Alert archive / Florida / Tornado Warnings in 2018

Tornado Warning 29, NWS Tallahassee, FL

November 5, 2018Holmes County, Walton County, Florida; Geneva County, Alabama

NWS Tallahassee, FL issued this tornado warning at Nov 5, 2018, 10:26 PM CST for Holmes County, Walton County, Florida; Geneva County, Alabama. It was in force for 23 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: Nov 5, 2018, 10:26 PM CST (04:26 UTC)
Expired: Nov 5, 2018, 10:49 PM CST
In force: 23 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Geneva County, AL, Holmes County, FL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 53 km from the middle of the area, began a volume at 04:29 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 4.4 hours before the alert went out and 191 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: 293 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 751 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 51 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted.

985 
WFUS52 KTAE 060426
TORTAE
ALC061-FLC059-131-060500-
/O.NEW.KTAE.TO.W.0029.181106T0426Z-181106T0500Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
1026 PM CST MON NOV 5 2018

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Southwestern Geneva County in southeastern Alabama...
  North central Walton County in the Panhandle of Florida...
  Northwestern Holmes County in the Panhandle of Florida...

* Until 1100 PM CST.
    
* At 1026 PM CST, a severe thunderstorm capable of producing a
  tornado was located 9 miles southeast of Florala, 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 tornadic thunderstorm will remain over mainly rural areas of
  southwestern Geneva...north central Walton and northwestern Holmes
  Counties, including the following locations... Darlington, Gaskin,
  Caney Creek and Royals Crossroads.

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 3099 8623 3100 8619 3103 8619 3109 8613
      3095 8597 3087 8622 3094 8629
TIME...MOT...LOC 0426Z 240DEG 49KT 3093 8620 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

04-MCD

1 follow-up statement

644 
WWUS52 KTAE 060449
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1049 PM CST MON NOV 5 2018

ALC061-FLC059-131-060458-
/O.CAN.KTAE.TO.W.0029.000000T0000Z-181106T0500Z/
Geneva AL-Walton FL-Holmes FL-
1049 PM CST MON NOV 5 2018

...THE TORNADO WARNING FOR SOUTHWESTERN GENEVA...NORTH CENTRAL WALTON
AND NORTHWESTERN HOLMES COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.

LAT...LON 3099 8623 3100 8619 3103 8619 3109 8613
      3095 8597 3087 8622 3094 8629
TIME...MOT...LOC 0447Z 240DEG 49KT 3109 8589 

$$

04-MCD

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 5, 10:20 PM CST	Tornado Warning	TAE	Walton	25 min
Nov 6, 4:18 PM CST	Special Weather Statement	TAE	Leon	27 min

Nearby

Tornado Warnings in Florida, 2018 Tornado Warnings in Alabama, 2018 Every tornado warning in 2018 Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.