Alert archive / Georgia / Special Weather Statements in 2020

Special Weather Statement, NWS Atlanta, GA

April 19, 2020Coweta County, Heard County, Troup County, Georgia

NWS Atlanta, GA issued this special weather statement at Apr 19, 2020, 7:28 AM EDT for Coweta County, Heard County, Troup County, Georgia. It was in force for 32 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
Apr 19, 2020, 7:28 AM EDT (11:28 UTC)
Expired
Apr 19, 2020, 8:00 AM EDT
In force
32 min
Issued by
NWS Atlanta, GA
Hail
0.25 in

Counties Coweta County, GA, Heard County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 24 km from the middle of the area, began a volume at 11:31 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

Birmingham, AL (KBMX), launched 00:00Z, 11.5 hours before the alert went out and 183 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, Birmingham, AL at 00:00Z on 2020-04-19Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2020-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.1939587897117136Sfc1 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
2478 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
96 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 Apr 19, 4:00 AM EDT, 3 hours 28 minutes earlier.

Area forecast discussion, Apr 19, 4:00 AM EDT, 3 hours 28 minutes before
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Hazardous weather outlook, Apr 19, 4:40 AM EDT, 2 hours 48 minutes before
Hazardous Weather Outlook
National Weather Service Peachtree City GA
440 AM EDT Sun Apr 19 2020

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-201000-
Baldwin-Banks-Barrow-Bartow-Bibb-Bleckley-Butts-Carroll-Catoosa-
Chattahoochee-Chattooga-Cherokee-Clarke-Clayton-Cobb-Coweta-
Crawford-Crisp-Dade-Dawson-DeKalb-Dodge-Dooly-Douglas-Emanuel-
Fannin-Fayette-Floyd-Forsyth-Gilmer-Glascock-Gordon-Greene-
Gwinnett-Hall-Hancock-Haralson-Harris-Heard-Henry-Houston-Jackson-
Jasper-Jefferson-Johnson-Jones-Lamar-Laurens-Lumpkin-Macon-
Madison-Marion-Meriwether-Monroe-Montgomery-Morgan-Murray-
Muscogee-Newton-North Fulton-Oconee-Oglethorpe-Paulding-Peach-
Pickens-Pike-Polk-Pulaski-Putnam-Rockdale-Schley-South Fulton-
Spalding-Stewart-Sumter-Talbot-Taliaferro-Taylor-Telfair-Toombs-
Towns-Treutlen-Troup-Twiggs-Union-Upson-Walker-Walton-Warren-
Washington-Webster-Wheeler-White-Whitfield-Wilcox-Wilkes-
Wilkinson-
440 AM EDT Sun Apr 19 2020

This Hazardous Weather Outlook is for portions of North and
Central Georgia.

.DAY ONE...Today and Tonight...

Scattered to numerous severe thunderstorms are expected across
central and portions of north Georgia this afternoon and tonight.
The greatest threat can be expected along and south of I-20 with
Central Georgia most favored for strong, long-track tornadoes
along with damaging winds and large hail.

A flash flood watch is in effect for central and portions
of north Georgia. Heavy rain across the area will likely lead to
localized flooding. Refer to the Flash flood watch / ATLFFAFFC /
for more information.

.DAYS TWO THROUGH SEVEN...Monday through Saturday...

Strong thunderstorms will be possible over portions of east and
central Georgia early Monday.

Another round of potentially strong thunderstorms is expected
across north and central Georgia on Thursday and Thursday night.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is requested for this afternoon and tonight
across central and portions of north Georgia, along and south of I-20.
Please relay any information about observed severe weather to the NWS
while following all local, state, and CDC guidelines.

In the hours before

Special weather statement, Apr 19, 7:28 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
Apr 19, 7:58 AM EDTSpecial Weather StatementFFCClayton, Coweta, Fayette, Henry, Spalding47 min
Apr 19, 8:52 AM EDTSpecial Weather StatementFFCHarris, Troup38 min
Apr 19, 8:58 AM EDTSpecial Weather StatementFFCJasper, Morgan, Putnam32 min
Apr 19, 9:03 AM EDTSpecial Weather StatementFFCBaldwin, Washington27 min
Apr 19, 9:08 AM EDTSpecial Weather StatementFFCChattahoochee, Marion52 min
Apr 19, 9:28 AM EDTSpecial Weather StatementFFCWebster47 min
Apr 19, 9:30 AM EDTSpecial Weather StatementFFCWilkinson45 min
Apr 19, 10:02 AM EDTSpecial Weather StatementFFCSumter28 min
Apr 19, 10:29 AM EDTSpecial Weather StatementFFCCrisp31 min
Apr 19, 10:48 AM EDTSpecial Weather StatementFFCMacon, Schley42 min
Apr 19, 10:53 AM EDTSevere Thunderstorm WarningFFCMacon, Schley, Taylor37 min
Apr 19, 11:05 AM EDTSpecial Weather StatementFFCDodge25 min
Apr 19, 11:14 AM EDTSpecial Weather StatementFFCTelfair31 min
Apr 19, 11:16 AM EDTSevere Thunderstorm WarningFFCDooly, Houston, Macon, Pulaski29 min
Apr 19, 11:32 AM EDTSpecial Weather StatementFFCDodge, Wheeler28 min
Apr 19, 11:41 AM EDTSevere Thunderstorm WarningFFCBleckley, Dodge, Laurens, Pulaski34 min
Apr 19, 11:51 AM EDTSpecial Weather StatementFFCHouston24 min
Apr 19, 12:06 PM EDTSevere Thunderstorm WarningFFCDodge, Laurens, Montgomery, Treutlen, Wheeler24 min
Apr 19, 12:15 PM EDTSpecial Weather StatementFFCBleckley, Pulaski30 min
Apr 19, 12:30 PM EDTSpecial Weather StatementFFCMontgomery, Toombs30 min
Apr 19, 1:34 PM EDTSpecial Weather StatementFFCBleckley, Laurens26 min
Apr 19, 2:00 PM EDTSpecial Weather StatementFFCLaurens, Treutlen30 min
Apr 19, 2:06 PM EDTSpecial Weather StatementFFCStewart, Webster24 min
Apr 19, 2:36 PM EDTSpecial Weather StatementFFCWebster24 min
Apr 19, 2:58 PM EDTSpecial Weather StatementFFCDooly, Sumter32 min
Apr 19, 6:38 PM EDTFlash Flood WarningFFCChattahoochee, Harris, Marion, Muscogee, Stewart, Talbot and 1 more12 hr
Apr 19, 6:42 PM EDTSpecial Weather StatementFFCHarris33 min
Apr 19, 7:15 PM EDTSpecial Weather StatementFFCCrawford, Harris, Muscogee, Talbot, Taylor30 min
Apr 19, 7:23 PM EDTFlash Flood WarningFFCCrawford, Houston, Macon, Marion, Peach, Schley and 2 more11 hr

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.