Alert archive / Florida / Tornado Warnings in 2021

Tornado Warning 4, NWS Jacksonville, FL

February 6, 2021Flagler County, Putnam County, Florida

NWS Jacksonville, FL issued this tornado warning at Feb 6, 2021, 5:41 PM EST for Flagler County, Putnam County, Florida. It was in force for 34 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
Feb 6, 2021, 5:41 PM EST (22:41 UTC)
Expired
Feb 6, 2021, 6:15 PM EST
In force
34 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Flagler County, FL, Putnam County, FL

The radar

The Jacksonville radar (KJAX), 118 km from the middle of the area, began a volume at 22:41 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
Feb 6, 4:21 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 10.7 hours before the alert went out and 120 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 2021-02-06Temperature 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 2021-02-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 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
845 m above ground
0-6 km bulk shear
75 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
370 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

303 
WFUS52 KJAX 062241
TORJAX
FLC035-107-062315-
/O.NEW.KJAX.TO.W.0004.210206T2241Z-210206T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jacksonville FL
541 PM EST Sat Feb 6 2021

The National Weather Service in Jacksonville has issued a

* Tornado Warning for...
  Western Flagler County in northeastern Florida...
  Southeastern Putnam County in northeastern Florida...

* Until 615 PM EST.
    
* At 541 PM EST, a severe thunderstorm capable of producing a tornado
  was located near Crescent City, moving northeast at 25 mph.

  HAZARD...Tornado.

  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...
  Crescent City around 550 PM EST.
  Andalusia around 600 PM EST.

Other locations impacted by this tornadic thunderstorm include Lake
Como, Espanola and Georgetown.

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.

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

&&

LAT...LON 2934 8142 2940 8142 2940 8143 2938 8145
      2934 8162 2945 8166 2963 8135 2963 8134
      2962 8134 2939 8123
TIME...MOT...LOC 2241Z 244DEG 20KT 2941 8157 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SHASHY
3 follow-up statements
052 
WWUS52 KJAX 062249
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
549 PM EST Sat Feb 6 2021

FLC035-107-062315-
/O.CON.KJAX.TO.W.0004.000000T0000Z-210206T2315Z/
Flagler FL-Putnam FL-
549 PM EST Sat Feb 6 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM EST FOR WESTERN
FLAGLER AND SOUTHEASTERN PUTNAM COUNTIES...
    
At 549 PM EST, a severe thunderstorm capable of producing a tornado
was located over Andalusia, moving northeast at 30 mph.

HAZARD...Tornado.

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...
  Bunnell around 615 PM EST.

Other locations impacted by this tornadic thunderstorm include Lake
Como and Espanola.

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 2934 8142 2940 8142 2940 8143 2938 8145
      2936 8153 2949 8159 2963 8135 2963 8134
      2962 8134 2939 8123
TIME...MOT...LOC 2249Z 241DEG 24KT 2947 8146 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SHASHY
229 
WWUS52 KJAX 062256
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
556 PM EST Sat Feb 6 2021

FLC107-062305-
/O.CAN.KJAX.TO.W.0004.000000T0000Z-210206T2315Z/
Putnam FL-
556 PM EST Sat Feb 6 2021

...THE TORNADO WARNING FOR SOUTHEASTERN PUTNAM 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 midnight EST for northeastern
Florida.

LAT...LON 2934 8142 2940 8142 2939 8146 2953 8152
      2963 8135 2963 8134 2939 8123
TIME...MOT...LOC 2255Z 241DEG 26KT 2948 8145 

$$

FLC035-062315-
/O.CON.KJAX.TO.W.0004.000000T0000Z-210206T2315Z/
Flagler FL-
556 PM EST Sat Feb 6 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 615 PM EST FOR WESTERN
FLAGLER COUNTY...
    
At 555 PM EST, a severe thunderstorm capable of producing a tornado
was located over Andalusia, moving northeast at 30 mph.

HAZARD...Tornado.

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...
  Bunnell around 620 PM EST.

Other locations impacted by this tornadic thunderstorm include
Espanola.

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 2934 8142 2940 8142 2939 8146 2953 8152
      2963 8135 2963 8134 2939 8123
TIME...MOT...LOC 2255Z 241DEG 26KT 2948 8145 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SHASHY
149 
WWUS52 KJAX 062308
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
608 PM EST Sat Feb 6 2021

FLC035-062318-
/O.EXP.KJAX.TO.W.0004.000000T0000Z-210206T2315Z/
Flagler FL-
608 PM EST Sat Feb 6 2021

...THE TORNADO WARNING FOR WESTERN FLAGLER COUNTY WILL EXPIRE AT 615
PM EST...
        
The storm which prompted the warning is moving out of the area.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

A Tornado Watch remains in effect until midnight EST for northeastern
Florida.

Remember, a Severe Thunderstorm Warning still remains in effect for
portions of Flagler county.

LAT...LON 2934 8142 2940 8142 2939 8146 2953 8152
      2963 8135 2963 8134 2939 8123
TIME...MOT...LOC 2308Z 244DEG 20KT 2951 8138 

$$

SHASHY

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 6, 10:45 AM ESTSmall Craft AdvisoryJAX23 hr
Feb 6, 3:59 PM ESTSpecial Weather StatementJAXGilchrist46 min
Feb 6, 4:14 PM ESTSpecial Weather StatementJAXMarion46 min
Feb 6, 4:42 PM ESTSpecial Weather StatementJAXAlachua, Gilchrist48 min
Feb 6, 4:59 PM ESTSevere Thunderstorm WarningJAXAlachua, Bradford, Columbia, Gilchrist, Union46 min
Feb 6, 5:02 PM ESTSpecial Weather StatementJAXClay, Putnam43 min
Feb 6, 5:06 PM ESTSpecial Weather StatementJAXMarion39 min
Feb 6, 5:37 PM ESTSpecial Weather StatementJAXMarion, Putnam38 min
Feb 6, 5:39 PM ESTSpecial Weather StatementJAXClay, Duval51 min
Feb 6, 5:46 PM ESTSpecial Weather StatementJAXAlachua, Bradford, Gilchrist, Union44 min
Feb 6, 6:03 PM ESTSpecial Marine WarningJAX57 min
Feb 6, 6:07 PM ESTSevere Thunderstorm WarningJAXFlagler, Saint Johns23 min
Feb 6, 6:30 PM ESTSpecial Weather StatementJAXFlagler45 min
Feb 6, 6:32 PM ESTSpecial Weather StatementJAXAlachua, Bradford, Clay43 min
Feb 6, 6:51 PM ESTSpecial Weather StatementJAXFlagler24 min
Feb 6, 6:53 PM ESTSevere Thunderstorm WarningJAXMarion35 min
Feb 6, 6:55 PM ESTSpecial Marine WarningJAX65 min
Feb 6, 6:56 PM ESTSpecial Marine WarningJAX64 min

Nearby

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