Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 3, NWS Tallahassee, FL

January 27, 2021Decatur County, Seminole County, Georgia

NWS Tallahassee, FL issued this severe thunderstorm warning at Jan 27, 2021, 9:07 AM EST for Decatur County, Seminole County, Georgia. It was in force for 38 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
Jan 27, 2021, 9:07 AM EST (14:07 UTC)
Expired
Jan 27, 2021, 9:45 AM EST
In force
38 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Decatur County, GA, Seminole County, GA

The radar

The Tallahassee radar (KTLH), 69 km from the middle of the area, began a volume at 14:05 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
Jan 27, 9:45 AM ESTTSTM WND DMGBainbridge, GATHE PUBLIC REPORTED A LARGE OAK TREE DOWN ALONG ALBANY ROAD IN BAINBRIDGE ALONG WITH 2-6 INCH BRANCHES.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 2.1 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-pSkew-T log-p diagram, Tallahassee Rgnl, FL at 12:00Z on 2021-01-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 128 joules per kilogram.LCLLFCEL10008507005003002001001 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 2021-01-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 183 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
128 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
548 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
183 m²/s²
0-3 km storm-relative helicity
308 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.6

Open this sounding in Storm Lab

The text

As transmitted.

313 
WUUS52 KTAE 271407
SVRTAE
GAC087-253-271445-
/O.NEW.KTAE.SV.W.0003.210127T1407Z-210127T1445Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
907 AM EST Wed Jan 27 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Central Decatur County in southwestern Georgia...
  East central Seminole County in southwestern Georgia...

* Until 945 AM EST.

* At 907 AM EST, a severe thunderstorm was located 8 miles south of
  Donalsonville, moving east at 35 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Bainbridge, West Bainbridge, Brinson, Desser, Hanover, Ausmac,
  Reynoldsville, Cyrene, Decatur Co A/P and Steinham Store.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3086 8492 3096 8493 3105 8445 3084 8444
TIME...MOT...LOC 1407Z 266DEG 29KT 3091 8486 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

11-MM
2 follow-up statements
985 
WWUS52 KTAE 271430
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
930 AM EST Wed Jan 27 2021

GAC253-271440-
/O.CAN.KTAE.SV.W.0003.000000T0000Z-210127T1445Z/
Seminole GA-
930 AM EST Wed Jan 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL SEMINOLE COUNTY
IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 3105 8445 3084 8444 3087 8477 3088 8477
      3089 8476 3099 8476
TIME...MOT...LOC 1430Z 264DEG 20KT 3092 8470 

$$

GAC087-271445-
/O.CON.KTAE.SV.W.0003.000000T0000Z-210127T1445Z/
Decatur GA-
930 AM EST Wed Jan 27 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 AM EST
FOR CENTRAL DECATUR COUNTY...

At 930 AM EST, a severe thunderstorm was located near West
Bainbridge, or 8 miles west of Bainbridge, moving east at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Bainbridge, West Bainbridge, Brinson, Hanover, Ausmac, Cyrene,
Decatur Co A/P and Steinham Store.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3105 8445 3084 8444 3087 8477 3088 8477
      3089 8476 3099 8476
TIME...MOT...LOC 1430Z 264DEG 20KT 3092 8470 

TORNADO...POSSIBLE
HAIL...<.75IN
WIND...60MPH
 
$$

11-MM
798 
WWUS52 KTAE 271440
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
940 AM EST Wed Jan 27 2021

GAC087-271450-
/O.EXP.KTAE.SV.W.0003.000000T0000Z-210127T1445Z/
Decatur GA-
940 AM EST Wed Jan 27 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL DECATUR COUNTY WILL
EXPIRE AT 945 AM EST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Tallahassee.

LAT...LON 3105 8445 3084 8444 3087 8477 3088 8477
      3089 8476 3099 8476
TIME...MOT...LOC 1440Z 266DEG 29KT 3093 8461 

$$

11-MM

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 27, 8:26 AM ESTSevere Thunderstorm WarningTAESeminole34 min
Jan 27, 8:38 AM ESTTornado WarningTAESeminole37 min
Jan 27, 10:18 AM ESTSevere Thunderstorm WarningTAEDecatur42 min
Jan 27, 10:27 AM ESTSevere Thunderstorm WarningTAEColquitt, Grady, Thomas48 min
Jan 27, 12:19 PM ESTSpecial Weather StatementTAELanier41 min

Nearby

Severe Thunderstorm Warnings in Georgia, 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.