Alert archive / Florida / Tornado Warnings in 2020

Tornado Warning 52, NWS Tallahassee, FL

September 15, 2020Franklin County, Gulf County, Florida

NWS Tallahassee, FL issued this tornado warning at Sep 15, 2020, 10:10 PM EDT for Franklin County, Gulf County, Florida. It was in force for 16 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
Sep 15, 2020, 10:10 PM EDT (02:10 UTC)
Expired
Sep 15, 2020, 10:26 PM EDT
In force
16 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Franklin County, FL, Gulf County, FL

The radar

The Tallahassee radar (KTLH), 107 km from the middle of the area, began a volume at 02:10 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Sep 15, 6:48 PM EDTTornado WatchSPC12 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 2.2 hours before the alert went out and 109 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 00:00Z on 2020-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 929 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2020-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 square meters per square second.1939Sfc1 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
929 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
520 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
228 m²/s²
Significant tornado parameter
0.7
Supercell composite
6.1

Open this sounding in Storm Lab

The text

As transmitted.

731 
WFUS52 KTAE 160210
TORTAE
FLC037-045-160245-
/O.NEW.KTAE.TO.W.0052.200916T0210Z-200916T0245Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
1010 PM EDT Tue Sep 15 2020

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  South central Gulf County in the Panhandle of Florida...
  Southwestern Franklin County in Big Bend of Florida...

* Until 1045 PM EDT/945 PM CDT/.
    
* At 1010 PM EDT/910 PM CDT/, a severe thunderstorm capable of
  producing a tornado was located 12 miles west of Apalachicola,
  moving northwest at 35 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
  south central Gulf and southwestern Franklin Counties, including
  the following locations... Nine Mile, Eleven Mile, Thirteen Mile,
  Odena and Tilton.

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 2971 8503 2963 8511 2973 8527 2982 8515
TIME...MOT...LOC 0210Z 134DEG 46KT 2969 8513 

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

$$

04-MCD
1 follow-up statement
595 
WWUS52 KTAE 160226
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
1026 PM EDT Tue Sep 15 2020

FLC037-045-160236-
/O.CAN.KTAE.TO.W.0052.000000T0000Z-200916T0245Z/
Gulf FL-Franklin FL-
1026 PM EDT Tue Sep 15 2020

...THE TORNADO WARNING FOR SOUTH CENTRAL GULF AND SOUTHWESTERN
FRANKLIN COUNTIES 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 700 AM EDT/600 AM CDT/ for
Big Bend of and the Panhandle of Florida.

LAT...LON 2971 8503 2963 8511 2973 8527 2982 8515
TIME...MOT...LOC 0224Z 134DEG 46KT 2984 8531 

$$

04-MCD

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 15, 8:00 PM EDTSpecial Marine WarningTAE30 min
Sep 15, 8:11 PM EDTSpecial Marine WarningTAE34 min
Sep 15, 8:36 PM EDTSpecial Marine WarningTAE39 min
Sep 15, 8:38 PM EDTSpecial Marine WarningTAE37 min
Sep 15, 9:01 PM EDTTornado WarningTAEBay29 min
Sep 15, 9:04 PM EDTSpecial Marine WarningTAE26 min
Sep 15, 9:10 PM EDTSpecial Marine WarningTAE35 min
Sep 15, 9:48 PM EDTSpecial Marine WarningTAE27 min
Sep 15, 10:05 PM EDTTornado WarningTAEGulf25 min
Sep 15, 10:07 PM EDTSpecial Marine WarningTAE23 min
Sep 15, 10:25 PM EDTTornado WarningTAEGulf10 min
Sep 15, 10:30 PM EDTSpecial Marine WarningTAE30 min
Sep 15, 10:33 PM EDTSpecial Marine WarningTAE27 min
Sep 15, 10:47 PM EDTTornado WarningTAEBay27 min
Sep 15, 10:57 PM EDTSpecial Marine WarningTAE33 min
Sep 15, 11:08 PM EDTSpecial Marine WarningTAE37 min
Sep 15, 11:24 PM EDTStorm Surge WarningTAEWalton21 hr
Sep 15, 11:28 PM EDTSpecial Marine WarningTAE32 min
Sep 15, 11:34 PM EDTTornado WarningTAEBay26 min
Sep 15, 11:35 PM EDTFlash Flood WarningTAEGulf24 hr
Sep 15, 11:44 PM EDTTornado WarningTAEBay10 min
Sep 16, 1:00 AM EDTSpecial Marine WarningTAE30 min
Sep 16, 1:28 AM EDTSpecial Marine WarningTAE32 min
Sep 16, 1:47 AM EDTSpecial Marine WarningTAE28 min
Sep 16, 2:07 AM EDTSpecial Marine WarningTAE38 min
Sep 16, 2:23 AM EDTTornado WarningTAEBay16 min
Sep 16, 2:31 AM EDTSpecial Marine WarningTAE29 min
Sep 16, 2:34 AM EDTTornado WarningTAEBay26 min
Sep 16, 2:37 AM EDTSpecial Marine WarningTAE38 min
Sep 16, 2:52 AM EDTTornado WarningTAEBay23 min
Sep 16, 2:57 AM EDTSpecial Marine WarningTAE33 min
Sep 16, 3:09 AM EDTTornado WarningTAEBay16 min
Sep 16, 3:23 AM EDTTornado WarningTAEBay10 min
Sep 16, 4:09 AM EDTSpecial Marine WarningTAE36 min
Sep 16, 4:20 AM EDTSpecial Marine WarningTAE25 min
Sep 16, 4:33 AM EDTTornado WarningTAEBay, Calhoun27 min
Sep 16, 4:44 AM EDTTornado WarningTAEFranklin, Gulf, Liberty31 min
Sep 16, 4:47 AM EDTSpecial Marine WarningTAE43 min
Sep 16, 4:59 AM EDTTornado WarningTAECalhoun, Franklin, Gulf, Liberty31 min
Sep 16, 5:22 AM EDTSpecial Marine WarningTAE53 min
Sep 16, 5:35 AM EDTSpecial Marine WarningTAE25 min
Sep 16, 6:02 AM EDTTornado WarningTAEFranklin, Gulf28 min
Sep 16, 6:28 AM EDTTornado WarningTAEBay, Calhoun, Jackson, Washington13 min
Sep 16, 6:31 AM EDTTornado WarningTAECalhoun, Franklin, Gulf, Liberty29 min
Sep 16, 6:33 AM EDTSpecial Marine WarningTAE42 min
Sep 16, 6:57 AM EDTTornado WarningTAECalhoun, Liberty33 min
Sep 16, 7:29 AM EDTFlash Flood Warning Considerable damage threatTAECalhoun, Jackson16 hr
Sep 16, 8:14 AM EDTTornado WarningTAECalhoun, Liberty46 min
Sep 16, 8:58 AM EDTTornado WarningTAECalhoun, Jackson21 min
Sep 16, 9:28 AM EDTFlash Flood WarningTAELiberty14 hr
Sep 16, 10:16 AM EDTFlash Flood WarningTAEGadsden13 hr
Sep 16, 10:56 AM EDTRiver Flood WarningTAEHolmes, Washington8 days
Sep 16, 11:11 AM EDTFlash Flood Warning EmergencyCatastrophic damage threatTAEWalton, Washington8 hr
Sep 16, 11:15 AM EDTRiver Flood WarningTAEJackson8 days
Sep 16, 11:17 AM EDTRiver Flood WarningTAECalhoun10 days
Sep 16, 12:25 PM EDTSevere Thunderstorm WarningTAEFranklin, Gadsden, Jefferson, Leon, Wakulla95 min
Sep 16, 2:05 PM EDTSevere Thunderstorm WarningTAEJefferson, Leon55 min
Sep 16, 2:48 PM EDTCoastal Flood WarningTAEJefferson, Taylor23 hr
Sep 16, 2:48 PM EDTCoastal Flood AdvisoryTAEJefferson, Taylor29 hr
Sep 16, 3:28 PM EDTFlash Flood WarningTAEGadsden, Leon6 hr
Sep 16, 4:15 PM EDTTornado WarningTAEJefferson30 min
Sep 16, 4:25 PM EDTRiver Flood WarningTAEWakulla66 hr
Sep 16, 6:03 PM EDTFlash Flood WarningTAEJefferson4 hr
Sep 16, 6:24 PM EDTFlash Flood Warning Considerable damage threatTAEHolmes, Walton6 hr
Sep 16, 6:32 PM EDTAreal Flood WarningTAEBay, Washington16 hr
Sep 16, 7:29 PM EDTSpecial Marine WarningTAE61 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.