Alert archive / Georgia / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 21, NWS Tallahassee, FL

January 12, 2024Grady County, Thomas County, Georgia; Jefferson County, Leon County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Jan 12, 2024, 6:50 PM EST for Grady County, Thomas County, Georgia; Jefferson County, Leon County, Florida. It was in force for 25 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
Jan 12, 2024, 6:50 PM EST (23:50 UTC)
Expired
Jan 12, 2024, 7:15 PM EST
In force
25 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Jefferson County, FL, Leon County, FL, Grady County, GA, Thomas County, GA

The radar

The Tallahassee radar (KTLH), 55 km from the middle of the area, began a volume at 23:51 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 nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 12:00Z, 11.8 hours before the alert went out and 53 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 2024-01-12Temperature 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 2024-01-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 282 square meters per square second.1939587897117136Sfc1 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
1391 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
282 m²/s²
0-3 km storm-relative helicity
501 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

218 
WUUS52 KTAE 122350
SVRTAE
FLC065-073-GAC131-275-130030-
/O.NEW.KTAE.SV.W.0021.240112T2350Z-240113T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
650 PM EST Fri Jan 12 2024

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  North central Jefferson County in Big Bend Florida...
  Northeastern Leon County in Big Bend Florida...
  Southeastern Grady County in southwestern Georgia...
  Thomas County in south central Georgia...

* Until 730 PM EST.

* At 650 PM EST, a severe thunderstorm was located 12 miles northeast
  of Tallahassee, moving northeast at 60 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Tallahassee, Thomasville, Boston, Pavo, Barwick, Alma, Thomasville
  Municipal A/P, Dillon, Enon, Everett, Rocky Hill, Miccosukee,
  Merrillville, Pisgah Church, Fincher, Moncrief, Festus, Lake
  Iamonia, Patten, and Eason.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3068 8374 3049 8419 3065 8430 3103 8380
      3096 8374
TIME...MOT...LOC 2350Z 240DEG 52KT 3062 8416 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH

$$

21-HANER
2 follow-up statements
477 
WWUS52 KTAE 130001
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
701 PM EST Fri Jan 12 2024

GAC131-130010-
/O.CAN.KTAE.SV.W.0021.000000T0000Z-240113T0030Z/
Grady GA-
701 PM EST Fri Jan 12 2024

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GRADY 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 3068 8375 3058 8404 3066 8412 3068 8411
      3068 8408 3070 8409 3103 8380 3096 8374
      3072 8374
TIME...MOT...LOC 0000Z 245DEG 41KT 3076 8381 

$$

FLC065-073-GAC275-130030-
/O.CON.KTAE.SV.W.0021.000000T0000Z-240113T0030Z/
Jefferson FL-Leon FL-Thomas GA-
701 PM EST Fri Jan 12 2024

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EST
FOR NORTH CENTRAL JEFFERSON...NORTHEASTERN LEON AND SOUTHEASTERN
THOMAS COUNTIES...

At 700 PM EST, a severe thunderstorm was located over Boston, or 11
miles southeast of Thomasville, moving northeast at 45 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
Thomasville, Boston, Pavo, Barwick, Fincher, Thomasville Municipal
A/P, Dillon, Enon, Everett, Patten, Eason, Miccosukee, Jarrott,
Newark, Metcalf, Hollis, and Oaklawn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3068 8375 3058 8404 3066 8412 3068 8411
      3068 8408 3070 8409 3103 8380 3096 8374
      3072 8374
TIME...MOT...LOC 0000Z 245DEG 41KT 3076 8381 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...OBSERVED
MAX WIND GUST...60 MPH

$$

21-HANER
670 
WWUS52 KTAE 130015
SVSTAE

Severe Weather Statement
National Weather Service Tallahassee FL
715 PM EST Fri Jan 12 2024

FLC065-073-GAC275-130024-
/O.CAN.KTAE.SV.W.0021.000000T0000Z-240113T0030Z/
Jefferson FL-Leon FL-Thomas GA-
715 PM EST Fri Jan 12 2024

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL JEFFERSON...
NORTHEASTERN LEON AND SOUTHEASTERN THOMAS COUNTIES IS CANCELLED...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been cancelled.  However, gusty winds are still possible with this
thunderstorm.

LAT...LON 3068 8375 3058 8404 3066 8412 3068 8411
      3068 8408 3070 8409 3103 8380 3096 8374
      3072 8374
TIME...MOT...LOC 0007Z 240DEG 52KT 3086 8360 

$$

21-HANER

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 12, 5:31 PM ESTSevere Thunderstorm WarningTAEBen Hill, Irwin, Tift, Turner, Worth44 min
Jan 12, 6:01 PM ESTSevere Thunderstorm WarningTAEBerrien, Brooks, Colquitt, Cook, Thomas, Tift44 min
Jan 12, 6:37 PM ESTSpecial Weather StatementTAEBrooks, Thomas53 min
Jan 12, 6:45 PM ESTSpecial Weather StatementTAEBerrien45 min
Jan 12, 3:48 AM ESTGale WarningTAE23 hr

Nearby

Severe Thunderstorm Warnings in Georgia, 2024Severe Thunderstorm Warnings in Florida, 2024Every severe thunderstorm warning in 2024

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.