Severe Thunderstorm Warning — Maricopa County, AZ 12:45 AM Flash Flood Warning — Maricopa County, AZ 2:15 AM Flash Flood Warning — Maricopa County, AZ 3:15 AM Areal Flood Watch 7:00 AM

Phoenix, Arizona

Last updated: 12:19 AM CDT  ·  Refresh
32°C
Feels like 34°
Rain
▲ 40°  /  ▼ 28°
Wind
12 mph SSW
Humidity
52%
Dew Point
19°
Pressure
28.64 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
84%
Sunrise
6:00 AM
Sunset
6:55 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Phoenix is currently rain at 31°C. Precipitation is likely — peak probability 62% around 12 AM. Atmospheric instability is elevated (CAPE up to 1440 J/kg) — isolated convective development possible. Sunrise: 6:00AM · Sunset: 6:55PM.

48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
52%
11 PM
31°
61%
12 AM
31°
62%
1 AM
30°
56%
2 AM
30°
52%
3 AM
31°
51%
4 AM
31°
39%
5 AM
28°
39%
6 AM
28°
52%
7 AM
28°
38%
8 AM
29°
59%
9 AM
31°
42%
10 AM
32°
35%
11 AM
33°
28%
12 PM
34°
28%
1 PM
36°
28%
2 PM
36°
31%
3 PM
36°
34%
4 PM
36°
30%
5 PM
39°
36%
6 PM
39°
45%
7 PM
38°
46%
8 PM
38°
37%
9 PM
34°
34%
7-Day Forecast
Tonight
40° 28°
Rain, 52% chance.
Mon
39° 28°
Mostly Clear with a 56% chance of rain.
Tue
42° 29°
Clear with a 34% chance of rain.
Wed
41° 29°
Mostly Clear with a 28% chance of rain.
Thu
40° 29°
Partly Cloudy with a 60% chance of rain.
Fri
37° 28°
Rain, 73% chance.
Sat
34° 26°
Partly Cloudy with a 44% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 32° Rain 52% 12 mph SSW 52%
11 PM 31° Rain 61% 15 mph SW 58%
12 AM 31° Thunderstorm 62% 12 mph S 58%
1 AM 30° Rain 56% 10 mph ENE 56%
2 AM 30° Rain 52% 10 mph E 57%
3 AM 31° Partly Cloudy 51% 7 mph SE 58%
4 AM 31° Partly Cloudy 39% 5 mph SSE 58%
5 AM 28° Partly Cloudy 39% 5 mph SSE 59%
6 AM 28° Partly Cloudy 52% 4 mph SE 58%
7 AM 28° Partly Cloudy 38% 4 mph SE 58%
8 AM 29° Partly Cloudy 59% 6 mph ESE 56%
9 AM 31° Partly Cloudy 42% 7 mph ESE 54%
10 AM 32° Mostly Clear 35% 9 mph ESE 51%
11 AM 33° Mostly Clear 28% 9 mph ESE 49%
12 PM 34° Mostly Clear 28% 9 mph ESE 46%
1 PM 36° Clear 28% 8 mph ESE 42%
2 PM 36° Clear 31% 8 mph ESE 39%
3 PM 36° Clear 34% 7 mph SE 38%
4 PM 36° Mostly Clear 30% 6 mph SE 39%
5 PM 39° Mostly Clear 36% 6 mph SE 39%
6 PM 39° Clear 45% 6 mph SE 40%
7 PM 38° Clear 46% 6 mph SE 42%
8 PM 38° Clear 37% 7 mph SE 44%
9 PM 34° Mostly Clear 34% 7 mph SE 46%
15-Day Forecast
Today
8/30
Rain
52%
28°
40°
Mon
8/31
Mostly Clear
56%
28°
39°
Tue
9/1
Clear
34%
29°
42°
Wed
9/2
Mostly Clear
28%
29°
41°
Thu
9/3
Partly Cloudy
60%
29°
40°
Fri
9/4
Rain
73%
28°
37°
Sat
9/5
Partly Cloudy
44%
26°
34°
Sun
9/6
Mostly Clear
30%
27°
38°
Mon
9/7
Drizzle
47%
28°
39°
Tue
9/8
Mostly Cloudy
34%
29°
39°
Wed
9/9
Clear
19%
29°
39°
Thu
9/10
Drizzle
60%
31°
40°
Fri
9/11
Clear
60%
31°
39°
Sat
9/12
Drizzle
60%
30°
38°
Sun
9/13
Drizzle
60%
30°
38°
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 8.7 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 41 48
Tue 46 Good 46 41
Wed 51 Moderate 51 41
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 Mon Aug 31, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1114 J/kg
MLCAPE1536 J/kg
MUCAPE2374 J/kg
SBCIN-184 J/kg
MLCIN-149 J/kg
Lifted Index-4.4
Kinematics
0–6 km Shear7 kt
0–1 km Shear8 kt
Eff. Shear5 kt
0–1 km SRH9
0–3 km SRH31
Eff. SRH31
Storm Motion258° @ 19 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index41.7
Thermo & Levels
PWAT2.08 in
0–3 km LR7.4 °C/km
700–500 LR6.5 °C/km
Total Totals52.6
LCL809 hPa
LFC702 hPa
EL194 hPa
Freezing Lvl14,068 ft