Alert archive / Georgia / Special Weather Statements in 2019

Special Weather Statement, NWS Atlanta, GA

August 25, 2019Dade County, Walker County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 25, 2019, 12:33 AM EDT for Dade County, Walker County, Georgia. It was in force for 27 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
Aug 25, 2019, 12:33 AM EDT (04:33 UTC)
Expired
Aug 25, 2019, 1:00 AM EDT
In force
27 min
Issued by
NWS Atlanta, GA
Wind
40

Counties Dade County, GA, Walker County, GA

The radar

The Northeast Alabama radar (KHTX), 70 km from the middle of the area, began a volume at 04:33 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.6 hours before the alert went out and 168 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 2019-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1236 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2019-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -54 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
1236 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
880 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-54 m²/s²
0-3 km storm-relative helicity
-21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Aug 24, 9:47 PM EDT, 2 hours 46 minutes earlier.

Area forecast discussion, Aug 24, 9:47 PM EDT, 2 hours 46 minutes before
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Hazardous weather outlook, Aug 24, 10:45 PM EDT, 1 hour 48 minutes before
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In the hours before

Special weather statement, Aug 24, 7:10 PM EDT, 5 hours 23 minutes before
Special Weather Statement
National Weather Service Peachtree City GA
710 PM EDT Sat Aug 24 2019

GAZ089>093-104>106-242345-
Macon GA-Schley GA-Chattahoochee GA-Crisp GA-Dooly GA-Sumter GA-
Marion GA-Muscogee GA-
710 PM EDT Sat Aug 24 2019

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN MACON...SCHLEY...
CHATTAHOOCHEE...NORTHERN CRISP...DOOLY...NORTHERN SUMTER...MARION AND
SOUTHEASTERN MUSCOGEE COUNTIES UNTIL 745 PM EDT...

At 709 PM EDT...a line of strong thunderstorms was along a line
extending from near Vista Terrace to Pinehurst...and moving southwest
at 15 mph.

  HAZARD...40 to 50 mph wind...up to penny sized hail and frequent
           cloud to ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of these storms include
Americus, Vienna, Buena Vista, Ellaville, Oglethorpe, Cusseta,
Unadilla, Montezuma, Byromville, Pinehurst, Andersonville, Lilly,
Dooling, North Fort Benning, Fort Benning/lawson Army Air Fld,
Putnam, Brantley, Murrays Crossroads, Richwood and Vista Terrace.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3216 8454 3219 8457 3219 8460 3223 8462
      3223 8480 3222 8481 3224 8492 3226 8489
      3230 8494 3232 8500 3234 8501 3238 8497
      3239 8499 3252 8486 3239 8432 3237 8432
      3237 8426 3221 8361 3200 8380
TIME...MOT...LOC 2309Z 055DEG 12KT 3247 8485 3220 8376

HAIL...0.75IN
WIND...50MPH
Special weather statement, Aug 24, 8:10 PM EDT, 4 hours 23 minutes before
Special Weather Statement
National Weather Service Peachtree City GA
810 PM EDT Sat Aug 24 2019

GAZ042-052-250045-
Carroll GA-Heard GA-
810 PM EDT Sat Aug 24 2019

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN CARROLL AND
NORTHWESTERN HEARD COUNTIES UNTIL 845 PM EDT...

At 809 PM EDT...a strong thunderstorm was over Ephesus, or 11 miles
northwest of Franklin...moving southwest at 15 mph.

  HAZARD...40 to 50 mph wind...up to penny sized hail and frequent
           cloud to ground lightning.

  IMPACT...Expect minor damage to tree limbs and blowing around of
           light...unsecured objects.

Some locations in the path of this storm include
Ephesus, Centralhatchee, Frolona, Tyus, Blackjack Mountain and
Roosterville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3351 8522 3336 8510 3323 8525 3326 8526
      3348 8530
TIME...MOT...LOC 0009Z 055DEG 13KT 3340 8524

HAIL...0.75IN
WIND...50MPH
Special weather statement, Aug 24, 9:02 PM EDT, 3 hours 31 minutes before
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Special weather statement, Aug 24, 11:23 PM EDT, 1 hour 10 minutes before
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Special weather statement, Aug 25, 12:33 AM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 24, 8:10 PM EDTSpecial Weather StatementFFCHeard35 min
Aug 24, 8:21 PM EDTSevere Thunderstorm WarningFFCHeard39 min
Aug 24, 9:02 PM EDTSpecial Weather StatementFFCHeard43 min
Aug 24, 11:23 PM EDTSpecial Weather StatementFFCWalker52 min

Nearby

Special Weather Statements in Georgia, 2019Every special weather statement in 2019

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.