Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

December 19, 2021Montgomery County, Telfair County, Wheeler County, Georgia

NWS Atlanta, GA issued this special weather statement at Dec 19, 2021, 3:18 AM EST for Montgomery County, Telfair County, Wheeler County, Georgia. It was in force for 42 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
Dec 19, 2021, 3:18 AM EST (08:18 UTC)
Expired
Dec 19, 2021, 4:00 AM EST
In force
42 min
Issued by
NWS Atlanta, GA
Hail
0.00 in
Wind
50

Counties Montgomery County, GA, Telfair County, GA, Wheeler County, GA

The radar

The Robins AFB radar (KJGX), 88 km from the middle of the area, began a volume at 08:20 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, 8.3 hours before the alert went out and 201 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 2021-12-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 613 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, Jacksonville, FL at 00:00Z on 2021-12-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 61 square meters per square second.193958Sfc1 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
613 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1059 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
61 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.9

Open this sounding in Storm Lab

The text

As transmitted.

592 
WWUS82 KFFC 190818
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
318 AM EST Sun Dec 19 2021
 
GAZ110>112-190900-
Wheeler GA-Telfair GA-Montgomery GA-
318 AM EST Sun Dec 19 2021

...A strong thunderstorm will impact portions of central Telfair,
Wheeler and southwestern Montgomery Counties through 400 AM EST...

At 318 AM EST, National Weather Service doppler radar indicated a
strong thunderstorm over Workmore, moving northeast at 35 mph.

HAZARD...40 to 50 mph wind and increased chance of a brief tornado.

SOURCE...Radar indicated.

IMPACT...While winds should result in minor damage to tree limbs and 
         blowing around of light, unsecured objects, this storm has 
         also exhibited localized rotation. A brief tornado could 
         quickly form.

Locations impacted include...
McRae, Alamo, Mount Vernon, Helena, Lumber City, Glenwood, Uvalda,
Ailey, Scotland, Towns, Spring Hill, Landsburg, Little Ocmulgee State
Park, Jordan, Charlotteville and Workmore.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately.

&&

LAT...LON 3203 8303 3227 8272 3215 8248 3196 8254
      3184 8294
TIME...MOT...LOC 0818Z 242DEG 30KT 3196 8291 

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 18, 7:24 PM ESTSpecial Weather StatementFFCBaldwin, Bibb, Jones36 min
Dec 18, 9:04 PM ESTSpecial Weather StatementFFCBleckley, Wilkinson26 min
Dec 19, 3:56 AM ESTSpecial Weather StatementFFCMontgomery, Toombs49 min
Dec 19, 5:13 AM ESTRiver Flood WarningFFCJones4 hr

Nearby

Special Weather Statements in Georgia, 2021Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.