High Wind Watch 7:00 AM Areal Flood Watch 7:00 AM

Johns Creek, Georgia

Last updated: 11:43 PM CDT  ·  Refresh
20°C
Feels like 21°
Overcast
▲ 24°  /  ▼ 13°
Wind
2 mph ENE
Humidity
70%
Dew Point
16°
Pressure
29.01 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
87%
Sunrise
7:37 AM
Sunset
7:10 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Johns Creek is currently overcast at 20°C. Precipitation is likely — peak probability 77% around 12 AM. Sunrise: 7:37AM · Sunset: 7:10PM.

Alerts

High Wind Watch
Expires 7:00 AM
Areal Flood Watch
Expires 7:00 AM
53 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
20°
3%
1 AM
19°
21%
2 AM
19°
3%
3 AM
18°
3%
4 AM
18°
3%
5 AM
17°
3%
6 AM
17°
3%
7 AM
17°
3%
8 AM
18°
4%
9 AM
19°
9%
10 AM
19°
13%
11 AM
21°
13%
12 PM
22°
13%
1 PM
24°
14%
2 PM
24°
23%
3 PM
24°
26%
4 PM
24°
27%
5 PM
24°
39%
6 PM
23°
44%
7 PM
22°
45%
8 PM
22°
54%
9 PM
21°
58%
10 PM
21°
58%
11 PM
20°
68%
7-Day Forecast
Today
24° 13°
Overcast with a 44% chance of rain.
Sat
21° 13°
Overcast with a 90% chance of rain.
Sun
25° 13°
Mostly Cloudy with a 74% chance of rain.
Mon
32° 16°
Clear.
Tue
34° 16°
Clear.
Wed
35° 18°
Clear.
Thu
34° 19°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 20° Overcast 3% 2 mph ENE 70%
1 AM 19° Overcast 21% 4 mph NE 68%
2 AM 19° Overcast 3% 4 mph NE 70%
3 AM 18° Overcast 3% 5 mph NE 72%
4 AM 18° Overcast 3% 5 mph NE 74%
5 AM 17° Overcast 3% 5 mph NE 75%
6 AM 17° Overcast 3% 7 mph ENE 75%
7 AM 17° Overcast 3% 8 mph ENE 73%
8 AM 18° Overcast 4% 10 mph ENE 68%
9 AM 19° Overcast 9% 11 mph ENE 61%
10 AM 19° Overcast 13% 12 mph ENE 54%
11 AM 21° Overcast 13% 12 mph ENE 49%
12 PM 22° Overcast 13% 12 mph ENE 44%
1 PM 24° Overcast 14% 12 mph ENE 39%
2 PM 24° Drizzle 23% 12 mph ENE 38%
3 PM 24° Drizzle 26% 12 mph ENE 38%
4 PM 24° Drizzle 27% 11 mph ENE 39%
5 PM 24° Drizzle 39% 11 mph ENE 40%
6 PM 23° Drizzle 44% 11 mph ENE 41%
7 PM 22° Drizzle 45% 11 mph ENE 42%
8 PM 22° Rain 54% 11 mph ENE 45%
9 PM 21° Rain 58% 12 mph ENE 48%
10 PM 21° Rain 58% 12 mph ENE 52%
11 PM 20° Rain 68% 13 mph ENE 55%
15-Day Forecast
Today
10/9
Overcast
44%
13°
24°
Sat
10/10
Overcast
90%
13°
21°
Sun
10/11
Mostly Cloudy
74%
13°
25°
Mon
10/12
Clear
7%
16°
32°
Tue
10/13
Clear
3%
16°
34°
Wed
10/14
Clear
3%
18°
35°
Thu
10/15
Clear
3%
19°
34°
Fri
10/16
Drizzle
43%
18°
32°
Sat
10/17
Drizzle
44%
16°
33°
Sun
10/18
Clear
51%
11°
25°
Mon
10/19
Clear
60%
10°
24°
Tue
10/20
Clear
3%
11°
26°
Wed
10/21
Drizzle
60%
11°
26°
Thu
10/22
Clear
60%
12°
26°
Fri
10/23
Drizzle
60%
11°
26°
53
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
53 AQI 10.2 µg/m³
O3
Ground-level ozone
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 53 Moderate 44 53
Sat 52 Moderate 31 52
Sun 31 Good 31 24
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Oct 9, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 90 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE12 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index1.7
Kinematics
0–6 km Shear7 kt
0–1 km Shear8 kt
Eff. Shear—
0–1 km SRH10
0–3 km SRH45
Eff. SRH—
Storm Motion67° @ 19 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index10.1
Thermo & Levels
PWAT0.84 in
0–3 km LR4.0 °C/km
700–500 LR7.1 °C/km
Total Totals46.5
LCL928 hPa
LFC—
EL—
Freezing Lvl13,780 ft