Alert archive / Georgia / Special Weather Statements in 2020

Special Weather Statement, NWS Atlanta, GA

August 25, 2020Montgomery County, Treutlen County, Wheeler County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 25, 2020, 3:21 AM EDT for Montgomery County, Treutlen County, Wheeler County, Georgia. It was in force for 24 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, 2020, 3:21 AM EDT (07:21 UTC)
Expired
Aug 25, 2020, 3:45 AM EDT
In force
24 min
Issued by
NWS Atlanta, GA

Counties Montgomery County, GA, Treutlen County, GA, Wheeler County, GA

The radar

The Robins AFB radar (KJGX), 88 km from the middle of the area, began a volume at 07:24 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

Jacksonville, FL (KJAX), launched 00:00Z, 7.4 hours before the alert went out and 208 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, Jacksonville, FL at 00:00Z on 2020-08-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2240 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, Jacksonville, FL at 00:00Z on 2020-08-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 13 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
2240 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
855 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
13 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

497 
WWUS82 KFFC 250721
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
321 AM EDT Tue Aug 25 2020
 
GAZ097-098-111>113-250745-
Toombs GA-Wheeler GA-Treutlen GA-Montgomery GA-Laurens GA-
321 AM EDT Tue Aug 25 2020

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN TOOMBS...WHEELER...
TREUTLEN...MONTGOMERY AND SOUTHEASTERN LAURENS COUNTIES UNTIL 345 AM
EDT...

At 320 AM EDT...a strong thunderstorm was near Glenwood, or near
Mount Vernon...moving north at 20 mph.

  HAZARD...Heavy rain.

  IMPACT...Heavy rain may cause temporary street flooding especially 
           in poor drainage areas.

Some locations in the path of this storm include
Soperton, Alamo, Mount Vernon, Vidalia, Glenwood, Ailey, Higgston,
Alston, Tarrytown, Lothair, Landsburg, Orland, Rockledge, Barnhill,
Kibbee, Lowery, Zaidee and Gillis Springs.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should slow down and be prepared for possible loss of
control due to hydroplaning.

LAT...LON 3205 8244 3204 8280 3246 8284 3246 8243
TIME...MOT...LOC 0720Z 178DEG 15KT 3214 8265 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 24, 8:07 PM EDTSpecial Weather StatementFFCPulaski23 min
Aug 24, 8:35 PM EDTSpecial Weather StatementFFCPulaski25 min
Aug 24, 8:49 PM EDTSpecial Weather StatementFFCTelfair, Wheeler26 min
Aug 24, 9:03 PM EDTSpecial Weather StatementFFCPulaski27 min
Aug 24, 9:17 PM EDTSpecial Weather StatementFFCWheeler28 min
Aug 24, 9:21 PM EDTSpecial Weather StatementFFCTreutlen24 min
Aug 24, 9:41 PM EDTSpecial Weather StatementFFCTelfair34 min
Aug 24, 9:51 PM EDTSpecial Weather StatementFFCTreutlen24 min
Aug 24, 9:53 PM EDTSpecial Weather StatementFFCToombs37 min
Aug 24, 10:33 PM EDTSpecial Weather StatementFFCToombs27 min
Aug 24, 11:02 PM EDTSpecial Weather StatementFFCMontgomery, Toombs28 min
Aug 24, 11:29 PM EDTSpecial Weather StatementFFCEmanuel, Montgomery, Toombs31 min
Aug 24, 11:57 PM EDTSpecial Weather StatementFFCEmanuel33 min
Aug 25, 12:29 AM EDTSpecial Weather StatementFFCEmanuel31 min
Aug 25, 2:43 AM EDTSpecial Weather StatementFFCMontgomery, Wheeler32 min
Aug 25, 8:39 AM EDTFlash Flood WarningFFCPike, Spalding6 hr
Aug 25, 9:26 AM EDTFlash Flood WarningFFCCoweta, Fayette, Meriwether3 hr
Aug 25, 10:07 AM EDTFlash Flood WarningFFCDeKalb, Henry, Rockdale, Spalding4 hr
Aug 25, 10:56 AM EDTSpecial Weather StatementFFCBarrow, Gwinnett64 min
Aug 25, 12:10 PM EDTRiver Flood WarningFFCSpalding3 hr
Aug 25, 12:59 PM EDTSpecial Weather StatementFFCHaralson31 min
Aug 25, 1:41 PM EDTSpecial Weather StatementFFCPaulding34 min
Aug 25, 2:23 PM EDTFlash Flood WarningFFCHaralson, Polk2 hr
Aug 25, 6:22 PM EDTSpecial Weather StatementFFCToombs23 min
Aug 25, 6:27 PM EDTSevere Thunderstorm WarningFFCToombs48 min

Nearby

Special Weather Statements in Georgia, 2020Every special weather statement in 2020

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.