Alert archive / Florida / Tornado Warnings in 2017

Tornado Warning 56, NWS Tallahassee, FL

February 7, 2017Lafayette County, Taylor County, Florida

NWS Tallahassee, FL issued this tornado warning at Feb 7, 2017, 7:59 PM EST for Lafayette County, Taylor County, Florida. It was in force for 31 min. 1 report 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 7, 2017, 7:59 PM EST (00:59 UTC)
Expired: Feb 7, 2017, 8:30 PM EST
In force: 31 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Lafayette County, FL, Taylor County, FL

The radar

The Moody AFB radar (KVAX), 88 km from the middle of the area, began a volume at 01:01 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 7, 8:00 PM EST	TSTM WND DMG	1 N Perry, FL	TREES DOWN ALONG JEFFERSON STREET IN PERRY. ONE FELL ON A CAR

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 7, 5:33 PM EST	Severe Thunderstorm Watch	SPC	4 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 1.0 hours before the alert went out and 100 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: 923 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 575 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 223 m²/s²
0-3 km storm-relative helicity: 267 m²/s²
Significant tornado parameter: 1.2
Supercell composite: 7.1

Open this sounding in Storm Lab

The text

As transmitted.

882 
WFUS52 KTAE 080059
TORTAE
FLC067-123-080130-
/O.NEW.KTAE.TO.W.0056.170208T0059Z-170208T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
759 PM EST TUE FEB 7 2017

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northeastern Taylor County in Big Bend of Florida...
  Northwestern Lafayette County in Big Bend of Florida...

* Until 830 PM EST
    
* At 759 PM EST, a severe thunderstorm capable of producing a tornado
  was located over Perry, moving east at 45 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
  northeastern Taylor and northwestern Lafayette Counties, including
  the following locations: Smith, Perry-Foley Airport, Townsend,
  Foley, Fenholloway, Buckville, Bucell Junction, Day, Secotan and
  Mayo Junction.

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.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3002 8323 3007 8365 3019 8364 3024 8325
      3023 8324 3021 8325 3018 8325 3017 8323
      3015 8324 3014 8323 3011 8323 3011 8322
TIME...MOT...LOC 0059Z 270DEG 41KT 3012 8358 

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

$$

30-PULLIN

2 follow-up statements

663 
WWUS52 KTAE 080115
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
815 PM EST TUE FEB 7 2017

FLC067-123-080130-
/O.CON.KTAE.TO.W.0056.000000T0000Z-170208T0130Z/
Taylor FL-Lafayette FL-
815 PM EST TUE FEB 7 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 830 PM EST FOR
NORTHEASTERN TAYLOR AND NORTHWESTERN LAFAYETTE COUNTIES...
    
At 815 PM EST, a severe thunderstorm capable of producing a tornado
was located 11 miles southwest of Dowling Park, or 12 miles northwest
of Mayo, moving east at 45 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. 

Locations impacted include...
Buckville, Smith, Townsend, Day and Mayo Junction. 

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.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 3002 8323 3005 8348 3021 8346 3024 8325
      3023 8324 3021 8325 3018 8325 3017 8323
      3015 8324 3014 8323 3011 8323 3011 8322
TIME...MOT...LOC 0115Z 270DEG 41KT 3012 8337 

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

$$

30-PULLIN

368 
WWUS52 KTAE 080123
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
823 PM EST TUE FEB 7 2017

FLC067-123-080133-
/O.EXP.KTAE.TO.W.0056.000000T0000Z-170208T0130Z/
Taylor FL-Lafayette FL-
823 PM EST TUE FEB 7 2017

...THE TORNADO WARNING FOR NORTHEASTERN TAYLOR AND NORTHWESTERN
LAFAYETTE COUNTIES WILL EXPIRE AT 830 PM EST...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.

A severe thunderstorm watch remains in effect until 1000 PM EST for
Big Bend of Florida.

Remember, a Severe Thunderstorm Warning still remains in effect for
Taylor County until 8:30 PM EST.

LAT...LON 3002 8323 3005 8348 3021 8346 3024 8325
      3023 8324 3021 8325 3018 8325 3017 8323
      3015 8324 3014 8323 3011 8323 3011 8322
TIME...MOT...LOC 0123Z 270DEG 41KT 3012 8328 

$$

30-PULLIN

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 7, 7:06 PM EST	Special Marine Warning	TAE		24 min
Feb 7, 7:23 PM EST	Severe Thunderstorm Warning	TAE	Jefferson, Lafayette, Madison, Taylor, Wakulla	67 min
Feb 7, 7:25 PM EST	Special Marine Warning	TAE		2 hr
Feb 7, 7:27 PM EST	Special Marine Warning	TAE		48 min
Feb 7, 7:28 PM EST	Special Marine Warning	TAE		47 min
Feb 7, 7:37 PM EST	Tornado Warning	TAE	Taylor	23 min
Feb 7, 7:45 PM EST	Tornado Warning	TAE	Taylor	30 min
Feb 7, 7:56 PM EST	Special Marine Warning	TAE		94 min
Feb 7, 8:04 PM EST	Special Marine Warning	TAE		41 min
Feb 7, 8:05 PM EST	Special Marine Warning	TAE		40 min
Feb 7, 8:14 PM EST	Tornado Warning	TAE	Lafayette, Taylor	10 min
Feb 7, 8:27 PM EST	Severe Thunderstorm Warning	TAE	Dixie, Lafayette, Madison, Taylor	63 min
Feb 7, 8:40 PM EST	Special Marine Warning	TAE		65 min
Feb 8, 10:37 AM EST	Rip Current Statement	TAE	Gulf, Walton	11 hr

Nearby

Tornado Warnings in Florida, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.