Alert archive / Florida / Tornado Warnings in 2020

Tornado Warning 37, NWS Tallahassee, FL

April 23, 2020Franklin County, Wakulla County, Florida

NWS Tallahassee, FL issued this tornado warning at Apr 23, 2020, 6:43 PM EDT for Franklin County, Wakulla County, Florida. It was in force for 32 min. 3 reports 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 23, 2020, 6:43 PM EDT (22:43 UTC)
Expired
Apr 23, 2020, 7:15 PM EDT
In force
32 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Franklin County, FL, Wakulla County, FL

The radar

The Tallahassee radar (KTLH), 45 km from the middle of the area, began a volume at 22:43 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
Apr 23, 6:46 PM EDTTSTM WND GST 682 Nw Panacea-Wakulla Ai, FLMESONET STATION PRWF1 ST. MARKS.
Apr 23, 6:54 PM EDTMARINE TSTM WIND 48Shell Point, FLMESONET STATION SHPF1 SHELL POINT.
Apr 23, 7:00 PM EDTMARINE TSTM WIND 45Shell Point, FLMESONET STATION 0742W SHELL POINT (WEATHERSTEM).

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.

IssuedProductOfficeLasted
Apr 23, 3:47 PM EDTTornado WatchSPC6 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 10.7 hours before the alert went out and 45 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 2020-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2020-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 455 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1318 m above ground
0-6 km bulk shear
71 kt
0-1 km storm-relative helicity
455 m²/s²
0-3 km storm-relative helicity
663 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

026 
WFUS52 KTAE 232243
TORTAE
FLC037-129-232315-
/O.NEW.KTAE.TO.W.0037.200423T2243Z-200423T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
643 PM EDT Thu Apr 23 2020

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Southeastern Wakulla County in Big Bend of Florida...
  Northeastern Franklin County in Big Bend of Florida...

* Until 715 PM EDT.
    
* At 643 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 14 miles southwest of Crawfordville, 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 dangerous storm will be near...
  St. Marks around 705 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Alligator Point, Shell Point, Saint Teresa, Port Leon, Wakulla Beach,
Bald Point, Panacea-Wakulla Airport, Spring Creek, Liveoak Island and
Plum Orchard.

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 2981 8450 3002 8447 3023 8408 3010 8408
      3010 8407 3003 8406 2999 8426 2988 8428
TIME...MOT...LOC 2243Z 250DEG 40KT 3000 8444 

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

$$

25-CAMP
2 follow-up statements
642 
WWUS52 KTAE 232303
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
703 PM EDT Thu Apr 23 2020

FLC037-232312-
/O.CAN.KTAE.TO.W.0037.000000T0000Z-200423T2315Z/
Franklin FL-
703 PM EDT Thu Apr 23 2020

...THE TORNADO WARNING FOR NORTHEASTERN FRANKLIN 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 1000 PM EDT for Big Bend of
Florida.

LAT...LON 3005 8428 3011 8430 3023 8408 3010 8408
      3009 8407 3003 8406
TIME...MOT...LOC 2302Z 250DEG 40KT 3008 8420 

$$

FLC129-232315-
/O.CON.KTAE.TO.W.0037.000000T0000Z-200423T2315Z/
Wakulla FL-
703 PM EDT Thu Apr 23 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM EDT FOR EAST
CENTRAL WAKULLA COUNTY...
    
At 702 PM EDT, a severe thunderstorm capable of producing a tornado
was located near St. Marks, 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
east central Wakulla County, including the following locations...
Port Leon, Wakulla Beach, Liveoak Island and Plum Orchard.

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 3005 8428 3011 8430 3023 8408 3010 8408
      3009 8407 3003 8406
TIME...MOT...LOC 2302Z 250DEG 40KT 3008 8420 

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

$$
052 
WWUS52 KTAE 232313
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
713 PM EDT Thu Apr 23 2020

FLC129-232323-
/O.EXP.KTAE.TO.W.0037.000000T0000Z-200423T2315Z/
Wakulla FL-
713 PM EDT Thu Apr 23 2020

...THE TORNADO WARNING FOR EAST CENTRAL WAKULLA COUNTY WILL EXPIRE AT
715 PM EDT...
                
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.

A Tornado Watch remains in effect until 1000 PM EDT for Big Bend of
Florida.

Remember, a Severe Thunderstorm Warning still remains in effect.

LAT...LON 3005 8428 3011 8430 3023 8408 3010 8408
      3009 8407 3003 8406
TIME...MOT...LOC 2313Z 250DEG 40KT 3012 8408 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 23, 7:35 AM EDTCoastal Flood AdvisoryTAEDixie, Franklin, Jefferson, Taylor, Wakulla21 hr
Apr 23, 9:22 AM EDTSevere Thunderstorm WarningTAEHolmes, Walton68 min
Apr 23, 9:48 AM EDTTornado WarningTAEHolmes, Walton27 min
Apr 23, 10:22 AM EDTSevere Thunderstorm WarningTAEHolmes, Jackson, Walton, Washington38 min
Apr 23, 10:58 AM EDTSevere Thunderstorm WarningTAEHolmes, Jackson47 min
Apr 23, 11:41 AM EDTSevere Thunderstorm WarningTAEJackson64 min
Apr 23, 12:08 PM EDTAreal Flood AdvisoryTAEHolmes, Jackson, Walton, Washington3 hr
Apr 23, 2:04 PM EDTFlash Flood WarningTAEHolmes, Walton3 hr
Apr 23, 2:13 PM EDTSevere Thunderstorm WarningTAEHolmes, Walton, Washington62 min
Apr 23, 2:52 PM EDTSevere Thunderstorm WarningTAEHolmes, Jackson, Walton, Washington23 min
Apr 23, 3:15 PM EDTSevere Thunderstorm WarningTAEJackson, Washington30 min
Apr 23, 3:24 PM EDTSpecial Marine WarningTAE2 hr
Apr 23, 3:42 PM EDTSevere Thunderstorm WarningTAECalhoun, Jackson, Liberty, Washington48 min
Apr 23, 3:50 PM EDTSevere Thunderstorm WarningTAEBay, Holmes, Walton, Washington40 min
Apr 23, 4:04 PM EDTTornado WarningTAEWalton26 min
Apr 23, 4:13 PM EDTTornado WarningTAEHolmes, Walton, Washington32 min
Apr 23, 4:19 PM EDTSevere Thunderstorm WarningTAEBay, Calhoun, Holmes, Jackson, Walton, Washington56 min
Apr 23, 4:25 PM EDTTornado WarningTAEBay, Walton, Washington20 min
Apr 23, 4:42 PM EDTTornado WarningTAEHolmes, Jackson, Washington33 min
Apr 23, 4:45 PM EDTTornado WarningTAEBay, Walton, Washington30 min
Apr 23, 4:46 PM EDTFlash Flood WarningTAEHolmes, Jackson3 hr
Apr 23, 4:55 PM EDTSevere Thunderstorm WarningTAEBay, Calhoun, Gulf35 min
Apr 23, 5:00 PM EDTTornado Warning Tornado observedTAEBay, Calhoun, Gulf30 min
Apr 23, 5:06 PM EDTSevere Thunderstorm WarningTAEBay, Calhoun, Gadsden, Gulf, Jackson, Liberty39 min
Apr 23, 5:11 PM EDTSpecial Marine WarningTAE94 min
Apr 23, 5:32 PM EDTRiver Flood WarningTAEWalton32 hr
Apr 23, 5:44 PM EDTSevere Thunderstorm WarningTAEBay, Calhoun, Franklin, Gadsden, Gulf, Jackson and 3 more61 min
Apr 23, 6:24 PM EDTSevere Thunderstorm WarningTAEFranklin, Jefferson, Leon, Madison, Taylor, Wakulla66 min
Apr 23, 6:25 PM EDTTornado WarningTAEJefferson, Leon35 min
Apr 23, 6:27 PM EDTTornado WarningTAEFranklin, Wakulla33 min
Apr 23, 6:39 PM EDTSpecial Marine WarningTAE96 min
Apr 23, 6:54 PM EDTTornado WarningTAEJefferson, Leon, Taylor, Wakulla21 min
Apr 23, 7:09 PM EDTSevere Thunderstorm WarningTAEJefferson, Lafayette, Madison, Taylor66 min
Apr 23, 7:30 PM EDTTornado WarningTAETaylor60 min

Nearby

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