Alert archive / Georgia / Flash Flood Warnings in 2026

Flash Flood Warning 40, NWS Atlanta, GA

July 24, 20266 counties in Georgia

NWS Atlanta, GA issued this flash flood warning at Jul 24, 2026, 9:53 AM EDT for 6 counties in Georgia. It was in force for 6 hr. 22 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 24, 2026, 9:53 AM EDT (13:53 UTC)
Expired
Jul 24, 2026, 4:00 PM EDT
In force
6 hr
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Flood severity
None

Counties Cherokee County, GA, Dawson County, GA, Forsyth County, GA, Fulton County, GA, Gwinnett County, GA, Hall County, GA

The radar

The Atlanta radar (KFFC), 108 km from the middle of the area, began a volume at 13:56 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.

What was reported inside it

TimeReportWhereRemark
Jul 24, 10:05 AM EDTFLASH FLOODSugar Hill, GAStreet flooding reported near Peachtree Industrial Blvd and Hillcrest Drive.
Jul 24, 10:15 AM EDTFLOOD3 Se Murrayville, GAFlooding reported at Walnut Grove Way and Price Rd.
Jul 24, 10:30 AM EDTFLOOD2 W Oakwood, GAFlooding observed at the intersection of Stephens Road and Pipsissewa Drive.
Jul 24, 10:30 AM EDTFLASH FLOOD1 Ssw Oakwood, GAThurmon Tanner Parkway at Industry Way has flooded.
Jul 24, 10:30 AM EDTFLASH FLOOD2 S Oakwood, GAPortions of Falcon Crest Drive have been washed out. Nearest intersection is Falcon Crest Drive at Warren Road.
Jul 24, 10:30 AM EDTFLASH FLOODFlowery Branch, GAFlooding observed near the intersection of Cantrell Road and Atlanta Highway in Flower Branch.
Jul 24, 10:30 AM EDTFLASH FLOODOakwood, GAOakwood Road at Skyline View has flooded.
Jul 24, 10:58 AM EDTFLASH FLOOD3 W Brookwood, GARoad closed due to flooding on McGinnis Ferry Rd between Union Hill and McFarland.
Jul 24, 11:00 AM EDTFLASH FLOOD1 Se Gainesville, GAThe stretch of MLK Jr. Blvd between Dixie Street SE and Eberhart Street SE has flooded.
Jul 24, 11:00 AM EDTFLASH FLOOD1 S Gainesville, GAPine Street at Summit Street SW in Gainesville is flooded.
Jul 24, 11:00 AM EDTFLASH FLOOD1 S Gainesville, GAQueen City Parkway at Pearl Nix Parkway in Gainesville is flooded.
Jul 24, 11:00 AM EDTFLASH FLOOD1 Sse Gainesville, GAMain Street SW at Industrial Blvd in Gainesville is flooded.
Jul 24, 11:00 AM EDTFLASH FLOOD1 Ssw Gainesville, GAFlooding observed at Davis Street and Dorsey Street.
Jul 24, 11:00 AM EDTFLASH FLOODGainesville, GAEE Butler Parkway at Green Street in Gainesville is flooded.
Jul 24, 11:39 AM EDTFLASH FLOODOakwood, GAOakwood Rd Flooded near the Oakwood post office.
Jul 24, 12:30 PM EDTFLOOD3 N Oakwood, GAFlooding observed at the intersection of Whiting Road and Mcever Road.
Jul 24, 12:30 PM EDTFLASH FLOOD1 Ssw Gainesville, GACorrects previous flash flood report from 1 SSW Gainesville. Flooding observed at Davis Street and Dorsey Street.
Jul 24, 12:30 PM EDTFLASH FLOOD2 Nnw Oakwood, GAParts of the road washed out at Old Flowery Branch Road and Mundy Mill Road.
Jul 24, 12:30 PM EDTFLASH FLOOD2 S Oakwood, GACorrects previous flash flood report from 2 S Oakwood. Portions of Falcon Crest Drive have been washed out. Nearest intersection is Falcon Crest Drive at Warren Road.
Jul 24, 12:30 PM EDTRAIN 4.5Alpharetta, GARainfall total from social media in Alpharetta as of 12:30pm.
Jul 24, 12:30 PM EDTRAIN 4.7Flowery Branch, GACorrects previous rain report from Flowery Branch. Rainfall report from social media as of 12:30pm.
Jul 24, 12:30 PM EDTRAIN 4.7Flowery Branch, GARainfall report from social media.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 1.9 hours before the alert went out and 104 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, Peachtre/Fal Fld, GA at 12:00Z on 2026-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 862 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, Peachtre/Fal Fld, GA at 12:00Z on 2026-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -49 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
862 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
854 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-49 m²/s²
0-3 km storm-relative helicity
-45 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

421 
WGUS52 KFFC 241353
FFWFFC
GAC057-085-117-121-135-139-242000-
/O.NEW.KFFC.FF.W.0040.260724T1353Z-260724T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
953 AM EDT Fri Jul 24 2026

The National Weather Service in Peachtree City has issued a

* Flash Flood Warning for...
  Southeastern Cherokee County in north central Georgia...
  Southeastern Dawson County in north central Georgia...
  Forsyth County in north central Georgia...
  Northeastern Fulton County in north central Georgia...
  Northern Gwinnett County in north central Georgia...
  Hall County in north central Georgia...

* Until 400 PM EDT Friday.

* At 953 AM EDT, Doppler radar indicated thunderstorms producing
  heavy rain across the warned area. Between 1 and 2.5 inches of rain
  have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour.
  Additional rainfall amounts of 1 to 3 inches are possible in the
  warned area. Flash flooding is ongoing or expected to begin
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar indicated.

  IMPACT...Flash flooding of small creeks and streams, urban areas,
           highways, streets and underpasses as well as other poor
           drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Gainesville, Cumming, Peachtree Corners, Mountain Park, Roswell,
  Johns Creek, Alpharetta, Milton, Duluth, Sugar Hill, Suwanee,
  Buford, Braselton, Flowery Branch, Oakwood, Lula, Berkeley Lake,
  Gillsville and Rest Haven.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

&&

LAT...LON 3417 8436 3420 8431 3427 8427 3434 8426
      3434 8407 3443 8368 3439 8366 3436 8367
      3435 8365 3432 8365 3431 8363 3413 8382
      3409 8384 3400 8396 3398 8430 3401 8439
      3406 8442

FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR

$$
1 follow-up statement
130 
WGUS72 KFFC 241843
FFSFFC

Flash Flood Statement
National Weather Service Peachtree City GA
243 PM EDT Fri Jul 24 2026

GAC057-085-117-121-135-139-242000-
/O.CON.KFFC.FF.W.0040.000000T0000Z-260724T2000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cherokee GA-Dawson GA-Forsyth GA-Fulton GA-Gwinnett GA-Hall GA-
243 PM EDT Fri Jul 24 2026

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 4 PM EDT THIS
AFTERNOON FOR SOUTHEASTERN CHEROKEE, SOUTHEASTERN DAWSON, FORSYTH,
NORTHEASTERN FULTON, NORTHERN GWINNETT AND HALL COUNTIES...

At 243 PM EDT, Doppler radar and automated rain gauges indicated
thunderstorms producing heavy rain across the warned area. Between 2
and 3.5 inches of rain have fallen. The expected rainfall rate is 1
to 1.5 inches in 1 hour. Additional rainfall amounts of 1 to 2 inches
are possible in the warned area. Flash flooding is ongoing or
expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar and automated gauges.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  Gainesville, Cumming, Peachtree Corners, Mountain Park, Roswell,
  Johns Creek, Alpharetta, Milton, Duluth, Sugar Hill, Suwanee,
  Buford, Braselton, Flowery Branch, Oakwood, Lula, Berkeley Lake,
  Gillsville and Rest Haven.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

In hilly terrain there are hundreds of low water crossings which are
potentially dangerous in heavy rain. Do not attempt to cross flooded
roads. Find an alternate route.

&&

LAT...LON 3417 8436 3420 8431 3427 8427 3434 8426
      3434 8407 3443 8368 3439 8366 3436 8367
      3435 8365 3432 8365 3431 8363 3413 8382
      3409 8384 3400 8396 3398 8430 3401 8439
      3406 8442

FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL RATE...1-1.5 INCHES IN 1 HOUR

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 9:16 AM EDTSpecial Weather StatementFFCBanks, Hall, Jackson44 min
Jul 24, 10:08 AM EDTRiver Flood WarningFFCForsyth, Fulton44 hr
Jul 24, 10:27 AM EDTRiver Flood WarningFFCForsyth9 hr
Jul 24, 11:13 AM EDTFlash Flood Warning Considerable damage threatFFCHall4 hr
Jul 24, 11:37 AM EDTRiver Flood WarningFFCGwinnett16 hr
Jul 24, 12:36 PM EDTRiver Flood WarningFFCGwinnett7 hr
Jul 24, 12:37 PM EDTSpecial Weather StatementFFCDawson, Lumpkin, Pickens38 min
Jul 24, 1:14 PM EDTRiver Flood WarningFFCForsyth15 hr
Jul 24, 2:04 PM EDTSpecial Weather StatementFFCDeKalb, Douglas, Fulton41 min
Jul 24, 2:47 PM EDTSpecial Weather StatementFFCDeKalb, Fulton, Gwinnett, Rockdale43 min
Jul 24, 3:51 PM EDTFlash Flood WarningFFCCobb, DeKalb, Douglas, Fulton, Gwinnett5 hr
Jul 24, 3:59 PM EDTSpecial Weather StatementFFCDouglas46 min
Jul 24, 4:36 PM EDTFlash Flood WarningFFCCarroll, Douglas, Haralson, Paulding4 hr
Jul 24, 4:56 PM EDTSpecial Weather StatementFFCGordon34 min
Jul 24, 4:56 PM EDTSpecial Weather StatementFFCBartow34 min
Jul 24, 5:22 PM EDTFlash Flood WarningFFCBartow, Floyd4 hr
Jul 24, 6:24 PM EDTSpecial Weather StatementFFCBartow36 min
Jul 24, 7:15 PM EDTSpecial Weather StatementFFCChattooga30 min

Nearby

Flash Flood Warnings in Georgia, 2026Every flash flood warning in 2026

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.