Alert archive / Florida / Tornado Warnings in 2021

Tornado Warning 41, NWS Jacksonville, FL

December 8, 2021Baker County, Columbia County, Florida

NWS Jacksonville, FL issued this tornado warning at Dec 8, 2021, 2:55 PM EST for Baker County, Columbia County, Florida. It was in force for 35 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
Dec 8, 2021, 2:55 PM EST (19:55 UTC)
Expired
Dec 8, 2021, 3:30 PM EST
In force
35 min
Issued by
NWS Jacksonville, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Baker County, FL, Columbia County, FL

The radar

The Moody AFB radar (KVAX), 61 km from the middle of the area, began a volume at 19:55 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 nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 7.9 hours before the alert went out and 85 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 2021-12-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-12-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 square meters per square second.19395878Sfc1 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
5 J/kg
Mixed-layer CIN
-191 J/kg
Mixed-layer LCL
813 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
238 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

928 
WFUS52 KJAX 081955
TORJAX
FLC003-023-082030-
/O.NEW.KJAX.TO.W.0041.211208T1955Z-211208T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Jacksonville FL
255 PM EST Wed Dec 8 2021

The National Weather Service in Jacksonville has issued a

* Tornado Warning for...
  Northwestern Baker County in northeastern Florida...
  Northeastern Columbia County in northern Florida...

* Until 330 PM EST.
    
* At 255 PM EST, a severe thunderstorm capable of producing a tornado
  was located near Belmont, or 13 miles northeast of White Springs,
  moving east 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 tornadic thunderstorm will remain over mainly rural areas of
  northwestern Baker and northeastern Columbia 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 3053 8265 3055 8234 3039 8234 3044 8264
      3044 8267 3045 8267 3045 8266 3046 8267
TIME...MOT...LOC 1955Z 272DEG 25KT 3049 8263 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

SHASHY
3 follow-up statements
460 
WWUS52 KJAX 082008
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
308 PM EST Wed Dec 8 2021

FLC003-023-082030-
/O.CON.KJAX.TO.W.0041.000000T0000Z-211208T2030Z/
Baker FL-Columbia FL-
308 PM EST Wed Dec 8 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EST FOR
NORTHWESTERN BAKER AND NORTHEASTERN COLUMBIA COUNTIES...
    
At 308 PM EST, a severe thunderstorm capable of producing a tornado
was located 12 miles west of Taylor, or 15 miles south of Fargo,
moving east 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 tornadic thunderstorm will remain over mainly rural areas of
northwestern Baker and northeastern Columbia 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.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

&&

LAT...LON 3044 8255 3050 8255 3055 8234 3039 8234
TIME...MOT...LOC 2008Z 274DEG 26KT 3048 8249 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

SHASHY
885 
WWUS52 KJAX 082023
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
323 PM EST Wed Dec 8 2021

FLC023-082032-
/O.CAN.KJAX.TO.W.0041.000000T0000Z-211208T2030Z/
Columbia FL-
323 PM EST Wed Dec 8 2021

...THE TORNADO WARNING FOR NORTHEASTERN COLUMBIA COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3042 8245 3050 8245 3055 8234 3039 8234
TIME...MOT...LOC 2022Z 272DEG 25KT 3048 8237 

$$

FLC003-082030-
/O.CON.KJAX.TO.W.0041.000000T0000Z-211208T2030Z/
Baker FL-
323 PM EST Wed Dec 8 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 PM EST FOR
NORTHWESTERN BAKER COUNTY...
    
At 322 PM EST, a severe thunderstorm capable of producing a tornado
was located near Taylor, or 18 miles southeast of Fargo, moving east
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 tornadic thunderstorm will remain over mainly rural areas of
northwestern Baker County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If a tornado or other severe weather is spotted, report it to the 
National Weather Service or your local nearest law enforcement 
agency who will send your report. This act may save lives of others 
in the path of dangerous weather.

&&

LAT...LON 3042 8245 3050 8245 3055 8234 3039 8234
TIME...MOT...LOC 2022Z 272DEG 25KT 3048 8237 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...0.00 IN

$$

SHASHY
306 
WWUS52 KJAX 082029
SVSJAX

Severe Weather Statement
National Weather Service Jacksonville FL
329 PM EST Wed Dec 8 2021

FLC003-082037-
/O.EXP.KJAX.TO.W.0041.000000T0000Z-211208T2030Z/
Baker FL-
329 PM EST Wed Dec 8 2021

...THE TORNADO WARNING FOR NORTHWESTERN BAKER COUNTY WILL EXPIRE AT
330 PM EST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds and funnel cloud still possible with this thunderstorm.

LAT...LON 3042 8245 3050 8245 3055 8234 3039 8234
TIME...MOT...LOC 2027Z 272DEG 25KT 3048 8234 

$$

SHASHY

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 7, 11:43 PM ESTDense Fog AdvisoryJAXAlachua, Bradford, Clay, Duval, Flagler, Gilchrist and 4 more9 hr
Dec 8, 1:45 PM ESTSpecial Marine WarningJAX90 min
Dec 8, 2:06 PM ESTSpecial Weather StatementJAXHamilton39 min
Dec 8, 2:42 PM ESTSpecial Weather StatementJAXHamilton33 min
Dec 8, 3:02 PM ESTSpecial Weather StatementJAXHamilton28 min
Dec 8, 3:13 PM ESTSpecial Marine WarningJAX62 min
Dec 8, 3:32 PM ESTSpecial Weather StatementJAXBaker, Columbia, Suwannee43 min
Dec 8, 3:45 PM ESTSpecial Weather StatementJAXNassau45 min
Dec 8, 3:57 PM ESTSevere Thunderstorm WarningJAXColumbia, Suwannee32 min
Dec 8, 4:25 PM ESTSpecial Weather StatementJAXBaker35 min
Dec 8, 4:32 PM ESTSpecial Weather StatementJAXUnion28 min
Dec 8, 5:01 PM ESTSpecial Weather StatementJAXBradford, Clay, Union44 min
Dec 8, 5:18 PM ESTSevere Thunderstorm WarningJAXAlachua, Bradford, Clay27 min
Dec 8, 5:47 PM ESTSpecial Weather StatementJAXClay43 min
Dec 8, 6:11 PM ESTSpecial Weather StatementJAXSaint Johns34 min
Dec 8, 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.