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

Johns Creek, Georgia

Last updated: 4:25 PM CDT  ·  Refresh
34°C
Feels like 39°
Partly Cloudy
▲ 34°  /  ▼ 23°
Wind
5 mph NE
Humidity
51%
Dew Point
22°
Pressure
29.01 inHg
Visibility
10 mi
UV Index
6.7
Cloud Cover
47%
Sunrise
6:28 AM
Sunset
8:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Johns Creek is currently partly cloudy at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3175 J/kg) — isolated convective development possible. Sunrise: 6:28AM · Sunset: 8:52PM.

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
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
34°
9%
6 PM
34°
25%
7 PM
34°
23%
8 PM
32°
23%
9 PM
31°
16%
10 PM
29°
16%
11 PM
28°
16%
12 AM
28°
16%
1 AM
27°
16%
2 AM
26°
3%
3 AM
26°
3%
4 AM
26°
5%
5 AM
25°
5%
6 AM
24°
5%
7 AM
24°
5%
8 AM
26°
5%
9 AM
27°
5%
10 AM
29°
5%
11 AM
30°
5%
12 PM
32°
5%
1 PM
33°
3%
2 PM
34°
5%
3 PM
34°
5%
4 PM
34°
10%
7-Day Forecast
Today
34° 23°
Partly Cloudy with a 23% chance of rain.
Wed
37° 24°
Mostly Clear.
Thu
38° 23°
Partly Cloudy.
Fri
36° 26°
Partly Cloudy with a 52% chance of rain.
Sat
36° 24°
Drizzle, 60% chance.
Sun
34° 24°
Rain, 81% chance.
Mon
34° 22°
Drizzle, 60% chance.
TimeTempConditionsPrecipWindHumidity
Now 34° Partly Cloudy 9% 5 mph NE 51%
6 PM 34° Partly Cloudy 25% 6 mph NE 49%
7 PM 34° Partly Cloudy 23% 7 mph NE 51%
8 PM 32° Partly Cloudy 23% 6 mph ENE 55%
9 PM 31° Partly Cloudy 16% 5 mph ENE 60%
10 PM 29° Partly Cloudy 16% 4 mph ENE 66%
11 PM 28° Partly Cloudy 16% 3 mph E 70%
12 AM 28° Partly Cloudy 16% 2 mph ENE 72%
1 AM 27° Partly Cloudy 16% 3 mph NE 74%
2 AM 26° Mostly Clear 3% 3 mph NE 76%
3 AM 26° Mostly Clear 3% 3 mph NE 78%
4 AM 26° Clear 5% 3 mph ENE 80%
5 AM 25° Mostly Clear 5% 4 mph E 82%
6 AM 24° Mostly Clear 5% 3 mph E 81%
7 AM 24° Mostly Clear 5% 3 mph ESE 80%
8 AM 26° Mostly Clear 5% 4 mph SE 76%
9 AM 27° Mostly Clear 5% 3 mph SSE 69%
10 AM 29° Clear 5% 3 mph SSE 62%
11 AM 30° Mostly Clear 5% 2 mph SE 58%
12 PM 32° Mostly Clear 5% 3 mph ESE 56%
1 PM 33° Partly Cloudy 3% 4 mph E 53%
2 PM 34° Partly Cloudy 5% 4 mph E 52%
3 PM 34° Partly Cloudy 5% 4 mph ESE 52%
4 PM 34° Partly Cloudy 10% 5 mph ESE 52%
15-Day Forecast
Today
6/30
Partly Cloudy
23%
23°
34°
Wed
7/1
Mostly Clear
13%
24°
37°
Thu
7/2
Partly Cloudy
16%
23°
38°
Fri
7/3
Partly Cloudy
52%
26°
36°
Sat
7/4
Drizzle
60%
24°
36°
Sun
7/5
Rain
81%
24°
34°
Mon
7/6
Drizzle
60%
22°
34°
Tue
7/7
Drizzle
60%
23°
34°
Wed
7/8
Drizzle
60%
23°
34°
Thu
7/9
Drizzle
60%
23°
34°
Fri
7/10
Drizzle
60%
23°
33°
Sat
7/11
Drizzle
60%
23°
33°
Sun
7/12
Drizzle
60%
23°
33°
Mon
7/13
Drizzle
60%
22°
33°
Tue
7/14
Drizzle
60%
23°
33°
48
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
48 AQI 8.6 µg/m³
O3
Ground-level ozone
40 AQI 44 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 48 Good 40 48
Thu 51 Moderate 43 51
Fri 52 Moderate 40 52
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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3329 J/kg
MLCAPE3316 J/kg
MUCAPE3476 J/kg
SBCIN0 J/kg
MLCIN-1 J/kg
Lifted Index-6.1
Kinematics
0–6 km Shear8 kt
0–1 km Shear1 kt
Eff. Shear12 kt
0–1 km SRH-1
0–3 km SRH-36
Eff. SRH-36
Storm Motion32° @ 23 kt
0–1 km EHI-0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index39.6
Thermo & Levels
PWAT1.95 in
0–3 km LR8.2 °C/km
700–500 LR5.7 °C/km
Total Totals50.3
LCL825 hPa
LFC982 hPa
EL158 hPa
Freezing Lvl14,833 ft