Alert archive / Georgia / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 1, NWS Atlanta, GA

January 26, 20214 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jan 26, 2021, 2:07 AM EST for 4 counties in 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 26, 2021, 2:07 AM EST (07:07 UTC)
Expired
Jan 26, 2021, 2:45 AM EST
In force
38 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Bartow County, GA, Cherokee County, GA, Cobb County, GA, Paulding County, GA

The radar

The Atlanta radar (KFFC), 76 km from the middle of the area, began a volume at 07:11 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 26, 2:30 AM ESTTSTM WND DMG2 E Kennesaw State Univ, GAREPORT OF A PINE TREE DOWN ACROSS LAKESIDE RD NW. TIME ESTIMATED FROM 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.

IssuedProductOfficeLasted
Jan 26, 1:37 AM ESTTornado WatchSPC4 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.1 hours before the alert went out and 76 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, Peachtre/Fal Fld, GA at 00:00Z on 2021-01-26Temperature 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, Peachtre/Fal Fld, GA at 00:00Z on 2021-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 221 square meters per square second.1939587897117Sfc1 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
1306 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
221 m²/s²
0-3 km storm-relative helicity
323 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

045 
WUUS52 KFFC 260707
SVRFFC
GAC015-057-067-223-260745-
/O.NEW.KFFC.SV.W.0001.210126T0707Z-210126T0745Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Peachtree City GA
207 AM EST Tue Jan 26 2021

The National Weather Service in Peachtree City has issued a

* Severe Thunderstorm Warning for...
  Northern Paulding County in northwestern Georgia...
  Southwestern Cherokee County in north central Georgia...
  Cobb County in north central Georgia...
  Southeastern Bartow County in northwestern Georgia...

* Until 245 AM EST.

* At 206 AM EST, severe thunderstorms were located along a line
  extending from near Cartersville to Burnt Hickory Ridge to near
  Braswell, moving east at 50 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Marietta, Canton, Cartersville, Dallas, Smyrna, Kennesaw,
  Woodstock, Acworth, Holly Springs, Emerson, Braswell, Fair Oaks,
  Buffington, Hickory Flat, Burnt Hickory Ridge, Kellogg Creek, Red
  Top Mountain State Park, Lost Mountain Park, Cross Roads and Due
  West.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 700 AM EST for north central 
and northwestern Georgia. Tornadoes can develop quickly from severe 
thunderstorms. Although a tornado is not immediately likely, if one 
is spotted, act quickly and move to a place of safety inside a 
sturdy structure such as a basement or small interior room.

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

If you see wind damage...hail or flooding...wait until the storm has
passed...and then call the National Weather Service toll free
at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at NWSATLANTA.

&&

LAT...LON 3395 8505 3396 8498 3416 8489 3425 8438
      3413 8436 3411 8442 3405 8442 3400 8440
      3389 8452
TIME...MOT...LOC 0706Z 265DEG 42KT 3413 8485 3404 8488 3396 8497 

HAIL...<.75IN
WIND...60MPH
 
$$
1 follow-up statement
906 
WWUS52 KFFC 260744
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
244 AM EST Tue Jan 26 2021

GAC015-057-067-223-260754-
/O.EXP.KFFC.SV.W.0001.000000T0000Z-210126T0745Z/
Paulding GA-Cherokee GA-Cobb GA-Bartow GA-
244 AM EST Tue Jan 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN PAULDING...
SOUTHWESTERN CHEROKEE...COBB AND SOUTHEASTERN BARTOW COUNTIES WILL
EXPIRE AT 245 AM EST...
    
The storms which prompted the warning have weakened below severe
limits, and have exited the warned area. Therefore, the warning will
be allowed to expire.  However gusty winds are still possible with
these thunderstorms.

A Tornado Watch remains in effect until 700 AM EST for north central
and northwestern Georgia.

LAT...LON 3395 8505 3396 8498 3416 8489 3425 8438
      3413 8436 3411 8442 3405 8442 3400 8440
      3389 8452
TIME...MOT...LOC 0744Z 265DEG 42KT 3417 8433 3408 8436 3400 8445 

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 25, 8:17 PM ESTSpecial Weather StatementFFCCatoosa, Walker28 min
Jan 25, 10:36 PM ESTSpecial Weather StatementFFCChattooga24 min
Jan 25, 10:59 PM ESTSpecial Weather StatementFFCGordon31 min
Jan 26, 1:19 AM ESTSpecial Weather StatementFFCPolk26 min
Jan 26, 1:45 AM ESTSpecial Weather StatementFFCPaulding30 min
Jan 26, 2:15 AM ESTTornado WarningFFCCherokee, Cobb, Paulding15 min
Jan 26, 2:32 AM ESTSpecial Weather StatementFFCCobb, Forsyth28 min
Jan 26, 2:56 AM ESTSpecial Weather StatementFFCHall34 min
Jan 26, 3:14 AM ESTSpecial Weather StatementFFCPolk61 min
Jan 26, 3:37 AM ESTSpecial Weather StatementFFCCobb, Paulding53 min
Jan 26, 5:09 AM ESTSpecial Weather StatementFFCHeard36 min
Jan 26, 5:31 AM ESTSpecial Weather StatementFFCCoweta, Fayette44 min
Jan 26, 5:34 AM ESTSevere Thunderstorm WarningFFCCoweta, Fayette41 min
Jan 26, 6:04 AM ESTSpecial Weather StatementFFCHenry, Spalding41 min
Jan 26, 6:06 AM ESTSpecial Weather StatementFFCMeriwether, Pike39 min
Jan 26, 6:09 AM ESTSevere Thunderstorm WarningFFCFayette, Spalding33 min
Jan 26, 6:28 AM ESTSevere Thunderstorm WarningFFCButts, Henry, Jasper, Newton, Spalding32 min
Jan 26, 8:14 AM ESTRiver Flood WarningFFCForsyth5 hr
Jan 26, 11:18 AM ESTSpecial Weather StatementFFCTwiggs27 min
Jan 26, 12:01 PM ESTSpecial Weather StatementFFCLaurens29 min
Jan 26, 12:50 PM ESTRiver Flood WarningFFCForsyth, Fulton24 hr
Jan 26, 1:15 PM ESTSpecial Weather StatementFFCEmanuel, Johnson45 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.