Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 20, NWS Tallahassee, FL

February 15, 202112 counties in Georgia; Henry County, Houston County, Alabama

NWS Tallahassee, FL issued this severe thunderstorm warning at Feb 15, 2021, 4:01 PM EST for 12 counties in Georgia; Henry County, Houston County, Alabama. It was in force for 59 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
Feb 15, 2021, 4:01 PM EST (21:01 UTC)
Expired
Feb 15, 2021, 5:00 PM EST
In force
59 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Henry County, AL, Houston County, AL, Baker County, GA, Calhoun County, GA, Clay County, GA, Decatur County, GA, Dougherty County, GA, Early County, GA, Miller County, GA, Mitchell County, GA, Quitman County, GA, Randolph County, GA, Seminole County, GA, Terrell County, GA

The radar

The Ft Rucker radar (KEOX), 72 km from the middle of the area, began a volume at 21:01 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
Feb 15, 4:25 PM ESTTSTM WND DMG4 Wsw Harmony Church Rd, GATREES SNAPPED/UPROOTED DEBRIS FLYING ACROSS THE HIGHWAY AFTER VERY STRONG WINDS AND VERY HEAVY RAIN STALLED CARS FOR ATLEAST 10 MINUTES ON 27. TREES DOWN ON SIDE OF HIGHWAY AS WELL.
Feb 15, 4:38 PM ESTTORNADO1 Ene Damascus, GA*** 1 INJ *** REPORT FROM EMERGENCY MANAGER IN EARLY COUNTY OF SIGNIFICANT DAMAGE TO 1 DOUBLE WIDE MOBILE HOME AND 1 SINGLE FAMILY HOME NEAR DAMASCUS. 1 INJURY REPORTED. TIME ESTIMATED BY RADAR.
Feb 15, 4:46 PM ESTTSTM WND GST 651 Nw Iveys Mill, GAAG STATION WITH UGA IN NORTHWEST BAKER COUNTY REPORTED A 65MPH WIND GUST.

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
Feb 15, 12:55 PM ESTTornado WatchSPC5 hr
Feb 15, 3:02 PM ESTTornado WatchSPC7 hr

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 9.0 hours before the alert went out and 130 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 2021-02-15Temperature 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 2021-02-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 252 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
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.

783 
WUUS52 KTAE 152101
SVRTAE
ALC067-069-GAC007-037-061-087-095-099-201-205-239-243-253-273-152200-
/O.NEW.KTAE.SV.W.0020.210215T2101Z-210215T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
401 PM EST Mon Feb 15 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Eastern Houston County in southeastern Alabama...
  Eastern Henry County in southeastern Alabama...
  Clay County in southwestern Georgia...
  Randolph County in southwestern Georgia...
  Southwestern Mitchell County in southwestern Georgia...
  Calhoun County in southwestern Georgia...
  Early County in southwestern Georgia...
  Northern Seminole County in southwestern Georgia...
  Southeastern Quitman County in southwestern Georgia...
  Northeastern Decatur County in southwestern Georgia...
  Miller County in southwestern Georgia...
  West central Dougherty County in southwestern Georgia...
  Western Baker County in southwestern Georgia...
  Western Terrell County in southwestern Georgia...

* Until 500 PM EST/400 PM CST/.

* At 401 PM EST/301 PM CST/, severe thunderstorms were located along
  a line extending from 6 miles west of Fort Gaines to 7 miles east
  of Cottonwood, moving northeast at 75 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Colquitt, Fort Gaines, Morgan, Blakely, Dawson, Cuthbert,
  Donalsonville, Edison, Arlington, Shellman, Columbia, Leary,
  Douglasville, Centerville, Gordon, Iron City, Damascus, Parrott,
  Jakin and Bellville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 700 PM EST/600 PM CST/ for
southeastern Alabama...the Panhandle of Florida...and southwestern
Georgia. A Tornado Watch also remains in effect until 1000 PM EST/900
PM CST/ for southwestern Georgia.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3192 8442 3100 8446 3100 8509 3176 8515
TIME...MOT...LOC 2101Z 226DEG 65KT 3165 8516 3102 8518 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...60MPH
 
$$

11-MM

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 15, 2:39 PM ESTWind Chill AdvisoryTAECalhoun, Clay, Early, Quitman, Randolph, Terrell20 hr
Feb 15, 3:24 PM ESTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lanier, Lowndes55 min
Feb 15, 4:03 PM ESTSevere Thunderstorm WarningTAEDecatur, Seminole57 min
Feb 15, 4:28 PM ESTTornado WarningTAEDecatur, Miller, Seminole16 min
Feb 15, 4:30 PM ESTTornado WarningTAEBaker, Calhoun, Early, Miller19 min
Feb 15, 4:42 PM ESTTornado Warning Tornado observedConsiderable damage threatTAEBaker, Calhoun, Dougherty, Early17 min
Feb 15, 4:52 PM ESTSevere Thunderstorm WarningTAEBaker, Calhoun, Decatur, Dougherty, Grady, Lee and 3 more38 min
Feb 15, 2:34 PM ESTSevere Thunderstorm WarningTAECoffee, Geneva41 min
Feb 15, 2:57 PM ESTSevere Thunderstorm WarningTAECoffee, Dale, Geneva, Henry, Houston63 min
Feb 15, 3:08 PM ESTSevere Thunderstorm WarningTAECoffee, Geneva17 min
Feb 15, 3:37 PM ESTSevere Thunderstorm WarningTAEDale, Geneva, Henry, Houston53 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2021Severe Thunderstorm Warnings in Alabama, 2021Every severe thunderstorm warning 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.