Heat Advisory — Dade, GA, Walker, GA, Catoosa, GA, Fannin, GA, Gilmer, GA, Pickens, GA, Cherokee, GA, Paulding, GA, Cobb, GA, North Fulton, GA, Haralson, GA, Carroll, GA, Douglas, GA, South Fulton, GA, Dawson, GA, Forsyth, GA, Hall, GA, Banks, GA, Jackson, GA, Madison, GA, Gwinnett, GA, Barrow, GA, Clarke, GA, Oconee, GA, Oglethorpe, GA, Wilkes, GA, DeKalb, GA, Rockdale, GA, Walton, GA, Newton, GA, Morgan, GA, Greene, GA, Taliaferro, GA, Heard, GA, Coweta, GA, Fayette, GA, Clayton, GA, Spalding, GA, Henry, GA, Butts, GA, Jasper, GA, Putnam, GA, Whitfield, GA, Murray, GA, Chattooga, GA, Gordon, GA, Floyd, GA, Bartow, GA, Polk, GA 7:00 PM Excessive Heat Watch 7:00 PM

Cobb County, Georgia, United States

Last updated: 10:01 PM CDT  ·  Refresh
27°C
Feels like 29°
Mostly Clear
▲ 33°  /  ▼ 23°
Wind
3 mph WNW
Humidity
78%
Dew Point
23°
Pressure
28.98 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
23%
Sunrise
6:30 AM
Sunset
8:53 PM
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WeatherAI™ Analysis

WeatherAI Analysis: Cobb County is currently mostly clear at 27°C. Precipitation is likely — peak probability 62% around 5 PM. Atmospheric instability is elevated (CAPE up to 3188 J/kg) — isolated convective development possible. Sunrise: 6:30AM · Sunset: 8:53PM.

Alerts

Heat Advisory
Dade, GA, Walker, GA, Catoosa, GA, Fannin, GA, Gilmer, GA, Pickens, GA, Cherokee, GA, Paulding, GA, Cobb, GA, North Fulton, GA, Haralson, GA, Carroll, GA, Douglas, GA, South Fulton, GA, Dawson, GA, Forsyth, GA, Hall, GA, Banks, GA, Jackson, GA, Madison, GA, Gwinnett, GA, Barrow, GA, Clarke, GA, Oconee, GA, Oglethorpe, GA, Wilkes, GA, DeKalb, GA, Rockdale, GA, Walton, GA, Newton, GA, Morgan, GA, Greene, GA, Taliaferro, GA, Heard, GA, Coweta, GA, Fayette, GA, Clayton, GA, Spalding, GA, Henry, GA, Butts, GA, Jasper, GA, Putnam, GA, Whitfield, GA, Murray, GA, Chattooga, GA, Gordon, GA, Floyd, GA, Bartow, GA, Polk, GA
Expires 7:00 PM
Excessive Heat Watch
Expires 7:00 PM
56 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
21%
12 AM
26°
16%
1 AM
26°
16%
2 AM
26°
3%
3 AM
25°
3%
4 AM
24°
8%
5 AM
24°
8%
6 AM
23°
8%
7 AM
23°
4%
8 AM
24°
5%
9 AM
26°
10%
10 AM
29°
10%
11 AM
31°
27%
12 PM
32°
39%
1 PM
33°
44%
2 PM
35°
44%
3 PM
34°
48%
4 PM
33°
54%
5 PM
32°
61%
6 PM
32°
52%
7 PM
31°
48%
8 PM
29°
42%
9 PM
29°
37%
10 PM
26°
41%
7-Day Forecast
Tonight
33° 23°
Mostly Clear with a 21% chance of rain.
Thu
37° 23°
Mostly Cloudy with a 61% chance of rain.
Fri
37° 23°
Partly Cloudy with a 36% chance of rain.
Sat
36° 23°
Mostly Clear with a 57% chance of rain.
Sun
36° 23°
Rain, 64% chance.
Mon
34° 22°
Rain, 64% chance.
Tue
35° 22°
Rain, 64% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Mostly Clear 21% 3 mph WNW 78%
12 AM 26° Mostly Clear 16% 2 mph WNW 77%
1 AM 26° Mostly Clear 16% 2 mph WNW 79%
2 AM 26° Clear 3% 3 mph WNW 80%
3 AM 25° Clear 3% 3 mph WNW 82%
4 AM 24° Clear 8% 2 mph NW 84%
5 AM 24° Clear 8% 2 mph NW 86%
6 AM 23° Mostly Clear 8% 2 mph NW 84%
7 AM 23° Partly Cloudy 4% 2 mph NW 84%
8 AM 24° Partly Cloudy 5% 2 mph NW 82%
9 AM 26° Partly Cloudy 10% 3 mph WNW 74%
10 AM 29° Mostly Cloudy 10% 3 mph WNW 66%
11 AM 31° Partly Cloudy 27% 4 mph WNW 60%
12 PM 32° Partly Cloudy 39% 3 mph NW 56%
1 PM 33° Mostly Cloudy 44% 3 mph NNW 51%
2 PM 35° Mostly Cloudy 44% 3 mph N 47%
3 PM 34° Mostly Cloudy 48% 3 mph NNE 48%
4 PM 33° Overcast 54% 4 mph NNE 51%
5 PM 32° Overcast 61% 6 mph NNE 54%
6 PM 32° Overcast 52% 5 mph NNE 62%
7 PM 31° Mostly Cloudy 48% 5 mph N 67%
8 PM 29° Mostly Cloudy 42% 5 mph N 73%
9 PM 29° Mostly Cloudy 37% 4 mph NNE 73%
10 PM 26° Partly Cloudy 41% 3 mph NNE 74%
15-Day Forecast
Today
7/1
Mostly Clear
21%
23°
33°
Thu
7/2
Mostly Cloudy
61%
23°
37°
Fri
7/3
Partly Cloudy
36%
23°
37°
Sat
7/4
Mostly Clear
57%
23°
36°
Sun
7/5
Rain
64%
23°
36°
Mon
7/6
Rain
64%
22°
34°
Tue
7/7
Rain
64%
22°
35°
Wed
7/8
Drizzle
63%
23°
34°
Thu
7/9
Rain
68%
22°
33°
Fri
7/10
Rain
68%
23°
34°
Sat
7/11
Drizzle
90%
23°
37°
Sun
7/12
Drizzle
90%
23°
35°
Mon
7/13
Drizzle
90%
22°
33°
Tue
7/14
Drizzle
60%
22°
33°
Wed
7/15
Drizzle
60%
23°
33°
56
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
56 AQI 12.1 µg/m³
O3
Ground-level ozone
49 AQI 53 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 56 Moderate 49 56
Fri 57 Moderate 54 57
Sat 57 Moderate 49 57
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Thu Jul 2, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2454 J/kg
MLCAPE3015 J/kg
MUCAPE3559 J/kg
SBCIN-168 J/kg
MLCIN0 J/kg
Lifted Index-7.6
Kinematics
0–6 km Shear20 kt
0–1 km Shear8 kt
Eff. Shear15 kt
0–1 km SRH-65
0–3 km SRH-82
Eff. SRH-82
Storm Motion55° @ 26 kt
0–1 km EHI-1.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index24.8
Thermo & Levels
PWAT1.83 in
0–3 km LR4.9 °C/km
700–500 LR7.7 °C/km
Total Totals56.9
LCL928 hPa
LFC680 hPa
EL166 hPa
Freezing Lvl14,869 ft