Flash flooding in northwest Georgia | I-24 in Chattanooga reopens
Water fills a ditch along Georgia Highway 2 at Georgia Highway 3N in Catoosa County during a Flash Flood Warning on Aug. 12, 2025. (GDOT)
FORT OGLETHORPE, Ga. - Widespread flash flooding was reported in Catoosa and Walker counties in northwest Georgia on Tuesday night. The flooding also closed a portion of Interstate 24 in Chattanooga, causing a massive traffic backup into Georgia.
SEE ALSO: Storms, heavy rain, and flooding across metro Atlanta | The latest weather reports
Flash Flood Warning in NW Georgia
What we know:
The National Weather Service issued a Flash Flood Warning through 12:45 p.m.
The FOX 5 Storm Team has been tracking rainfall, and said close to four inches had fallen by the time the flooding was reported.
Another one to three inches is possible in the warned area before Wednesday morning.
What they're saying:
"Flash flooding is ongoing or expected to begin shortly," the National Weather Service wrote in the warning issued around 6:50 p.m.
Catoosa, Walker roads flooded
Dig deeper:
Numerous road delays were reported due to flooding.
Numerous flooding calls came from the Fort Oglethorpe area, with more than a dozen roads being covered in water.
Flash flooding was also reported near Lakeview Drive and Greens Lake Road by the Catoosa County Sheriff’s Office.
Additionally, the Georgia Department of Transportation reports that both directions of Georgia Highway 341 at Mission Ridge Road are closed.
I-75 NB is at a standstill due to I-24 in Chattanooga, Tennessee being closed due to flash flooding on Aug. 12, 2025. (Tennessee Department of Transportation)
I-24 shut down in Chattanooga
Why you should care:
Flooding just north in Chattanooga, Tennessee, caused a portion of Interstate 24 to shut down, WTVC reports.
That flooding shut down I-24 near East Ridge and was closed for several hours.
Traffic backed up along Interstate 75 about three miles across the Georgia line.
I-75 feeds onto I-24 westbound in Chattanooga, but also continues on towards Knoxville.
There was no backup along I-24 in Georgia.
Just before 10:30 p.m., officials gave the all clear and reopened the interstate.
What's next:
Travel along Interstates 75 and 24 could be delayed due to the continuing storms.
This story is developing. Check back for details. If you have additional information, pictures, or video email newstipsatlanta@fox.com.
The Source: The National Weather Service and the FOX 5 Storm Team provided the details of the Flash Flood Warning. The NWS and the Georgia Department of Transportation provided details about flooded roadways. The sheriff's offices for Catoosa and Walker counties also contributed to this report.