Alert archive / Georgia / Tornado Warnings in 2021

Tornado Warning 9, NWS Tallahassee, FL

February 15, 2021Decatur County, Miller County, Seminole County, Georgia

NWS Tallahassee, FL issued this tornado warning at Feb 15, 2021, 4:28 PM EST for Decatur County, Miller County, Seminole County, Georgia. It was in force for 16 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: Feb 15, 2021, 4:28 PM EST (21:28 UTC)
Expired: Feb 15, 2021, 4:44 PM EST
In force: 16 min
Issued by: NWS Tallahassee, FL
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Decatur County, GA, Miller County, GA, Seminole County, GA

The radar

The Tallahassee radar (KTLH), 70 km from the middle of the area, began a volume at 21:32 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
Feb 15, 4:29 PM EST	TORNADO	3 E Desser, GA	TREES WERE REPORTED DOWN IN SEMINOLE COUNTY WITH A BRIEF TDS VISIBLE FROM KTLH RADAR.

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
Feb 15, 12:55 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.5 hours before the alert went out and 71 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 468 m above ground
0-6 km bulk shear: 61 kt
0-1 km storm-relative helicity: 252 m²/s²
0-3 km storm-relative helicity: 303 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted.

859 
WFUS52 KTAE 152128
TORTAE
GAC087-201-253-152200-
/O.NEW.KTAE.TO.W.0009.210215T2128Z-210215T2200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Tallahassee FL
428 PM EST Mon Feb 15 2021

The National Weather Service in Tallahassee has issued a

* Tornado Warning for...
  Northern Decatur County in southwestern Georgia...
  Southeastern Miller County in southwestern Georgia...
  East central Seminole County in southwestern Georgia...

* Until 500 PM EST.
    
* At 428 PM EST, a severe thunderstorm capable of producing a tornado
  was located 10 miles south of Donalsonville, 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 dangerous storm will be near...
  Bainbridge and West Bainbridge around 440 PM EST.

Other locations impacted by this tornadic thunderstorm include
Desser, Hanover, Ausmac, Brinson, Cyrene, Eldorendo, Decatur Co A/P
and Steinham Store.

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 3084 8486 3091 8490 3111 8456 3093 8445
TIME...MOT...LOC 2128Z 243DEG 51KT 3089 8482 

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

$$

11-MM

1 follow-up statement

446 
WWUS52 KTAE 152144
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
444 PM EST Mon Feb 15 2021

GAC087-201-253-152153-
/O.CAN.KTAE.TO.W.0009.000000T0000Z-210215T2200Z/
Decatur GA-Miller GA-Seminole GA-
444 PM EST Mon Feb 15 2021

...THE TORNADO WARNING FOR NORTHERN DECATUR...SOUTHEASTERN MILLER AND
EAST CENTRAL SEMINOLE 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.

A Tornado Watch remains in effect until 700 PM EST for southwestern
Georgia.

LAT...LON 3084 8486 3091 8490 3111 8456 3093 8445
TIME...MOT...LOC 2143Z 243DEG 51KT 3099 8459 

$$

21-WD

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 15, 2:39 PM EST	Wind Chill Advisory	TAE	Calhoun, Clay, Early, Quitman, Randolph, Terrell	20 hr
Feb 15, 3:24 PM EST	Severe Thunderstorm Warning	TAE	Berrien, Brooks, Cook, Lanier, Lowndes	55 min
Feb 15, 4:01 PM EST	Severe Thunderstorm Warning	TAE	Baker, Calhoun, Clay, Decatur, Dougherty, Early and 6 more	59 min
Feb 15, 4:03 PM EST	Severe Thunderstorm Warning	TAE	Decatur, Seminole	57 min
Feb 15, 4:30 PM EST	Tornado Warning	TAE	Baker, Calhoun, Early, Miller	19 min
Feb 15, 4:42 PM EST	Tornado Warning Tornado observedConsiderable damage threat	TAE	Baker, Calhoun, Dougherty, Early	17 min
Feb 15, 4:52 PM EST	Severe Thunderstorm Warning	TAE	Baker, Calhoun, Decatur, Dougherty, Grady, Lee and 3 more	38 min

Nearby

Tornado Warnings in Georgia, 2021 Every tornado warning in 2021 Tornadoes in 2021

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.