Alert archive / Florida / Tornado Warnings in 2020

Tornado Warning 9, NWS Tallahassee, FL

April 13, 2020Holmes County, Walton County, Florida

NWS Tallahassee, FL issued this tornado warning at Apr 13, 2020, 2:14 AM CDT for Holmes County, Walton 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: Apr 13, 2020, 2:14 AM CDT (07:14 UTC)
Expired: Apr 13, 2020, 2:45 AM CDT
In force: 31 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Holmes County, FL, Walton County, FL

The radar

The Eglin Afb radar (KEVX), 36 km from the middle of the area, began a volume at 07:15 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
Apr 13, 2:20 AM CDT	TSTM WND DMG	1 S Glendale, FL	REPORT OF A TREE DOWN AT HWY 83/ COUNTY ROAD 1084. ALSO QUITE A FEW REPORTS IN DEFUNIAK SPRINGS.

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
Apr 12, 10:45 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 7.2 hours before the alert went out and 173 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: 854 J/kg
Mixed-layer CIN: -88 J/kg
Mixed-layer LCL: 749 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 193 m²/s²
0-3 km storm-relative helicity: 299 m²/s²
Significant tornado parameter: 0.6
Supercell composite: 6.7

Open this sounding in Storm Lab

The text

As transmitted.

821 
WFUS52 KTAE 130714
TORTAE
FLC059-131-130745-
/O.NEW.KTAE.TO.W.0009.200413T0714Z-200413T0745Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
214 AM CDT Mon Apr 13 2020

The National Weather Service in Tallahassee has issued a

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

* Until 245 AM CDT.
    
* At 214 AM CDT, a severe thunderstorm capable of producing a tornado
  was located 8 miles north of De Funiak Springs, moving northeast at
  60 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 Walton and northwestern Holmes Counties, including
  the following locations... Cluster Springs, Leonia, Sand Hill,
  Barker Store, Cerrogordo, Prosperity, Gritney, Arrant Settlement,
  Liberty and Glendale.

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 3085 8626 3100 8587 3099 8585 3084 8569
      3074 8620
TIME...MOT...LOC 0714Z 242DEG 51KT 3085 8609 

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

$$

72-BUNKER

2 follow-up statements

468 
WWUS52 KTAE 130735
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
235 AM CDT Mon Apr 13 2020

FLC131-130744-
/O.CAN.KTAE.TO.W.0009.000000T0000Z-200413T0745Z/
Walton FL-
235 AM CDT Mon Apr 13 2020

...THE TORNADO WARNING FOR NORTH CENTRAL WALTON 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 600 AM CDT for southeastern
Alabama...and the Panhandle of Florida.

LAT...LON 3100 8587 3099 8585 3084 8569 3080 8591
      3096 8598
TIME...MOT...LOC 0734Z 242DEG 51KT 3099 8579 

$$

FLC059-130745-
/O.CON.KTAE.TO.W.0009.000000T0000Z-200413T0745Z/
Holmes FL-
235 AM CDT Mon Apr 13 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 AM CDT FOR
NORTHWESTERN HOLMES COUNTY...
    
At 234 AM CDT, a severe thunderstorm capable of producing a tornado
was located near Geneva, moving northeast at 60 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...
Barker Store, Cerrogordo, Hickory Hill, Izagora, New Hope, Gritney
and Baker Settlement.

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 3100 8587 3099 8585 3084 8569 3080 8591
      3096 8598
TIME...MOT...LOC 0734Z 242DEG 51KT 3099 8579 

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

$$

72-BUNKER

585 
WWUS52 KTAE 130742
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
242 AM CDT Mon Apr 13 2020

FLC059-130751-
/O.EXP.KTAE.TO.W.0009.000000T0000Z-200413T0745Z/
Holmes FL-
242 AM CDT Mon Apr 13 2020

...THE TORNADO WARNING FOR NORTHWESTERN HOLMES COUNTY WILL EXPIRE AT
245 AM CDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 600 AM CDT for southeastern
Alabama...and the Panhandle of Florida.

LAT...LON 3100 8587 3099 8585 3084 8569 3080 8591
      3096 8598
TIME...MOT...LOC 0741Z 242DEG 51KT 3104 8569 

$$

72-BUNKER

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 13, 1:24 AM CDT	Severe Thunderstorm Warning	TAE	Holmes, Walton	66 min
Apr 13, 2:03 AM CDT	Special Marine Warning	TAE		117 min
Apr 13, 2:22 AM CDT	Severe Thunderstorm Warning	TAE	Bay, Holmes, Jackson, Walton, Washington	53 min
Apr 13, 3:09 AM CDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Holmes, Jackson, Walton, Washington	66 min
Apr 13, 4:04 AM CDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Gadsden, Gulf, Jackson, Liberty and 1 more	56 min
Apr 13, 4:07 AM CDT	Special Marine Warning	TAE		113 min
Apr 13, 4:52 AM CDT	Severe Thunderstorm Warning	TAE	Bay, Calhoun, Franklin, Gadsden, Gulf, Jackson and 3 more	53 min
Apr 13, 5:35 AM CDT	Severe Thunderstorm Warning	TAE	Franklin, Gadsden, Gulf, Jefferson, Leon, Liberty and 1 more	55 min
Apr 13, 5:43 AM CDT	Special Marine Warning	TAE		92 min
Apr 13, 5:50 AM CDT	Special Marine Warning	TAE		115 min
Apr 13, 6:25 AM CDT	Severe Thunderstorm Warning	TAE	Franklin, Gulf, Jefferson, Leon, Liberty, Madison and 2 more	65 min
Apr 13, 6:45 AM CDT	Special Marine Warning	TAE		2 hr
Apr 13, 6:56 AM CDT	Severe Thunderstorm Warning	TAE	Jefferson, Madison	49 min
Apr 13, 7:21 AM CDT	Severe Thunderstorm Warning	TAE	Lafayette, Madison, Taylor	24 min
Apr 13, 7:41 AM CDT	Severe Thunderstorm Warning	TAE	Madison	34 min
Apr 13, 7:42 AM CDT	Severe Thunderstorm Warning	TAE	Lafayette, Madison, Taylor	63 min
Apr 13, 8:38 AM CDT	Severe Thunderstorm Warning	TAE	Lafayette, Madison, Taylor	37 min
Apr 13, 9:17 AM CDT	Special Weather Statement	TAE	Lafayette	43 min

Nearby

Tornado Warnings in Florida, 2020 Every tornado warning in 2020 Tornadoes in 2020

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.