Chattanooga, TN Weather Forecast
Hamilton County, Tennessee
Live radar, warnings and storm tracking for Chattanooga, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Chattanooga
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Chattanooga, TN at a glance
Chattanooga is home to about 187,030 people in Hamilton County, across 142 square miles. It ranks 4th by population of 148 places in Tennessee with a forecast here. The nearest neighbour with its own forecast is Red Bank, 4 miles away.
- County
- Hamilton County
- Population
- 187,030 2023 est.
- Land area
- 142 sq mi
- People per sq mi
- 1,314
- Forecast point
- 35.0660°N, 85.2484°W
How well can the network see Chattanooga?
The nearest Doppler radar is KHTX (Huntsville, AL), to the W. Its lowest scan passes about 3,400 ft above Chattanooga. Close enough to see rotation in the low part of a storm, where tornadoes form.
The closest weather station is KCHA (Chattanooga Metro). Close enough that its readings are the conditions in town.
Forecasts near Chattanooga
- Red Bank, TN4 mi
- East Ridge, TN5 mi
- Rossville, GA7 mi
- Signal Mountain, TN8 mi
- Fort Oglethorpe, GA9 mi
- Collegedale, TN11 mi
- Ringgold, GA13 mi
- Chickamauga, GA13 mi
Elsewhere in Tennessee
NashvilleMemphisKnoxvilleClarksvilleMurfreesboroFranklinAll Tennessee forecasts →