Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 202, NWS Tallahassee, FL

July 28, 20215 counties in Georgia; Jefferson County, Madison County, Florida

NWS Tallahassee, FL issued this severe thunderstorm warning at Jul 28, 2021, 7:56 PM EDT for 5 counties in Georgia; Jefferson County, Madison County, Florida. It was in force for 34 min. 5 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
Jul 28, 2021, 7:56 PM EDT (23:56 UTC)
Expired
Jul 28, 2021, 8:30 PM EDT
In force
34 min
Issued by
NWS Tallahassee, FL
Area
Storm-based polygon

Counties Jefferson County, FL, Madison County, FL, Brooks County, GA, Colquitt County, GA, Cook County, GA, Lowndes County, GA, Thomas County, GA

The radar

The Moody AFB radar (KVAX), 61 km from the middle of the area, began a volume at 23:56 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
Jul 28, 7:58 PM EDTTSTM WND DMG1 S Barney, GATREE DOWN ON ADEL HIGHWAY NORTH OF MORVEN. TIME ESTIMATED BY RADAR.
Jul 28, 8:24 PM EDTTSTM WND DMG2 Se South Moultrie, GATREE DOWN ON PIONEER TRAIL. TIME ESTIMATED BY RADAR.
Jul 28, 8:26 PM EDTTSTM WND DMG1 Sse South Moultrie, GATREE DOWN ON TALLOKAS ROAD. TIME REPORTED BY DISPATCH.
Jul 28, 8:26 PM EDTTSTM WND DMG1 Sse South Moultrie, GAREPORT OF SOME DAMAGE TO HOMES ON TALLOKAS CIRCLE AND TALLOKAS RD.
Jul 28, 8:31 PM EDTTSTM WND DMG2 W Pavo, GATREE AND POWERLINE DOWN AT HARTS MILL AND PARRISH ROAD IN PAVO. TIME ESTIMATED BY RADAR.

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, 11.9 hours before the alert went out and 82 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 2021-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 679 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 2021-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 24 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
679 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
861 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
24 m²/s²
0-3 km storm-relative helicity
20 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

775 
WUUS52 KTAE 282356
SVRTAE
FLC065-079-GAC027-071-075-185-275-290030-
/O.NEW.KTAE.SV.W.0202.210728T2356Z-210729T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Tallahassee FL
756 PM EDT Wed Jul 28 2021

The National Weather Service in Tallahassee has issued a

* Severe Thunderstorm Warning for...
  Northeastern Jefferson County in Big Bend of Florida...
  North central Madison County in Big Bend of Florida...
  Southwestern Cook County in south central Georgia...
  Southwestern Lowndes County in south central Georgia...
  Eastern Thomas County in south central Georgia...
  Brooks County in south central Georgia...
  Colquitt County in south central Georgia...

* Until 830 PM EDT.

* At 756 PM EDT, Doppler radar indicated a line of severe
  thunderstorms capable of producing damaging winds in excess of 60
  mph. These storms were located along a line extending from near
  Norman Park to 10 miles east of Pavo to 7 miles northeast of
  Quitman, and moving southwest at 35 mph.

* Locations impacted include...
  Moultrie, Quitman, Boston, Norman Park, Pavo, Coolidge, Riverside,
  Schley, Morven, Berlin, Funston, Barwick, Ellenton, Dills,
  Thomasville Municipal A/P, Grooverville, Dillon, Enon, Everett and
  Hamburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Severe thunderstorms produce damaging winds, destructive hail, deadly
lightning and very heavy rain. For your protection, move to an
interior room on the lowest floor of your home or business. Heavy
rains flood roads quickly so do not drive into areas where water
covers the road.

&&

LAT...LON 3050 8341 3062 8380 3081 8393 3119 8400
      3131 8365 3109 8351 3088 8339
TIME...MOT...LOC 2356Z 023DEG 30KT 3120 8365 3100 8356 3087 8348 

$$

21-WD

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 27, 8:29 PM EDTSpecial Weather StatementTAELowndes46 min
Jul 27, 8:45 PM EDTSevere Thunderstorm WarningTAEBrooks, Lowndes30 min
Jul 28, 2:34 PM EDTHeat AdvisoryTAEBaker, Ben Hill, Berrien, Brooks, Calhoun, Clay and 20 more28 hr
Jul 28, 5:34 PM EDTSpecial Weather StatementTAEBen Hill, Irwin41 min
Jul 28, 6:14 PM EDTSpecial Weather StatementTAEBerrien, Cook, Irwin, Tift, Turner46 min
Jul 28, 6:21 PM EDTAreal Flood AdvisoryTAEThomas114 min
Jul 28, 6:30 PM EDTSevere Thunderstorm WarningTAEBerrien, Cook, Lanier30 min
Jul 28, 6:40 PM EDTSpecial Weather StatementTAEBerrien, Colquitt, Cook, Irwin, Tift, Turner50 min
Jul 28, 6:51 PM EDTAreal Flood AdvisoryTAEGrady114 min
Jul 28, 7:00 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Cook, Lanier, Lowndes45 min
Jul 28, 7:22 PM EDTSevere Thunderstorm WarningTAEBerrien, Brooks, Colquitt, Cook, Thomas, Tift and 1 more38 min
Jul 28, 7:44 PM EDTSpecial Weather StatementTAEBaker, Early, Miller46 min
Jul 28, 5:07 AM EDTSpecial Marine WarningTAE72 min
Jul 28, 1:40 PM EDTSpecial Marine WarningTAE65 min
Jul 28, 1:43 PM EDTSpecial Weather StatementTAEDixie, Lafayette62 min
Jul 28, 1:45 PM EDTSpecial Weather StatementTAEFranklin45 min
Jul 28, 2:02 PM EDTSpecial Weather StatementTAEFranklin43 min
Jul 28, 2:26 PM EDTSpecial Weather StatementTAECalhoun64 min
Jul 28, 2:37 PM EDTSpecial Marine WarningTAE55 min
Jul 28, 2:58 PM EDTSpecial Weather StatementTAEWashington62 min
Jul 28, 3:31 PM EDTSpecial Weather StatementTAEBay59 min
Jul 28, 4:50 PM EDTSpecial Weather StatementTAEWalton40 min
Jul 28, 5:07 PM EDTSevere Thunderstorm WarningTAEHolmes, Walton16 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2021Severe Thunderstorm Warnings in Florida, 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.