Alert archive / Georgia / Special Weather Statements in 2024

Special Weather Statement, NWS Atlanta, GA

July 21, 2024Barrow County, Jackson County, Georgia

NWS Atlanta, GA issued this special weather statement at Jul 21, 2024, 2:09 PM EDT for Barrow County, Jackson County, Georgia. It was in force for 36 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: Jul 21, 2024, 2:09 PM EDT (18:09 UTC)
Expired: Jul 21, 2024, 2:45 PM EDT
In force: 36 min
Issued by: NWS Atlanta, GA
Hail: 0.00 in
Wind: 40

Counties Barrow County, GA, Jackson County, GA

The radar

The Greer radar (KGSP), 129 km from the middle of the area, began a volume at 18:09 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 12:00Z, 6.2 hours before the alert went out and 140 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 871 J/kg
Mixed-layer CIN: -2 J/kg
Mixed-layer LCL: 537 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 79 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 Jul 21, 1:33 PM EDT, 36 minutes earlier.

Area forecast discussion, Jul 21, 1:33 PM EDT, 36 minutes before

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Hazardous weather outlook, Jul 21, 3:21 AM EDT, 10 hours 48 minutes before

Hazardous Weather Outlook
National Weather Service Peachtree City GA
321 AM EDT Sun Jul 21 2024

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-220730-
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-
321 AM EDT Sun Jul 21 2024

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

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

Scattered thunderstorms will occur in northern and central
Georgia today, with a peak in activity expected between 2 PM and 8
PM. The strongest storms may produce frequent lightning, bursts
of heavy rainfall, and gusts near 40 mph.

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

Scattered afternoon and evening thunderstorms can be expected
through Saturday. Severe weather is not anticipated at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

In the hours before

Special weather statement, Jul 21, 9:43 AM EDT, 4 hours 26 minutes before

Special Weather Statement
National Weather Service Peachtree City GA
943 AM EDT Sun Jul 21 2024

GAZ042-211515-
Carroll GA-
943 AM EDT Sun Jul 21 2024

...A strong thunderstorm will impact portions of southwestern Carroll
County through 1115 AM EDT...

At 941 AM EDT, a strong thunderstorm was near Roopville, or 7 miles
southwest of Carrollton, drifting east-southeast at 5 mph. Radar
indicates that over 2 inches of rain have already fallen just south
of Bowdon. Additional rainfall amounts of over one inch are possible.

HAZARD...Heavy rain.

SOURCE...Radar indicated.

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

Locations impacted include...
Bowdon, Roopville, Tyus, and Blackjack Mountain.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3343 8529 3356 8532 3357 8512 3343 8511
TIME...MOT...LOC 1341Z 287DEG 8KT 3350 8516

MAX HAIL SIZE...0.00 IN
MAX WIND GUST...<30 MPH

Local storm report, Jul 21, 11:58 AM EDT, 2 hours 11 minutes before

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Special weather statement, Jul 21, 12:55 PM EDT, 1 hour 14 minutes before

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Special weather statement, Jul 21, 2:09 PM EDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 21, 9:43 AM EDT	Special Weather Statement	FFC	Carroll	92 min
Jul 21, 10:16 AM EDT	Flash Flood Warning	FFC	Carroll	3 hr
Jul 21, 12:55 PM EDT	Special Weather Statement	FFC	Spalding	50 min
Jul 21, 3:56 PM EDT	Special Weather Statement	FFC	Barrow, Jackson
Jul 21, 3:56 PM EDT	Special Weather Statement	FFC	Meriwether	34 min
Jul 21, 4:35 PM EDT	Special Weather Statement	FFC	Meriwether	25 min
Jul 21, 5:40 PM EDT	Special Weather Statement	FFC	Crawford, Monroe	35 min
Jul 21, 5:43 PM EDT	Special Weather Statement	FFC	Wilkes	32 min
Jul 21, 6:21 PM EDT	Special Weather Statement	FFC	Wilkes	24 min
Jul 21, 6:23 PM EDT	Special Weather Statement	FFC	Bibb, Jones, Macon, Peach	37 min
Jul 21, 6:45 PM EDT	Special Weather Statement	FFC	Wilkes	30 min
Jul 21, 6:47 PM EDT	Special Weather Statement	FFC	Jones, Twiggs	28 min
Jul 21, 7:14 PM EDT	Flash Flood Warning	FFC	Bibb, Jones	3 hr
Jul 21, 7:19 PM EDT	Special Weather Statement	FFC	Jones	26 min

Nearby

Special Weather Statements in Georgia, 2024 Every special weather statement in 2024

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.