED FROM RADAR.
Feb 15, 4:12 PM EST	TSTM WND DMG	4 Wsw Lake City, FL	POSSIBLE TORNADO DAMAGE. BARN LEVELED ON PINEMOUNT RD. TIMING ESTIMATED BASED ON RADAR.
Feb 15, 4:15 PM EST	HAIL 1	Lake City, FL	PUBLIC SENT PHOTO VIA SOCIAL MEDIA OF GOLF BALL SIZED HAIL IN LAKE CITY, FL. ESTIMATED TIMING BASED ON RADAR ATA.
Feb 15, 4:15 PM EST	HAIL 1.75	Lake City, FL	PUBLIC SENT PHOTO VIA SOCIAL MEDIA OF GOLF BALL SIZED HAIL IN LAKE CITY, FL. ESTIMATED TIMING BASED ON RADAR ATA. LSR CORRECTED FOR MAG OF HAIL SIZE.

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.

Issued	Product	Office	Lasted
Feb 15, 3:02 PM EST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 9.2 hours before the alert went out and 94 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 408 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 135 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

733 
WFUS52 KJAX 152109
TORJAX
FLC023-047-121-152145-
/O.NEW.KJAX.TO.W.0011.210215T2109Z-210215T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jacksonville FL
409 PM EST Mon Feb 15 2021

The National Weather Service in Jacksonville has issued a

* Tornado Warning for...
  Central Columbia County in northern Florida...
  East central Suwannee County in northern Florida...
  Southeastern Hamilton County in northern Florida...

* Until 445 PM EST.
    
* At 409 PM EST, a severe thunderstorm capable of producing a tornado
  was located near Columbia, or 7 miles southwest of Lake City,
  moving northeast at 40 mph.

  HAZARD...Tornado and half dollar size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Five Points and Watertown around 420 PM EST.
  Lake City, Winfield and Suwannee Valley around 425 PM EST.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to an interior room on the lowest floor of a
sturdy building. Avoid windows. If you are outdoors, in a mobile
home, or in a vehicle, move to the closest substantial shelter and
protect yourself from flying debris.

&&

LAT...LON 3049 8268 3041 8246 3040 8246 3021 8255
      3009 8272 3009 8279 3014 8286
TIME...MOT...LOC 2109Z 216DEG 37KT 3014 8276 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

SHASHY

3 follow-up statements

063 
WWUS52 KJAX 152121
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
421 PM EST Mon Feb 15 2021

FLC121-152130-
/O.CAN.KJAX.TO.W.0011.000000T0000Z-210215T2145Z/
Suwannee FL-
421 PM EST Mon Feb 15 2021

...THE TORNADO WARNING FOR EAST CENTRAL SUWANNEE COUNTY IS
CANCELLED...
    
The tornadic 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 1000 PM EST for northern
Florida.

LAT...LON 3049 8268 3041 8246 3040 8246 3021 8255
      3010 8271 3015 8277 3028 8279
TIME...MOT...LOC 2120Z 222DEG 30KT 3022 8267 

$$

FLC023-047-152145-
/O.CON.KJAX.TO.W.0011.000000T0000Z-210215T2145Z/
Columbia FL-Hamilton FL-
421 PM EST Mon Feb 15 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR CENTRAL
COLUMBIA AND SOUTHEASTERN HAMILTON COUNTIES...
    
At 420 PM EST, a severe thunderstorm capable of producing a tornado
was located over Five Points, or over Lake City, moving northeast at
35 mph.

HAZARD...Tornado and half dollar size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will be over central Columbia and 
southeastern Hamilton Counties.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3049 8268 3041 8246 3040 8246 3021 8255
      3010 8271 3015 8277 3028 8279
TIME...MOT...LOC 2120Z 222DEG 30KT 3022 8267 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

SHASHY

633 
WWUS52 KJAX 152131
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
431 PM EST Mon Feb 15 2021

FLC023-047-152145-
/O.CON.KJAX.TO.W.0011.000000T0000Z-210215T2145Z/
Columbia FL-Hamilton FL-
431 PM EST Mon Feb 15 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR
NORTHEASTERN COLUMBIA AND SOUTHEASTERN HAMILTON COUNTIES...
    
At 431 PM EST, a severe thunderstorm capable of producing a tornado
was located near Winfield, or 8 miles north of Lake City, moving
northeast at 45 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Winfield and Five Points. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 3049 8268 3041 8246 3040 8246 3021 8255
      3020 8261 3023 8268 3028 8270
TIME...MOT...LOC 2131Z 216DEG 37KT 3030 8260 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

SHASHY

088 
WWUS52 KJAX 152137
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
437 PM EST Mon Feb 15 2021

FLC047-152147-
/O.CAN.KJAX.TO.W.0011.000000T0000Z-210215T2145Z/
Hamilton FL-
437 PM EST Mon Feb 15 2021

...THE TORNADO WARNING FOR SOUTHEASTERN HAMILTON COUNTY IS
CANCELLED...
    
The tornadic 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 1000 PM EST for northern
Florida.

LAT...LON 3048 8264 3041 8246 3038 8247 3026 8253
      3024 8259 3027 8265 3042 8265
TIME...MOT...LOC 2137Z 216DEG 37KT 3035 8255 

$$

FLC023-152145-
/O.CON.KJAX.TO.W.0011.000000T0000Z-210215T2145Z/
Columbia FL-
437 PM EST Mon Feb 15 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR
NORTHEASTERN COLUMBIA COUNTY...
    
At 437 PM EST, a severe thunderstorm capable of producing a tornado
was located 9 miles northeast of Suwannee Valley, or 12 miles east of
White Springs, moving northeast at 45 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
northeastern Columbia County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 3048 8264 3041 8246 3038 8247 3026 8253
      3024 8259 3027 8265 3042 8265
TIME...MOT...LOC 2137Z 216DEG 37KT 3035 8255 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

SHASHY

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 15, 3:07 AM EST	Small Craft Advisory	JAX		31 hr
Feb 15, 9:25 AM EST	Marine Dense Fog Advisory	JAX		5 hr
Feb 15, 2:23 PM EST	Special Weather Statement	JAX	Putnam	52 min
Feb 15, 2:37 PM EST	Tornado Warning	JAX	Putnam	38 min
Feb 15, 2:53 PM EST	Special Weather Statement	JAX	Saint Johns	52 min
Feb 15, 3:00 PM EST	Special Weather Statement	JAX	Marion	45 min
Feb 15, 3:15 PM EST	Special Weather Statement	JAX	Putnam	45 min
Feb 15, 3:18 PM EST	Special Weather Statement	JAX	Hamilton, Suwannee	57 min
Feb 15, 3:36 PM EST	Tornado Warning	JAX	Columbia, Gilchrist, Suwannee	39 min
Feb 15, 3:41 PM EST	Severe Thunderstorm Warning	JAX	Clay, Putnam, Saint Johns	49 min
Feb 15, 3:46 PM EST	Special Weather Statement	JAX	Putnam	44 min
Feb 15, 4:04 PM EST	Tornado Warning	JAX	Putnam, Saint Johns	41 min
Feb 15, 4:13 PM EST	Special Marine Warning	JAX		92 min
Feb 15, 4:13 PM EST	Special Weather Statement	JAX	Hamilton	47 min
Feb 15, 4:16 PM EST	Special Weather Statement	JAX	Clay	44 min
Feb 15, 4:21 PM EST	Severe Thunderstorm Warning	JAX	Clay, Duval, Putnam, Saint Johns	39 min
Feb 15, 4:43 PM EST	Tornado Warning	JAX	Saint Johns	17 min
Feb 15, 4:44 PM EST	Severe Thunderstorm Warning	JAX	Baker, Columbia	46 min
Feb 15, 4:48 PM EST	Special Weather Statement	JAX	Clay, Duval, Nassau	57 min
Feb 15, 4:57 PM EST	Tornado Warning	JAX	Baker	33 min
Feb 15, 5:18 PM EST	Special Weather Statement	JAX	Duval	27 min
Feb 15, 5:26 PM EST	Special Marine Warning	JAX		64 min
Feb 15, 5:53 PM EST	Special Weather Statement	JAX	Nassau	37 min
Feb 15, 6:17 PM EST	Special Weather Statement	JAX	Gilchrist, Hamilton, Suwannee	43 min
Feb 15, 6:22 PM EST	Special Marine Warning	JAX		64 min
Feb 15, 6:58 PM EST	Special Weather Statement	JAX	Columbia, Gilchrist, Hamilton, Suwannee	62 min

Nearby

Tornado Warnings in Florida, 2021 Every tornado warning in 2021 Tornadoes 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.