Alert archive / Florida / Tornado Warnings in 2018

Tornado Warning 26, NWS Tallahassee, FL

November 1, 2018Jefferson County, Florida

NWS Tallahassee, FL issued this tornado warning at Nov 1, 2018, 5:22 PM EDT for Jefferson County, Florida. It was in force for 23 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
Nov 1, 2018, 5:22 PM EDT (21:22 UTC)
Expired
Nov 1, 2018, 5:45 PM EDT
In force
23 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Jefferson County, FL

The radar

The Tallahassee radar (KTLH), 41 km from the middle of the area, began a volume at 21:23 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
Nov 1, 5:40 PM EDTTSTM WND DMGMonticello, FLVIEWER SENT IN PICTURES OF A COUPLE OF SMALL TREES DOWN IN THE MONTICELLO AREA.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.4 hours before the alert went out and 38 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, Tallahassee Rgnl, FL at 12:00Z on 2018-11-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 21 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, Tallahassee Rgnl, FL at 12:00Z on 2018-11-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 241 square meters per square second.193958Sfc1 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
21 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
739 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
241 m²/s²
0-3 km storm-relative helicity
221 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

996 
WFUS52 KTAE 012122
TORTAE
FLC065-012145-
/O.NEW.KTAE.TO.W.0026.181101T2122Z-181101T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
522 PM EDT THU NOV 1 2018

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northwestern Jefferson County in Big Bend of Florida...

* Until 545 PM EDT.
    
* At 522 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Monticello, 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...
  Monticello around 530 PM EDT.

Other locations impacted by this tornadic thunderstorm include Alma,
Montivilla, Lois and Casa Blanco.

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 3055 8379 3047 8400 3052 8403 3052 8398
      3055 8399 3055 8398 3056 8399 3065 8389
TIME...MOT...LOC 2122Z 236DEG 27KT 3052 8397 

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

$$

55-SCHOLL
1 follow-up statement
276 
WWUS52 KTAE 012131
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
531 PM EDT THU NOV 1 2018

FLC065-012145-
/O.CON.KTAE.TO.W.0026.000000T0000Z-181101T2145Z/
Jefferson FL-
531 PM EDT THU NOV 1 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR NORTH
CENTRAL JEFFERSON COUNTY...
    
At 531 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Monticello, 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 tornadic thunderstorm will remain over mainly rural areas of
north central Jefferson County, including the following locations...
Alma, Montivilla, Lois and Casa Blanco.

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 3050 8392 3057 8398 3065 8389 3055 8379
TIME...MOT...LOC 2131Z 236DEG 27KT 3056 8390 

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

$$

55-SCHOLL

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 1, 3:58 AM EDTGale WarningTAE16 hr
Nov 1, 3:58 AM EDTSmall Craft AdvisoryTAE22 hr
Nov 1, 11:43 AM EDTSpecial Marine WarningTAE2 hr
Nov 1, 1:39 PM EDTSpecial Marine WarningTAE2 hr
Nov 1, 1:42 PM EDTSpecial Weather StatementTAEBay, Washington48 min
Nov 1, 2:21 PM EDTSpecial Weather StatementTAECalhoun, Gulf39 min
Nov 1, 3:01 PM EDTSpecial Weather StatementTAECalhoun, Franklin, Liberty44 min
Nov 1, 3:37 PM EDTSpecial Weather StatementTAEFranklin, Gadsden, Liberty38 min
Nov 1, 4:15 PM EDTSpecial Weather StatementTAEWakulla30 min
Nov 1, 4:23 PM EDTSevere Thunderstorm WarningTAEWakulla23 min
Nov 1, 4:42 PM EDTSpecial Weather StatementTAELeon33 min
Nov 1, 5:40 PM EDTTornado WarningTAEJefferson19 min
Nov 1, 5:53 PM EDTSpecial Weather StatementTAETaylor37 min
Nov 1, 6:17 PM EDTSpecial Weather StatementTAEMadison43 min

Nearby

Tornado Warnings in Florida, 2018Every tornado warning in 2018Tornadoes in 2018

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.