Heat Advisory — Cherokee, GA, Forsyth, GA, Dade, GA, Walker, GA, Catoosa, GA, Whitfield, GA, Murray, GA, Chattooga, GA, Gordon, GA, Floyd, GA, Bartow, GA, Jackson, GA, Polk, GA, Paulding, GA, Cobb, GA, North Fulton, GA, Gwinnett, GA, Barrow, GA, Clarke, GA, Oconee, GA, Haralson, GA, Carroll, GA, Douglas, GA, South Fulton, GA, DeKalb, GA, Rockdale, GA, Walton, GA, Newton, GA, Morgan, GA, Greene, GA, Heard, GA, Coweta, GA, Fayette, GA, Clayton, GA, Spalding, GA, Henry, GA, Butts, GA, Jasper, GA, Putnam, GA, Hancock, GA, Troup, GA, Meriwether, GA, Pike, GA, Upson, GA, Lamar, GA, Monroe, GA, Jones, GA, Baldwin, GA, Washington, GA, Harris, GA, Talbot, GA, Taylor, GA, Crawford, GA, Bibb, GA, Twiggs, GA, Wilkinson, GA, Johnson, GA, Emanuel, GA, Muscogee, GA, Chattahoochee, GA, Marion, GA, Schley, GA, Macon, GA, Peach, GA, Houston, GA, Bleckley, GA, Laurens, GA, Treutlen, GA, Stewart, GA, Webster, GA, Sumter, GA, Dooly, GA, Crisp, GA, Pulaski, GA, Wilcox, GA, Dodge, GA, Telfair, GA, Wheeler, GA, Montgomery, GA, Toombs, GA, Hall, GA, Banks, GA, Madison, GA, Oglethorpe, GA, Wilkes, GA, Taliaferro, GA, Warren, GA, Glascock, GA, Jefferson, GA 7:00 PM Heat Advisory — Dade, GA, Walker, GA, Catoosa, GA, Whitfield, GA, Murray, GA, Chattooga, GA, Gordon, GA, Floyd, GA, Bartow, GA, Polk, GA, Cherokee, GA, Forsyth, GA, Jackson, GA, Paulding, GA, Cobb, GA, North Fulton, GA, Gwinnett, GA, Barrow, GA, Clarke, GA, Oconee, GA, Haralson, GA, Carroll, GA, Douglas, GA, South Fulton, GA, DeKalb, GA, Rockdale, GA, Walton, GA, Newton, GA, Morgan, GA, Greene, GA, Heard, GA, Coweta, GA, Fayette, GA, Clayton, GA, Spalding, GA, Henry, GA, Butts, GA, Jasper, GA, Putnam, GA, Hancock, GA, Troup, GA, Meriwether, GA, Pike, GA, Upson, GA, Lamar, GA, Monroe, GA, Jones, GA, Baldwin, GA, Washington, GA, Harris, GA, Talbot, GA, Taylor, GA, Crawford, GA, Bibb, GA, Twiggs, GA, Wilkinson, GA, Johnson, GA, Emanuel, GA, Muscogee, GA, Chattahoochee, GA, Marion, GA, Schley, GA, Macon, GA, Peach, GA, Houston, GA, Bleckley, GA, Laurens, GA, Treutlen, GA, Stewart, GA, Webster, GA, Sumter, GA, Dooly, GA, Crisp, GA, Pulaski, GA, Wilcox, GA, Dodge, GA, Telfair, GA, Wheeler, GA, Montgomery, GA, Toombs, GA 7:00 PM

Gwinnett County, Georgia, United States

Last updated: 3:47 PM CDT  ·  Refresh
34°C
Feels like 39°
Partly Cloudy
▲ 34°  /  ▼ 23°
Wind
5 mph ENE
Humidity
51%
Dew Point
22°
Pressure
29.01 inHg
Visibility
10 mi
UV Index
7.6
Cloud Cover
40%
Sunrise
6:28 AM
Sunset
8:51 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Gwinnett County is currently partly cloudy at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3718 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:51PM.

Alerts

Heat Advisory
Cherokee, GA, Forsyth, GA, Dade, GA, Walker, GA, Catoosa, GA, Whitfield, GA, Murray, GA, Chattooga, GA, Gordon, GA, Floyd, GA, Bartow, GA, Jackson, GA, Polk, GA, Paulding, GA, Cobb, GA, North Fulton, GA, Gwinnett, GA, Barrow, GA, Clarke, GA, Oconee, GA, Haralson, GA, Carroll, GA, Douglas, GA, South Fulton, GA, DeKalb, GA, Rockdale, GA, Walton, GA, Newton, GA, Morgan, GA, Greene, GA, Heard, GA, Coweta, GA, Fayette, GA, Clayton, GA, Spalding, GA, Henry, GA, Butts, GA, Jasper, GA, Putnam, GA, Hancock, GA, Troup, GA, Meriwether, GA, Pike, GA, Upson, GA, Lamar, GA, Monroe, GA, Jones, GA, Baldwin, GA, Washington, GA, Harris, GA, Talbot, GA, Taylor, GA, Crawford, GA, Bibb, GA, Twiggs, GA, Wilkinson, GA, Johnson, GA, Emanuel, GA, Muscogee, GA, Chattahoochee, GA, Marion, GA, Schley, GA, Macon, GA, Peach, GA, Houston, GA, Bleckley, GA, Laurens, GA, Treutlen, GA, Stewart, GA, Webster, GA, Sumter, GA, Dooly, GA, Crisp, GA, Pulaski, GA, Wilcox, GA, Dodge, GA, Telfair, GA, Wheeler, GA, Montgomery, GA, Toombs, GA, Hall, GA, Banks, GA, Madison, GA, Oglethorpe, GA, Wilkes, GA, Taliaferro, GA, Warren, GA, Glascock, GA, Jefferson, GA
Expires 7:00 PM
Heat Advisory
Dade, GA, Walker, GA, Catoosa, GA, Whitfield, GA, Murray, GA, Chattooga, GA, Gordon, GA, Floyd, GA, Bartow, GA, Polk, GA, Cherokee, GA, Forsyth, GA, Jackson, GA, Paulding, GA, Cobb, GA, North Fulton, GA, Gwinnett, GA, Barrow, GA, Clarke, GA, Oconee, GA, Haralson, GA, Carroll, GA, Douglas, GA, South Fulton, GA, DeKalb, GA, Rockdale, GA, Walton, GA, Newton, GA, Morgan, GA, Greene, GA, Heard, GA, Coweta, GA, Fayette, GA, Clayton, GA, Spalding, GA, Henry, GA, Butts, GA, Jasper, GA, Putnam, GA, Hancock, GA, Troup, GA, Meriwether, GA, Pike, GA, Upson, GA, Lamar, GA, Monroe, GA, Jones, GA, Baldwin, GA, Washington, GA, Harris, GA, Talbot, GA, Taylor, GA, Crawford, GA, Bibb, GA, Twiggs, GA, Wilkinson, GA, Johnson, GA, Emanuel, GA, Muscogee, GA, Chattahoochee, GA, Marion, GA, Schley, GA, Macon, GA, Peach, GA, Houston, GA, Bleckley, GA, Laurens, GA, Treutlen, GA, Stewart, GA, Webster, GA, Sumter, GA, Dooly, GA, Crisp, GA, Pulaski, GA, Wilcox, GA, Dodge, GA, Telfair, GA, Wheeler, GA, Montgomery, GA, Toombs, GA
Expires 7:00 PM
44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
15%
5 PM
35°
10%
6 PM
34°
9%
7 PM
32°
5%
8 PM
31°
5%
9 PM
29°
5%
10 PM
28°
5%
11 PM
28°
5%
12 AM
28°
5%
1 AM
26°
5%
2 AM
26°
5%
3 AM
25°
5%
4 AM
24°
5%
5 AM
23°
9%
6 AM
23°
9%
7 AM
24°
9%
8 AM
26°
9%
9 AM
27°
16%
10 AM
28°
12%
11 AM
31°
12%
12 PM
31°
12%
1 PM
33°
10%
2 PM
33°
13%
3 PM
33°
18%
7-Day Forecast
Today
34° 23°
Partly Cloudy with a 20% chance of rain.
Wed
37° 23°
Mostly Clear with a 20% chance of rain.
Thu
37° 24°
Partly Cloudy.
Fri
35° 24°
Clear with a 52% chance of rain.
Sat
35° 24°
Drizzle, 60% chance.
Sun
34° 24°
Rain, 81% chance.
Mon
34° 22°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Partly Cloudy 15% 5 mph ENE 51%
5 PM 35° Partly Cloudy 10% 5 mph ENE 52%
6 PM 34° Partly Cloudy 9% 6 mph ENE 54%
7 PM 32° Partly Cloudy 5% 6 mph ENE 57%
8 PM 31° Partly Cloudy 5% 5 mph ENE 62%
9 PM 29° Partly Cloudy 5% 4 mph ENE 67%
10 PM 28° Partly Cloudy 5% 3 mph E 71%
11 PM 28° Mostly Cloudy 5% 3 mph ENE 72%
12 AM 28° Mostly Cloudy 5% 3 mph ENE 73%
1 AM 26° Partly Cloudy 5% 3 mph NE 74%
2 AM 26° Mostly Clear 5% 3 mph NE 75%
3 AM 25° Mostly Clear 5% 4 mph ENE 77%
4 AM 24° Clear 5% 4 mph ENE 79%
5 AM 23° Clear 9% 4 mph E 80%
6 AM 23° Clear 9% 3 mph ESE 81%
7 AM 24° Clear 9% 3 mph SE 80%
8 AM 26° Clear 9% 3 mph SSE 75%
9 AM 27° Clear 16% 2 mph SE 69%
10 AM 28° Clear 12% 2 mph SE 65%
11 AM 31° Mostly Clear 12% 3 mph ESE 62%
12 PM 31° Partly Cloudy 12% 4 mph E 59%
1 PM 33° Partly Cloudy 10% 4 mph E 57%
2 PM 33° Partly Cloudy 13% 4 mph ESE 57%
3 PM 33° Partly Cloudy 18% 4 mph ESE 57%
15-Day Forecast
Today
6/30
Partly Cloudy
20%
23°
34°
Wed
7/1
Mostly Clear
20%
23°
37°
Thu
7/2
Partly Cloudy
16%
24°
37°
Fri
7/3
Clear
52%
24°
35°
Sat
7/4
Drizzle
60%
24°
35°
Sun
7/5
Rain
81%
24°
34°
Mon
7/6
Drizzle
60%
22°
34°
Tue
7/7
Drizzle
60%
24°
34°
Wed
7/8
Drizzle
60%
23°
34°
Thu
7/9
Drizzle
60%
23°
34°
Fri
7/10
Drizzle
60%
24°
34°
Sat
7/11
Drizzle
60%
23°
34°
Sun
7/12
Drizzle
60%
23°
33°
Mon
7/13
Drizzle
60%
23°
33°
Tue
7/14
Drizzle
60%
23°
33°
44
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
44 AQI 8.0 µg/m³
O3
Ground-level ozone
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 44 Good 38 44
Thu 43 Good 40 43
Fri 48 Good 36 48
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 Tue Jun 30, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3809 J/kg
MLCAPE3287 J/kg
MUCAPE3809 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.9
Kinematics
0–6 km Shear9 kt
0–1 km Shear1 kt
Eff. Shear12 kt
0–1 km SRH2
0–3 km SRH-25
Eff. SRH-25
Storm Motion24° @ 22 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index36.5
Thermo & Levels
PWAT1.85 in
0–3 km LR8.5 °C/km
700–500 LR5.5 °C/km
Total Totals49.3
LCL827 hPa
LFC982 hPa
EL152 hPa
Freezing Lvl14,826 ft