Alert archive / Georgia / Areal Flood Warnings in 2019

Areal Flood Warning 3, NWS Atlanta, GA

February 22, 20194 counties in Georgia

NWS Atlanta, GA issued this areal flood warning at Feb 22, 2019, 12:47 PM EST for 4 counties in Georgia. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 22, 2019, 12:47 PM EST (17:47 UTC)
Expired
Feb 22, 2019, 6:45 PM EST
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Bartow County, GA, Chattooga County, GA, Floyd County, GA, Gordon County, GA

The radar

The Northeast Alabama radar (KHTX), 112 km from the middle of the area, began a volume at 17:49 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 12:00Z, 5.8 hours before the alert went out and 206 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 12:00Z on 2019-02-22Temperature 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 12:00Z on 2019-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 264 square meters per square second.1939587897Sfc1 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
488 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
264 m²/s²
0-3 km storm-relative helicity
265 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this areal flood warning 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 areal flood warning went out at Feb 22, 10:14 AM EST, 2 hours 33 minutes earlier.

Area forecast discussion, Feb 22, 10:14 AM EST, 2 hours 33 minutes before
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Hazardous weather outlook, Feb 22, 11:00 AM EST, 1 hour 47 minutes before
Hazardous Weather Outlook
National Weather Service Peachtree City GA
1100 AM EST Fri Feb 22 2019

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-231100-
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-
1100 AM EST Fri Feb 22 2019

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

.DAY ONE...This afternoon and Tonight...

Showers will continue across portions of north Georgia through
tonight. The ground remains saturated across north Georgia and
rivers, creeks and streams are running high. For more information
see the latest Flood Watch.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday...
Thunderstorms are possible Saturday afternoon into Saturday night
as a strong cold front moves across north and central Georgia. A
few storms could be strong with gusty winds and frequent
lightning.

Hazardous weather is not expected Sunday through Thursday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 8:36 PM ESTDense Fog AdvisoryFFCBaldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more14 hr
Feb 21, 9:11 PM ESTRiver Flood WarningFFCCobb, Douglas36 hr
Feb 21, 9:19 PM ESTSpecial Weather StatementFFCHaralson26 min
Feb 21, 10:08 PM ESTSpecial Weather StatementFFCFannin, Gilmer, Murray, Union, Whitfield37 min
Feb 22, 3:23 AM ESTRiver Flood WarningFFCChattooga72 hr
Feb 22, 3:37 AM ESTRiver Flood WarningFFCGordon, Murray, Whitfield5 days
Feb 22, 8:54 AM ESTRiver Flood WarningFFCCatoosa21 days

Nearby

Areal Flood Warnings in Georgia, 2019Every areal flood warning 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.